]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_textures.c
change R_Upload error from Host_error to Sys_Error, added texture name
[xonotic/darkplaces.git] / gl_textures.c
index f4ccbcaec93fddfd709de399957d4abe91033cec..d244f00636bcb88dea49cda730be11351c9c191a 100644 (file)
@@ -1,5 +1,9 @@
 
 #include "quakedef.h"
+#ifdef SUPPORTD3D
+#include <d3d9.h>
+extern LPDIRECT3DDEVICE9 vid_d3d9dev;
+#endif
 #include "image.h"
 #include "jpeg.h"
 #include "image_png.h"
@@ -8,6 +12,11 @@
 cvar_t gl_max_size = {CVAR_SAVE, "gl_max_size", "2048", "maximum allowed texture size, can be used to reduce video memory usage, limited by hardware capabilities (typically 2048, 4096, or 8192)"};
 cvar_t gl_max_lightmapsize = {CVAR_SAVE, "gl_max_lightmapsize", "1024", "maximum allowed texture size for lightmap textures, use larger values to improve rendering speed, as long as there is enough video memory available (setting it too high for the hardware will cause very bad performance)"};
 cvar_t gl_picmip = {CVAR_SAVE, "gl_picmip", "0", "reduces resolution of textures by powers of 2, for example 1 will halve width/height, reducing texture memory usage by 75%"};
+cvar_t gl_picmip_world = {CVAR_SAVE, "gl_picmip_world", "0", "extra picmip level for world textures (may be negative, which will then reduce gl_picmip for these)"};
+cvar_t r_picmipworld = {CVAR_SAVE, "r_picmipworld", "1", "whether gl_picmip shall apply to world textures too (setting this to 0 is a shorthand for gl_picmip_world -9999999)"};
+cvar_t gl_picmip_sprites = {CVAR_SAVE, "gl_picmip_sprites", "0", "extra picmip level for sprite textures (may be negative, which will then reduce gl_picmip for these)"};
+cvar_t r_picmipsprites = {CVAR_SAVE, "r_picmipsprites", "1", "make gl_picmip affect sprites too (saves some graphics memory in sprite heavy games) (setting this to 0 is a shorthand for gl_picmip_sprites -9999999)"};
+cvar_t gl_picmip_other = {CVAR_SAVE, "gl_picmip_other", "0", "extra picmip level for other textures (may be negative, which will then reduce gl_picmip for these)"};
 cvar_t r_lerpimages = {CVAR_SAVE, "r_lerpimages", "1", "bilinear filters images when scaling them up to power of 2 size (mode 1), looks better than glquake (mode 0)"};
 cvar_t gl_texture_anisotropy = {CVAR_SAVE, "gl_texture_anisotropy", "1", "anisotropic filtering quality (if supported by hardware), 1 sample (no anisotropy) and 8 sample (8 tap anisotropy) are recommended values"};
 cvar_t gl_texturecompression = {CVAR_SAVE, "gl_texturecompression", "0", "whether to compress textures, a value of 0 disables compression (even if the individual cvars are 1), 1 enables fast (low quality) compression at startup, 2 enables slow (high quality) compression at startup"};
@@ -20,13 +29,27 @@ cvar_t gl_texturecompression_q3bsplightmaps = {CVAR_SAVE, "gl_texturecompression
 cvar_t gl_texturecompression_q3bspdeluxemaps = {CVAR_SAVE, "gl_texturecompression_q3bspdeluxemaps", "0", "whether to compress deluxemaps in q3bsp format levels (only levels compiled with q3map2 -deluxe have these)"};
 cvar_t gl_texturecompression_sky = {CVAR_SAVE, "gl_texturecompression_sky", "0", "whether to compress sky textures"};
 cvar_t gl_texturecompression_lightcubemaps = {CVAR_SAVE, "gl_texturecompression_lightcubemaps", "1", "whether to compress light cubemaps (spotlights and other light projection images)"};
+cvar_t gl_texturecompression_reflectmask = {CVAR_SAVE, "gl_texturecompression_reflectmask", "1", "whether to compress reflection cubemap masks (mask of which areas of the texture should reflect the generic shiny cubemap)"};
 cvar_t gl_nopartialtextureupdates = {CVAR_SAVE, "gl_nopartialtextureupdates", "1", "use alternate path for dynamic lightmap updates that avoids a possibly slow code path in the driver"};
+cvar_t r_texture_dds_load_alphamode = {0, "r_texture_dds_load_alphamode", "1", "0: trust DDPF_ALPHAPIXELS flag, 1: texture format and brute force search if ambigous, 2: texture format only"};
 
+qboolean       gl_filter_force = false;
 int            gl_filter_min = GL_LINEAR_MIPMAP_LINEAR;
 int            gl_filter_mag = GL_LINEAR;
 
+#ifdef SUPPORTD3D
+int d3d_filter_flatmin = D3DTEXF_LINEAR;
+int d3d_filter_flatmag = D3DTEXF_LINEAR;
+int d3d_filter_flatmix = D3DTEXF_POINT;
+int d3d_filter_mipmin = D3DTEXF_LINEAR;
+int d3d_filter_mipmag = D3DTEXF_LINEAR;
+int d3d_filter_mipmix = D3DTEXF_LINEAR;
+int d3d_filter_nomip = false;
+#endif
+
 
 static mempool_t *texturemempool;
+static memexpandablearray_t texturearray;
 
 // note: this must not conflict with TEXF_ flags in r_textures.h
 // bitmask for mismatch checking
@@ -40,29 +63,32 @@ typedef struct textypeinfo_s
        int inputbytesperpixel;
        int internalbytesperpixel;
        float glinternalbytesperpixel;
-       int glformat;
        int glinternalformat;
+       int glformat;
        int gltype;
 }
 textypeinfo_t;
 
-static textypeinfo_t textype_palette                = {TEXTYPE_PALETTE, 1, 4, 4.0f, GL_BGRA   , 3, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_palette_alpha          = {TEXTYPE_PALETTE, 1, 4, 4.0f, GL_BGRA   , 4, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_rgba                   = {TEXTYPE_RGBA   , 4, 4, 4.0f, GL_RGBA   , 3, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_rgba_alpha             = {TEXTYPE_RGBA   , 4, 4, 4.0f, GL_RGBA   , 4, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_rgba_compress          = {TEXTYPE_RGBA   , 4, 4, 0.5f, GL_RGBA   , GL_COMPRESSED_RGB_ARB, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_rgba_alpha_compress    = {TEXTYPE_RGBA   , 4, 4, 1.0f, GL_RGBA   , GL_COMPRESSED_RGBA_ARB, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_bgra                   = {TEXTYPE_BGRA   , 4, 4, 4.0f, GL_BGRA   , 3, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_bgra_alpha             = {TEXTYPE_BGRA   , 4, 4, 4.0f, GL_BGRA   , 4, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_bgra_compress          = {TEXTYPE_BGRA   , 4, 4, 0.5f, GL_BGRA   , GL_COMPRESSED_RGB_ARB, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_bgra_alpha_compress    = {TEXTYPE_BGRA   , 4, 4, 1.0f, GL_BGRA   , GL_COMPRESSED_RGBA_ARB, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_shadowmap16            = {TEXTYPE_SHADOWMAP,2,2, 2.0f, GL_DEPTH_COMPONENT, GL_DEPTH_COMPONENT16_ARB, GL_UNSIGNED_SHORT};
-static textypeinfo_t textype_shadowmap24            = {TEXTYPE_SHADOWMAP,4,4, 4.0f, GL_DEPTH_COMPONENT, GL_DEPTH_COMPONENT24_ARB, GL_UNSIGNED_INT};
-static textypeinfo_t textype_alpha                  = {TEXTYPE_ALPHA  , 1, 4, 4.0f, GL_ALPHA  , 4, GL_UNSIGNED_BYTE};
-static textypeinfo_t textype_dxt1                   = {TEXTYPE_DXT1   , 4, 0, 0.5f, 0         , GL_COMPRESSED_RGB_S3TC_DXT1_EXT, 0};
-static textypeinfo_t textype_dxt1a                  = {TEXTYPE_DXT1A  , 4, 0, 0.5f, 0         , GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, 0};
-static textypeinfo_t textype_dxt3                   = {TEXTYPE_DXT3   , 4, 0, 1.0f, 0         , GL_COMPRESSED_RGBA_S3TC_DXT3_EXT, 0};
-static textypeinfo_t textype_dxt5                   = {TEXTYPE_DXT5   , 4, 0, 1.0f, 0         , GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, 0};
+
+static textypeinfo_t textype_palette                = {TEXTYPE_PALETTE    , 1, 4, 4.0f, 3                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_palette_alpha          = {TEXTYPE_PALETTE    , 1, 4, 4.0f, 4                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_rgba                   = {TEXTYPE_RGBA       , 4, 4, 4.0f, 3                               , GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_rgba_alpha             = {TEXTYPE_RGBA       , 4, 4, 4.0f, 4                               , GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_rgba_compress          = {TEXTYPE_RGBA       , 4, 4, 0.5f, GL_COMPRESSED_RGB_S3TC_DXT1_EXT , GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_rgba_alpha_compress    = {TEXTYPE_RGBA       , 4, 4, 1.0f, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_bgra                   = {TEXTYPE_BGRA       , 4, 4, 4.0f, 3                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_bgra_alpha             = {TEXTYPE_BGRA       , 4, 4, 4.0f, 4                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_bgra_compress          = {TEXTYPE_BGRA       , 4, 4, 0.5f, GL_COMPRESSED_RGB_S3TC_DXT1_EXT , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_bgra_alpha_compress    = {TEXTYPE_BGRA       , 4, 4, 1.0f, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_shadowmap16            = {TEXTYPE_SHADOWMAP  , 2, 2, 2.0f, GL_DEPTH_COMPONENT16_ARB        , GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT};
+static textypeinfo_t textype_shadowmap24            = {TEXTYPE_SHADOWMAP  , 4, 4, 4.0f, GL_DEPTH_COMPONENT24_ARB        , GL_DEPTH_COMPONENT, GL_UNSIGNED_INT  };
+static textypeinfo_t textype_alpha                  = {TEXTYPE_ALPHA      , 1, 4, 4.0f, GL_ALPHA                        , GL_ALPHA          , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_dxt1                   = {TEXTYPE_DXT1       , 4, 0, 0.5f, GL_COMPRESSED_RGB_S3TC_DXT1_EXT , 0                 , 0                };
+static textypeinfo_t textype_dxt1a                  = {TEXTYPE_DXT1A      , 4, 0, 0.5f, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, 0                 , 0                };
+static textypeinfo_t textype_dxt3                   = {TEXTYPE_DXT3       , 4, 0, 1.0f, GL_COMPRESSED_RGBA_S3TC_DXT3_EXT, 0                 , 0                };
+static textypeinfo_t textype_dxt5                   = {TEXTYPE_DXT5       , 4, 0, 1.0f, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, 0                 , 0                };
+static textypeinfo_t textype_colorbuffer            = {TEXTYPE_COLORBUFFER, 4, 4, 4.0f, 4                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+
 
 typedef enum gltexturetype_e
 {
@@ -93,6 +119,22 @@ typedef struct gltexture_s
        int texnum; // GL texture slot number
        qboolean dirty; // indicates that R_RealGetTexture should be called
        int gltexturetypeenum; // used by R_Mesh_TexBind
+       // d3d stuff the backend needs
+       void *d3dtexture;
+#ifdef SUPPORTD3D
+       int d3dformat;
+       int d3dusage;
+       int d3dpool;
+       int d3daddressu;
+       int d3daddressv;
+       int d3daddressw;
+       int d3dmagfilter;
+       int d3dminfilter;
+       int d3dmipfilter;
+       int d3dmaxmiplevelfilter;
+       int d3dmipmaplodbias;
+       int d3dmaxmiplevel;
+#endif
 
        // dynamic texture stuff [11/22/2007 Black]
        updatecallback_t updatecallback;
@@ -119,6 +161,8 @@ typedef struct gltexture_s
        // flags supplied to the LoadTexture function
        // (might be altered to remove TEXF_ALPHA), and GLTEXF_ private flags
        int flags;
+       // picmip level
+       int miplevel;
        // pointer to one of the textype_ structs
        textypeinfo_t *textype;
        // one of the GLTEXTURETYPE_ values
@@ -130,6 +174,8 @@ typedef struct gltexture_s
        int tilewidth, tileheight, tiledepth;
        // 1 or 6 depending on texturetype
        int sides;
+       // how many mipmap levels in this texture
+       int miplevels;
        // bytes per pixel
        int bytesperpixel;
        // GL_RGB or GL_RGBA or GL_DEPTH_COMPONENT
@@ -156,7 +202,6 @@ static gltexturepool_t *gltexturepoolchain = NULL;
 static unsigned char *resizebuffer = NULL, *colorconvertbuffer;
 static int resizebuffersize = 0;
 static const unsigned char *texturebuffer;
-static int texturebuffersize = 0;
 
 static textypeinfo_t *R_GetTexTypeInfo(textype_t textype, int flags)
 {
@@ -173,26 +218,24 @@ static textypeinfo_t *R_GetTexTypeInfo(textype_t textype, int flags)
        case TEXTYPE_PALETTE:
                return (flags & TEXF_ALPHA) ? &textype_palette_alpha : &textype_palette;
        case TEXTYPE_RGBA:
-               if ((flags & TEXF_COMPRESS) && gl_texturecompression.integer >= 1 && vid.support.arb_texture_compression)
+               if ((flags & TEXF_COMPRESS) && gl_texturecompression.integer >= 1 && vid.support.ext_texture_compression_s3tc)
                        return (flags & TEXF_ALPHA) ? &textype_rgba_alpha_compress : &textype_rgba_compress;
-               else
-                       return (flags & TEXF_ALPHA) ? &textype_rgba_alpha : &textype_rgba;
-               break;
+               return (flags & TEXF_ALPHA) ? &textype_rgba_alpha : &textype_rgba;
        case TEXTYPE_BGRA:
-               if ((flags & TEXF_COMPRESS) && gl_texturecompression.integer >= 1 && vid.support.arb_texture_compression)
+               if ((flags & TEXF_COMPRESS) && gl_texturecompression.integer >= 1 && vid.support.ext_texture_compression_s3tc)
                        return (flags & TEXF_ALPHA) ? &textype_bgra_alpha_compress : &textype_bgra_compress;
-               else
-                       return (flags & TEXF_ALPHA) ? &textype_bgra_alpha : &textype_bgra;
-               break;
+               return (flags & TEXF_ALPHA) ? &textype_bgra_alpha : &textype_bgra;
        case TEXTYPE_ALPHA:
                return &textype_alpha;
        case TEXTYPE_SHADOWMAP:
                return (flags & TEXF_LOWPRECISION) ? &textype_shadowmap16 : &textype_shadowmap24;
+       case TEXTYPE_COLORBUFFER:
+               return &textype_colorbuffer;
        default:
                Host_Error("R_GetTexTypeInfo: unknown texture format");
-               return NULL;
+               break;
        }
-       return NULL; // this line only to hush compiler warnings
+       return NULL;
 }
 
 // dynamic texture code [11/22/2007 Black]
@@ -257,7 +300,7 @@ void R_FreeTexture(rtexture_t *rt)
 
        if (glt->inputtexels)
                Mem_Free(glt->inputtexels);
-       Mem_Free(glt);
+       Mem_ExpandableArray_FreeRecord(&texturearray, glt);
 }
 
 rtexturepool_t *R_AllocTexturePool(void)
@@ -298,7 +341,7 @@ void R_FreeTexturePool(rtexturepool_t **rtexturepool)
 
 typedef struct glmode_s
 {
-       char *name;
+       const char *name;
        int minification, magnification;
 }
 glmode_t;
@@ -313,6 +356,25 @@ static glmode_t modes[6] =
        {"GL_LINEAR_MIPMAP_LINEAR", GL_LINEAR_MIPMAP_LINEAR, GL_LINEAR}
 };
 
+#ifdef SUPPORTD3D
+typedef struct d3dmode_s
+{
+       const char *name;
+       int m1, m2;
+}
+d3dmode_t;
+
+static d3dmode_t d3dmodes[6] =
+{
+       {"GL_NEAREST", D3DTEXF_POINT, D3DTEXF_POINT},
+       {"GL_LINEAR", D3DTEXF_LINEAR, D3DTEXF_POINT},
+       {"GL_NEAREST_MIPMAP_NEAREST", D3DTEXF_POINT, D3DTEXF_POINT},
+       {"GL_LINEAR_MIPMAP_NEAREST", D3DTEXF_LINEAR, D3DTEXF_POINT},
+       {"GL_NEAREST_MIPMAP_LINEAR", D3DTEXF_POINT, D3DTEXF_LINEAR},
+       {"GL_LINEAR_MIPMAP_LINEAR", D3DTEXF_LINEAR, D3DTEXF_LINEAR}
+};
+#endif
+
 static void GL_TextureMode_f (void)
 {
        int i;
@@ -322,6 +384,7 @@ static void GL_TextureMode_f (void)
 
        if (Cmd_Argc() == 1)
        {
+               Con_Printf("Texture mode is %sforced\n", gl_filter_force ? "" : "not ");
                for (i = 0;i < 6;i++)
                {
                        if (gl_filter_min == modes[i].minification)
@@ -334,7 +397,7 @@ static void GL_TextureMode_f (void)
                return;
        }
 
-       for (i = 0;i < 6;i++)
+       for (i = 0;i < (int)(sizeof(modes)/sizeof(*modes));i++)
                if (!strcasecmp (modes[i].name, Cmd_Argv(1) ) )
                        break;
        if (i == 6)
@@ -345,38 +408,90 @@ static void GL_TextureMode_f (void)
 
        gl_filter_min = modes[i].minification;
        gl_filter_mag = modes[i].magnification;
+       gl_filter_force = ((Cmd_Argc() > 2) && !strcasecmp(Cmd_Argv(2), "force"));
 
-       // change all the existing mipmap texture objects
-       // FIXME: force renderer(/client/something?) restart instead?
-       CHECKGLERROR
-       GL_ActiveTexture(0);
-       for (pool = gltexturepoolchain;pool;pool = pool->next)
+       switch(vid.renderpath)
        {
-               for (glt = pool->gltchain;glt;glt = glt->chain)
+       case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GL20:
+       case RENDERPATH_CGGL:
+               // change all the existing mipmap texture objects
+               // FIXME: force renderer(/client/something?) restart instead?
+               CHECKGLERROR
+               GL_ActiveTexture(0);
+               for (pool = gltexturepoolchain;pool;pool = pool->next)
                {
-                       // only update already uploaded images
-                       if (glt->texnum && !(glt->flags & (TEXF_FORCENEAREST | TEXF_FORCELINEAR)))
+                       for (glt = pool->gltchain;glt;glt = glt->chain)
                        {
-                               oldbindtexnum = R_Mesh_TexBound(0, gltexturetypeenums[glt->texturetype]);
-                               qglBindTexture(gltexturetypeenums[glt->texturetype], glt->texnum);CHECKGLERROR
-                               if (glt->flags & TEXF_MIPMAP)
+                               // only update already uploaded images
+                               if (glt->texnum && (gl_filter_force || !(glt->flags & (TEXF_FORCENEAREST | TEXF_FORCELINEAR))))
                                {
-                                       qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MIN_FILTER, gl_filter_min);CHECKGLERROR
+                                       oldbindtexnum = R_Mesh_TexBound(0, gltexturetypeenums[glt->texturetype]);
+                                       qglBindTexture(gltexturetypeenums[glt->texturetype], glt->texnum);CHECKGLERROR
+                                       if (glt->flags & TEXF_MIPMAP)
+                                       {
+                                               qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MIN_FILTER, gl_filter_min);CHECKGLERROR
+                                       }
+                                       else
+                                       {
+                                               qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MIN_FILTER, gl_filter_mag);CHECKGLERROR
+                                       }
+                                       qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MAG_FILTER, gl_filter_mag);CHECKGLERROR
+                                       qglBindTexture(gltexturetypeenums[glt->texturetype], oldbindtexnum);CHECKGLERROR
                                }
-                               else
+                       }
+               }
+               break;
+       case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+               d3d_filter_flatmin = d3dmodes[i].m1;
+               d3d_filter_flatmag = d3dmodes[i].m1;
+               d3d_filter_flatmix = D3DTEXF_POINT;
+               d3d_filter_mipmin = d3dmodes[i].m1;
+               d3d_filter_mipmag = d3dmodes[i].m1;
+               d3d_filter_mipmix = d3dmodes[i].m2;
+               d3d_filter_nomip = i < 2;
+               if (gl_texture_anisotropy.integer > 1 && i == 5)
+                       d3d_filter_mipmin = d3d_filter_mipmag = D3DTEXF_ANISOTROPIC;
+               for (pool = gltexturepoolchain;pool;pool = pool->next)
+               {
+                       for (glt = pool->gltchain;glt;glt = glt->chain)
+                       {
+                               // only update already uploaded images
+                               if (glt->d3dtexture && (gl_filter_force || !(glt->flags & (TEXF_FORCENEAREST | TEXF_FORCELINEAR))))
                                {
-                                       qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MIN_FILTER, gl_filter_mag);CHECKGLERROR
+                                       if (glt->flags & TEXF_MIPMAP)
+                                       {
+                                               glt->d3dminfilter = d3d_filter_mipmin;
+                                               glt->d3dmagfilter = d3d_filter_mipmag;
+                                               glt->d3dmipfilter = d3d_filter_mipmix;
+                                               glt->d3dmaxmiplevelfilter = 0;
+                                       }
+                                       else
+                                       {
+                                               glt->d3dminfilter = d3d_filter_flatmin;
+                                               glt->d3dmagfilter = d3d_filter_flatmag;
+                                               glt->d3dmipfilter = d3d_filter_flatmix;
+                                               glt->d3dmaxmiplevelfilter = 0;
+                                       }
                                }
-                               qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MAG_FILTER, gl_filter_mag);CHECKGLERROR
-                               qglBindTexture(gltexturetypeenums[glt->texturetype], oldbindtexnum);CHECKGLERROR
                        }
                }
+#endif
+               break;
+       case RENDERPATH_D3D10:
+               Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
+       case RENDERPATH_D3D11:
+               Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
        }
 }
 
-static void GL_Texture_CalcImageSize(int texturetype, int flags, int inwidth, int inheight, int indepth, int *outwidth, int *outheight, int *outdepth)
+static void GL_Texture_CalcImageSize(int texturetype, int flags, int miplevel, int inwidth, int inheight, int indepth, int *outwidth, int *outheight, int *outdepth, int *outmiplevels)
 {
-       int picmip = 0, maxsize = 0, width2 = 1, height2 = 1, depth2 = 1;
+       int picmip = 0, maxsize = 0, width2 = 1, height2 = 1, depth2 = 1, miplevels = 1;
 
        switch (texturetype)
        {
@@ -386,7 +501,7 @@ static void GL_Texture_CalcImageSize(int texturetype, int flags, int inwidth, in
                if (flags & TEXF_PICMIP)
                {
                        maxsize = bound(1, gl_max_size.integer, maxsize);
-                       picmip = gl_picmip.integer;
+                       picmip = miplevel;
                }
                break;
        case GLTEXTURETYPE_3D:
@@ -430,6 +545,16 @@ static void GL_Texture_CalcImageSize(int texturetype, int flags, int inwidth, in
                }
                *outdepth = max(1, depth2);
        }
+
+       miplevels = 1;
+       if (flags & TEXF_MIPMAP)
+       {
+               int extent = max(width2, max(height2, depth2));
+               while(extent >>= 1)
+                       miplevels++;
+       }
+       if (outmiplevels)
+               *outmiplevels = miplevels;
 }
 
 
@@ -437,7 +562,7 @@ static int R_CalcTexelDataSize (gltexture_t *glt)
 {
        int width2, height2, depth2, size;
 
-       GL_Texture_CalcImageSize(glt->texturetype, glt->flags, glt->inputwidth, glt->inputheight, glt->inputdepth, &width2, &height2, &depth2);
+       GL_Texture_CalcImageSize(glt->texturetype, glt->flags, glt->miplevel, glt->inputwidth, glt->inputheight, glt->inputdepth, &width2, &height2, &depth2, NULL);
 
        size = width2 * height2 * depth2;
 
@@ -512,18 +637,35 @@ static void R_TextureStats_f(void)
 
 static void r_textures_start(void)
 {
-       // LordHavoc: allow any alignment
-       CHECKGLERROR
-       qglPixelStorei(GL_UNPACK_ALIGNMENT, 1);CHECKGLERROR
-       qglPixelStorei(GL_PACK_ALIGNMENT, 1);CHECKGLERROR
+       switch(vid.renderpath)
+       {
+       case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GL20:
+       case RENDERPATH_CGGL:
+               // LordHavoc: allow any alignment
+               CHECKGLERROR
+               qglPixelStorei(GL_UNPACK_ALIGNMENT, 1);CHECKGLERROR
+               qglPixelStorei(GL_PACK_ALIGNMENT, 1);CHECKGLERROR
+               break;
+       case RENDERPATH_D3D9:
+               break;
+       case RENDERPATH_D3D10:
+               Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
+       case RENDERPATH_D3D11:
+               Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
+       }
 
        texturemempool = Mem_AllocPool("texture management", 0, NULL);
+       Mem_ExpandableArray_NewArray(&texturearray, texturemempool, sizeof(gltexture_t), 512);
 
        // Disable JPEG screenshots if the DLL isn't loaded
        if (! JPEG_OpenLibrary ())
                Cvar_SetValueQuick (&scr_screenshot_jpeg, 0);
-       // TODO: support png screenshots?
-       PNG_OpenLibrary ();
+       if (! PNG_OpenLibrary ())
+               Cvar_SetValueQuick (&scr_screenshot_png, 0);
 }
 
 static void r_textures_shutdown(void)
@@ -539,10 +681,10 @@ static void r_textures_shutdown(void)
        }
 
        resizebuffersize = 0;
-       texturebuffersize = 0;
        resizebuffer = NULL;
        colorconvertbuffer = NULL;
        texturebuffer = NULL;
+       Mem_ExpandableArray_FreeArray(&texturearray);
        Mem_FreePool(&texturemempool);
 }
 
@@ -550,12 +692,105 @@ static void r_textures_newmap(void)
 {
 }
 
+static void r_textures_devicelost(void)
+{
+       int i, endindex;
+       gltexture_t *glt;
+       endindex = Mem_ExpandableArray_IndexRange(&texturearray);
+       for (i = 0;i < endindex;i++)
+       {
+               glt = (gltexture_t *) Mem_ExpandableArray_RecordAtIndex(&texturearray, i);
+               if (!glt || !(glt->flags & TEXF_RENDERTARGET))
+                       continue;
+               switch(vid.renderpath)
+               {
+               case RENDERPATH_GL11:
+               case RENDERPATH_GL13:
+               case RENDERPATH_GL20:
+               case RENDERPATH_CGGL:
+                       break;
+               case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+                       if (glt->tiledepth > 1)
+                               IDirect3DVolumeTexture9_Release((IDirect3DVolumeTexture9 *)glt->d3dtexture);
+                       else if (glt->sides == 6)
+                               IDirect3DCubeTexture9_Release((IDirect3DCubeTexture9 *)glt->d3dtexture);
+                       else
+                               IDirect3DTexture9_Release((IDirect3DTexture9 *)glt->d3dtexture);
+                       glt->d3dtexture = NULL;
+#endif
+                       break;
+               case RENDERPATH_D3D10:
+                       Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+                       break;
+               case RENDERPATH_D3D11:
+                       Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+                       break;
+               }
+       }
+}
+
+static void r_textures_devicerestored(void)
+{
+       int i, endindex;
+       gltexture_t *glt;
+       endindex = Mem_ExpandableArray_IndexRange(&texturearray);
+       for (i = 0;i < endindex;i++)
+       {
+               glt = (gltexture_t *) Mem_ExpandableArray_RecordAtIndex(&texturearray, i);
+               if (!glt || !(glt->flags & TEXF_RENDERTARGET))
+                       continue;
+               switch(vid.renderpath)
+               {
+               case RENDERPATH_GL11:
+               case RENDERPATH_GL13:
+               case RENDERPATH_GL20:
+               case RENDERPATH_CGGL:
+                       break;
+               case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+                       {
+                               HRESULT d3dresult;
+                               if (glt->tiledepth > 1)
+                               {
+                                       if (FAILED(d3dresult = IDirect3DDevice9_CreateVolumeTexture(vid_d3d9dev, glt->tilewidth, glt->tileheight, glt->tiledepth, glt->miplevels, glt->d3dusage, (D3DFORMAT)glt->d3dformat, (D3DPOOL)glt->d3dpool, (IDirect3DVolumeTexture9 **)&glt->d3dtexture, NULL)))
+                                               Sys_Error("IDirect3DDevice9_CreateVolumeTexture failed!");
+                               }
+                               else if (glt->sides == 6)
+                               {
+                                       if (FAILED(d3dresult = IDirect3DDevice9_CreateCubeTexture(vid_d3d9dev, glt->tilewidth, glt->miplevels, glt->d3dusage, (D3DFORMAT)glt->d3dformat, (D3DPOOL)glt->d3dpool, (IDirect3DCubeTexture9 **)&glt->d3dtexture, NULL)))
+                                               Sys_Error("IDirect3DDevice9_CreateCubeTexture failed!");
+                               }
+                               else
+                               {
+                                       if (FAILED(d3dresult = IDirect3DDevice9_CreateTexture(vid_d3d9dev, glt->tilewidth, glt->tileheight, glt->miplevels, glt->d3dusage, (D3DFORMAT)glt->d3dformat, (D3DPOOL)glt->d3dpool, (IDirect3DTexture9 **)&glt->d3dtexture, NULL)))
+                                               Sys_Error("IDirect3DDevice9_CreateTexture failed!");
+                               }
+                       }
+#endif
+                       break;
+               case RENDERPATH_D3D10:
+                       Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+                       break;
+               case RENDERPATH_D3D11:
+                       Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+                       break;
+               }
+       }
+}
+
+
 void R_Textures_Init (void)
 {
-       Cmd_AddCommand("gl_texturemode", &GL_TextureMode_f, "set texture filtering mode (GL_NEAREST, GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, etc)");
+       Cmd_AddCommand("gl_texturemode", &GL_TextureMode_f, "set texture filtering mode (GL_NEAREST, GL_LINEAR, GL_LINEAR_MIPMAP_LINEAR, etc); an additional argument 'force' forces the texture mode even in cases where it may not be appropriate");
        Cmd_AddCommand("r_texturestats", R_TextureStats_f, "print information about all loaded textures and some statistics");
        Cvar_RegisterVariable (&gl_max_size);
        Cvar_RegisterVariable (&gl_picmip);
+       Cvar_RegisterVariable (&gl_picmip_world);
+       Cvar_RegisterVariable (&r_picmipworld);
+       Cvar_RegisterVariable (&gl_picmip_sprites);
+       Cvar_RegisterVariable (&r_picmipsprites);
+       Cvar_RegisterVariable (&gl_picmip_other);
        Cvar_RegisterVariable (&gl_max_lightmapsize);
        Cvar_RegisterVariable (&r_lerpimages);
        Cvar_RegisterVariable (&gl_texture_anisotropy);
@@ -569,9 +804,11 @@ void R_Textures_Init (void)
        Cvar_RegisterVariable (&gl_texturecompression_q3bspdeluxemaps);
        Cvar_RegisterVariable (&gl_texturecompression_sky);
        Cvar_RegisterVariable (&gl_texturecompression_lightcubemaps);
+       Cvar_RegisterVariable (&gl_texturecompression_reflectmask);
        Cvar_RegisterVariable (&gl_nopartialtextureupdates);
+       Cvar_RegisterVariable (&r_texture_dds_load_alphamode);
 
-       R_RegisterModule("R_Textures", r_textures_start, r_textures_shutdown, r_textures_newmap);
+       R_RegisterModule("R_Textures", r_textures_start, r_textures_shutdown, r_textures_newmap, r_textures_devicelost, r_textures_devicerestored);
 }
 
 void R_Textures_Frame (void)
@@ -604,23 +841,35 @@ void R_Textures_Frame (void)
 
                Cvar_SetValueQuick(&gl_texture_anisotropy, old_aniso);
 
-               CHECKGLERROR
-               GL_ActiveTexture(0);
-               for (pool = gltexturepoolchain;pool;pool = pool->next)
+               switch(vid.renderpath)
                {
-                       for (glt = pool->gltchain;glt;glt = glt->chain)
+               case RENDERPATH_GL11:
+               case RENDERPATH_GL13:
+               case RENDERPATH_GL20:
+               case RENDERPATH_CGGL:
+                       CHECKGLERROR
+                       GL_ActiveTexture(0);
+                       for (pool = gltexturepoolchain;pool;pool = pool->next)
                        {
-                               // only update already uploaded images
-                               if (glt->texnum && (glt->flags & TEXF_MIPMAP) == TEXF_MIPMAP)
+                               for (glt = pool->gltchain;glt;glt = glt->chain)
                                {
-                                       oldbindtexnum = R_Mesh_TexBound(0, gltexturetypeenums[glt->texturetype]);
+                                       // only update already uploaded images
+                                       if (glt->texnum && (glt->flags & TEXF_MIPMAP) == TEXF_MIPMAP)
+                                       {
+                                               oldbindtexnum = R_Mesh_TexBound(0, gltexturetypeenums[glt->texturetype]);
 
-                                       qglBindTexture(gltexturetypeenums[glt->texturetype], glt->texnum);CHECKGLERROR
-                                       qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MAX_ANISOTROPY_EXT, old_aniso);CHECKGLERROR
+                                               qglBindTexture(gltexturetypeenums[glt->texturetype], glt->texnum);CHECKGLERROR
+                                               qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MAX_ANISOTROPY_EXT, old_aniso);CHECKGLERROR
 
-                                       qglBindTexture(gltexturetypeenums[glt->texturetype], oldbindtexnum);CHECKGLERROR
+                                               qglBindTexture(gltexturetypeenums[glt->texturetype], oldbindtexnum);CHECKGLERROR
+                                       }
                                }
                        }
+                       break;
+               case RENDERPATH_D3D9:
+               case RENDERPATH_D3D10:
+               case RENDERPATH_D3D11:
+                       break;
                }
        }
 }
@@ -663,7 +912,7 @@ static void GL_SetupTextureParameters(int flags, textype_t textype, int texturet
        }
 
        CHECKGLERROR
-       if (flags & TEXF_FORCENEAREST)
+       if (!gl_filter_force && flags & TEXF_FORCENEAREST)
        {
                if (flags & TEXF_MIPMAP)
                {
@@ -675,7 +924,7 @@ static void GL_SetupTextureParameters(int flags, textype_t textype, int texturet
                }
                qglTexParameteri(textureenum, GL_TEXTURE_MAG_FILTER, GL_NEAREST);CHECKGLERROR
        }
-       else if (flags & TEXF_FORCELINEAR)
+       else if (!gl_filter_force && flags & TEXF_FORCELINEAR)
        {
                if (flags & TEXF_MIPMAP)
                {
@@ -730,16 +979,28 @@ static void GL_SetupTextureParameters(int flags, textype_t textype, int texturet
 static void R_Upload(gltexture_t *glt, const unsigned char *data, int fragx, int fragy, int fragz, int fragwidth, int fragheight, int fragdepth)
 {
        int i, mip, width, height, depth;
-       GLint oldbindtexnum;
+       GLint oldbindtexnum = 0;
        const unsigned char *prevbuffer;
        prevbuffer = data;
 
-       CHECKGLERROR
+       switch(vid.renderpath)
+       {
+       case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GL20:
+       case RENDERPATH_CGGL:
+               CHECKGLERROR
 
-       // we need to restore the texture binding after finishing the upload
-       GL_ActiveTexture(0);
-       oldbindtexnum = R_Mesh_TexBound(0, gltexturetypeenums[glt->texturetype]);
-       qglBindTexture(gltexturetypeenums[glt->texturetype], glt->texnum);CHECKGLERROR
+               // we need to restore the texture binding after finishing the upload
+               GL_ActiveTexture(0);
+               oldbindtexnum = R_Mesh_TexBound(0, gltexturetypeenums[glt->texturetype]);
+               qglBindTexture(gltexturetypeenums[glt->texturetype], glt->texnum);CHECKGLERROR
+               break;
+       case RENDERPATH_D3D9:
+       case RENDERPATH_D3D10:
+       case RENDERPATH_D3D11:
+               break;
+       }
 
        // these are rounded up versions of the size to do better resampling
        if (vid.support.arb_texture_non_power_of_two || glt->texturetype == GLTEXTURETYPE_RECTANGLE)
@@ -775,23 +1036,49 @@ static void R_Upload(gltexture_t *glt, const unsigned char *data, int fragx, int
        if ((glt->flags & (TEXF_MIPMAP | TEXF_PICMIP)) == 0 && glt->inputwidth == glt->tilewidth && glt->inputheight == glt->tileheight && glt->inputdepth == glt->tiledepth && (fragx != 0 || fragy != 0 || fragwidth != glt->tilewidth || fragheight != glt->tileheight))
        {
                // update a portion of the image
-               switch(glt->texturetype)
+               if (glt->texturetype != GLTEXTURETYPE_2D)
+                       Sys_Error("R_Upload: partial update of type other than 2D");
+               switch(vid.renderpath)
                {
-               case GLTEXTURETYPE_2D:
+               case RENDERPATH_GL11:
+               case RENDERPATH_GL13:
+               case RENDERPATH_GL20:
+               case RENDERPATH_CGGL:
                        qglTexSubImage2D(GL_TEXTURE_2D, 0, fragx, fragy, fragwidth, fragheight, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
+                       qglBindTexture(gltexturetypeenums[glt->texturetype], oldbindtexnum);CHECKGLERROR
+                       break;
+               case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+                       {
+                               RECT d3drect;
+                               D3DLOCKED_RECT d3dlockedrect;
+                               int y;
+                               memset(&d3drect, 0, sizeof(d3drect));
+                               d3drect.left = fragx;
+                               d3drect.top = fragy;
+                               d3drect.right = fragx+fragwidth;
+                               d3drect.bottom = fragy+fragheight;
+                               if (IDirect3DTexture9_LockRect((IDirect3DTexture9*)glt->d3dtexture, 0, &d3dlockedrect, &d3drect, 0) == D3D_OK && d3dlockedrect.pBits)
+                               {
+                                       for (y = 0;y < fragheight;y++)
+                                               memcpy((unsigned char *)d3dlockedrect.pBits + d3dlockedrect.Pitch * y, (unsigned char *)prevbuffer + fragwidth*glt->bytesperpixel * y, fragwidth*glt->bytesperpixel);
+                                       IDirect3DTexture9_UnlockRect((IDirect3DTexture9*)glt->d3dtexture, 0);
+                               }
+                       }
+#endif
                        break;
-               case GLTEXTURETYPE_3D:
-                       qglTexSubImage3D(GL_TEXTURE_3D, 0, fragx, fragy, fragz, fragwidth, fragheight, fragdepth, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
+               case RENDERPATH_D3D10:
+                       Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
                        break;
-               default:
-                       Host_Error("R_Upload: partial update of type other than 2D");
+               case RENDERPATH_D3D11:
+                       Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
                        break;
                }
        }
        else
        {
                if (fragx || fragy || fragz || glt->inputwidth != fragwidth || glt->inputheight != fragheight || glt->inputdepth != fragdepth)
-                       Host_Error("R_Upload: partial update not allowed on initial upload or in combination with PICMIP or MIPMAP\n");
+                       Sys_Error("R_Upload \"%s\": partial update not allowed on initial upload or in combination with PICMIP or MIPMAP\n", glt->identifier);
 
                // cubemaps contain multiple images and thus get processed a bit differently
                if (glt->texturetype != GLTEXTURETYPE_CUBEMAP)
@@ -809,87 +1096,250 @@ static void R_Upload(gltexture_t *glt, const unsigned char *data, int fragx, int
                        }
                }
                mip = 0;
-               if (qglGetCompressedTexImageARB)
-               {
-                       if (gl_texturecompression.integer >= 2)
-                               qglHint(GL_TEXTURE_COMPRESSION_HINT_ARB, GL_NICEST);
-                       else
-                               qglHint(GL_TEXTURE_COMPRESSION_HINT_ARB, GL_FASTEST);
-                       CHECKGLERROR
-               }
-               switch(glt->texturetype)
+               switch(vid.renderpath)
                {
-               case GLTEXTURETYPE_2D:
-                       qglTexImage2D(GL_TEXTURE_2D, mip++, glt->glinternalformat, width, height, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
-                       if (glt->flags & TEXF_MIPMAP)
+               case RENDERPATH_GL11:
+               case RENDERPATH_GL13:
+               case RENDERPATH_GL20:
+               case RENDERPATH_CGGL:
+                       if (qglGetCompressedTexImageARB)
                        {
-                               while (width > 1 || height > 1 || depth > 1)
-                               {
-                                       Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1);
-                                       prevbuffer = resizebuffer;
-                                       qglTexImage2D(GL_TEXTURE_2D, mip++, glt->glinternalformat, width, height, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
-                               }
-                       }
-                       break;
-               case GLTEXTURETYPE_3D:
-                       qglTexImage3D(GL_TEXTURE_3D, mip++, glt->glinternalformat, width, height, depth, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
-                       if (glt->flags & TEXF_MIPMAP)
-                       {
-                               while (width > 1 || height > 1 || depth > 1)
-                               {
-                                       Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1);
-                                       prevbuffer = resizebuffer;
-                                       qglTexImage3D(GL_TEXTURE_3D, mip++, glt->glinternalformat, width, height, depth, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
-                               }
+                               if (gl_texturecompression.integer >= 2)
+                                       qglHint(GL_TEXTURE_COMPRESSION_HINT_ARB, GL_NICEST);
+                               else
+                                       qglHint(GL_TEXTURE_COMPRESSION_HINT_ARB, GL_FASTEST);
+                               CHECKGLERROR
                        }
-                       break;
-               case GLTEXTURETYPE_CUBEMAP:
-                       // convert and upload each side in turn,
-                       // from a continuous block of input texels
-                       texturebuffer = (unsigned char *)prevbuffer;
-                       for (i = 0;i < 6;i++)
+                       switch(glt->texturetype)
                        {
-                               prevbuffer = texturebuffer;
-                               texturebuffer += glt->inputwidth * glt->inputheight * glt->inputdepth * glt->textype->inputbytesperpixel;
-                               if (glt->inputwidth != width || glt->inputheight != height || glt->inputdepth != depth)
-                               {
-                                       Image_Resample32(prevbuffer, glt->inputwidth, glt->inputheight, glt->inputdepth, resizebuffer, width, height, depth, r_lerpimages.integer);
-                                       prevbuffer = resizebuffer;
-                               }
-                               // picmip/max_size
-                               while (width > glt->tilewidth || height > glt->tileheight || depth > glt->tiledepth)
+                       case GLTEXTURETYPE_2D:
+                               qglTexImage2D(GL_TEXTURE_2D, mip++, glt->glinternalformat, width, height, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
+                               if (glt->flags & TEXF_MIPMAP)
                                {
-                                       Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, glt->tilewidth, glt->tileheight, glt->tiledepth);
-                                       prevbuffer = resizebuffer;
+                                       while (width > 1 || height > 1 || depth > 1)
+                                       {
+                                               Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1);
+                                               prevbuffer = resizebuffer;
+                                               qglTexImage2D(GL_TEXTURE_2D, mip++, glt->glinternalformat, width, height, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
+                                       }
                                }
-                               mip = 0;
-                               qglTexImage2D(cubemapside[i], mip++, glt->glinternalformat, width, height, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
+                               break;
+                       case GLTEXTURETYPE_3D:
+                               qglTexImage3D(GL_TEXTURE_3D, mip++, glt->glinternalformat, width, height, depth, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
                                if (glt->flags & TEXF_MIPMAP)
                                {
                                        while (width > 1 || height > 1 || depth > 1)
                                        {
                                                Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1);
                                                prevbuffer = resizebuffer;
-                                               qglTexImage2D(cubemapside[i], mip++, glt->glinternalformat, width, height, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
+                                               qglTexImage3D(GL_TEXTURE_3D, mip++, glt->glinternalformat, width, height, depth, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
                                        }
                                }
+                               break;
+                       case GLTEXTURETYPE_CUBEMAP:
+                               // convert and upload each side in turn,
+                               // from a continuous block of input texels
+                               texturebuffer = (unsigned char *)prevbuffer;
+                               for (i = 0;i < 6;i++)
+                               {
+                                       prevbuffer = texturebuffer;
+                                       texturebuffer += glt->inputwidth * glt->inputheight * glt->inputdepth * glt->textype->inputbytesperpixel;
+                                       if (glt->inputwidth != width || glt->inputheight != height || glt->inputdepth != depth)
+                                       {
+                                               Image_Resample32(prevbuffer, glt->inputwidth, glt->inputheight, glt->inputdepth, resizebuffer, width, height, depth, r_lerpimages.integer);
+                                               prevbuffer = resizebuffer;
+                                       }
+                                       // picmip/max_size
+                                       while (width > glt->tilewidth || height > glt->tileheight || depth > glt->tiledepth)
+                                       {
+                                               Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, glt->tilewidth, glt->tileheight, glt->tiledepth);
+                                               prevbuffer = resizebuffer;
+                                       }
+                                       mip = 0;
+                                       qglTexImage2D(cubemapside[i], mip++, glt->glinternalformat, width, height, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
+                                       if (glt->flags & TEXF_MIPMAP)
+                                       {
+                                               while (width > 1 || height > 1 || depth > 1)
+                                               {
+                                                       Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1);
+                                                       prevbuffer = resizebuffer;
+                                                       qglTexImage2D(cubemapside[i], mip++, glt->glinternalformat, width, height, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
+                                               }
+                                       }
+                               }
+                               break;
+                       case GLTEXTURETYPE_RECTANGLE:
+                               qglTexImage2D(GL_TEXTURE_RECTANGLE_ARB, mip++, glt->glinternalformat, width, height, 0, glt->glformat, glt->gltype, NULL);CHECKGLERROR
+                               break;
                        }
+                       GL_SetupTextureParameters(glt->flags, glt->textype->textype, glt->texturetype);
+                       qglBindTexture(gltexturetypeenums[glt->texturetype], oldbindtexnum);CHECKGLERROR
                        break;
-               case GLTEXTURETYPE_RECTANGLE:
-                       qglTexImage2D(GL_TEXTURE_RECTANGLE_ARB, mip++, glt->glinternalformat, width, height, 0, glt->glformat, glt->gltype, NULL);CHECKGLERROR
+               case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+                       if (!(glt->flags & TEXF_RENDERTARGET))
+                       {
+                               D3DLOCKED_RECT d3dlockedrect;
+                               D3DLOCKED_BOX d3dlockedbox;
+                               switch(glt->texturetype)
+                               {
+                               case GLTEXTURETYPE_2D:
+                                       if (IDirect3DTexture9_LockRect((IDirect3DTexture9*)glt->d3dtexture, mip, &d3dlockedrect, NULL, 0) == D3D_OK && d3dlockedrect.pBits)
+                                       {
+                                               if (prevbuffer)
+                                                       memcpy(d3dlockedrect.pBits, prevbuffer, width*height*glt->bytesperpixel);
+                                               else
+                                                       memset(d3dlockedrect.pBits, 255, width*height*glt->bytesperpixel);
+                                               IDirect3DTexture9_UnlockRect((IDirect3DTexture9*)glt->d3dtexture, mip);
+                                       }
+                                       mip++;
+                                       if ((glt->flags & TEXF_MIPMAP) && prevbuffer)
+                                       {
+                                               while (width > 1 || height > 1 || depth > 1)
+                                               {
+                                                       Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1);
+                                                       prevbuffer = resizebuffer;
+                                                       if (IDirect3DTexture9_LockRect((IDirect3DTexture9*)glt->d3dtexture, mip, &d3dlockedrect, NULL, 0) == D3D_OK && d3dlockedrect.pBits)
+                                                       {
+                                                               memcpy(d3dlockedrect.pBits, prevbuffer, width*height*glt->bytesperpixel);
+                                                               IDirect3DTexture9_UnlockRect((IDirect3DTexture9*)glt->d3dtexture, mip);
+                                                       }
+                                                       mip++;
+                                               }
+                                       }
+                                       break;
+                               case GLTEXTURETYPE_3D:
+                                       if (IDirect3DVolumeTexture9_LockBox((IDirect3DVolumeTexture9*)glt->d3dtexture, mip, &d3dlockedbox, NULL, 0) == D3D_OK && d3dlockedbox.pBits)
+                                       {
+                                               // we are not honoring the RowPitch or SlicePitch, hopefully this works with all sizes
+                                               memcpy(d3dlockedbox.pBits, prevbuffer, width*height*depth*glt->bytesperpixel);
+                                               IDirect3DVolumeTexture9_UnlockBox((IDirect3DVolumeTexture9*)glt->d3dtexture, mip);
+                                       }
+                                       mip++;
+                                       if (glt->flags & TEXF_MIPMAP)
+                                       {
+                                               while (width > 1 || height > 1 || depth > 1)
+                                               {
+                                                       Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1);
+                                                       prevbuffer = resizebuffer;
+                                                       if (IDirect3DVolumeTexture9_LockBox((IDirect3DVolumeTexture9*)glt->d3dtexture, mip, &d3dlockedbox, NULL, 0) == D3D_OK && d3dlockedbox.pBits)
+                                                       {
+                                                               // we are not honoring the RowPitch or SlicePitch, hopefully this works with all sizes
+                                                               memcpy(d3dlockedbox.pBits, prevbuffer, width*height*depth*glt->bytesperpixel);
+                                                               IDirect3DVolumeTexture9_UnlockBox((IDirect3DVolumeTexture9*)glt->d3dtexture, mip);
+                                                       }
+                                                       mip++;
+                                               }
+                                       }
+                                       break;
+                               case GLTEXTURETYPE_CUBEMAP:
+                                       // convert and upload each side in turn,
+                                       // from a continuous block of input texels
+                                       texturebuffer = (unsigned char *)prevbuffer;
+                                       for (i = 0;i < 6;i++)
+                                       {
+                                               prevbuffer = texturebuffer;
+                                               texturebuffer += glt->inputwidth * glt->inputheight * glt->inputdepth * glt->textype->inputbytesperpixel;
+                                               if (glt->inputwidth != width || glt->inputheight != height || glt->inputdepth != depth)
+                                               {
+                                                       Image_Resample32(prevbuffer, glt->inputwidth, glt->inputheight, glt->inputdepth, resizebuffer, width, height, depth, r_lerpimages.integer);
+                                                       prevbuffer = resizebuffer;
+                                               }
+                                               // picmip/max_size
+                                               while (width > glt->tilewidth || height > glt->tileheight || depth > glt->tiledepth)
+                                               {
+                                                       Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, glt->tilewidth, glt->tileheight, glt->tiledepth);
+                                                       prevbuffer = resizebuffer;
+                                               }
+                                               mip = 0;
+                                               if (IDirect3DCubeTexture9_LockRect((IDirect3DCubeTexture9*)glt->d3dtexture, (D3DCUBEMAP_FACES)i, mip, &d3dlockedrect, NULL, 0) == D3D_OK && d3dlockedrect.pBits)
+                                               {
+                                                       memcpy(d3dlockedrect.pBits, prevbuffer, width*height*glt->bytesperpixel);
+                                                       IDirect3DCubeTexture9_UnlockRect((IDirect3DCubeTexture9*)glt->d3dtexture, (D3DCUBEMAP_FACES)i, mip);
+                                               }
+                                               mip++;
+                                               if (glt->flags & TEXF_MIPMAP)
+                                               {
+                                                       while (width > 1 || height > 1 || depth > 1)
+                                                       {
+                                                               Image_MipReduce32(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1);
+                                                               prevbuffer = resizebuffer;
+                                                               if (IDirect3DCubeTexture9_LockRect((IDirect3DCubeTexture9*)glt->d3dtexture, (D3DCUBEMAP_FACES)i, mip, &d3dlockedrect, NULL, 0) == D3D_OK && d3dlockedrect.pBits)
+                                                               {
+                                                                       memcpy(d3dlockedrect.pBits, prevbuffer, width*height*glt->bytesperpixel);
+                                                                       IDirect3DCubeTexture9_UnlockRect((IDirect3DCubeTexture9*)glt->d3dtexture, (D3DCUBEMAP_FACES)i, mip);
+                                                               }
+                                                               mip++;
+                                                       }
+                                               }
+                                       }
+                                       break;
+                               case GLTEXTURETYPE_RECTANGLE:
+                                       Sys_Error("Direct3D does not have RECTANGLE textures\n");
+                                       break;
+                               }
+                       }
+                       glt->d3daddressw = 0;
+                       if (glt->flags & TEXF_CLAMP)
+                       {
+                               glt->d3daddressu = D3DTADDRESS_CLAMP;
+                               glt->d3daddressv = D3DTADDRESS_CLAMP;
+                               if (glt->tiledepth > 1)
+                                       glt->d3daddressw = D3DTADDRESS_CLAMP;
+                       }
+                       else
+                       {
+                               glt->d3daddressu = D3DTADDRESS_WRAP;
+                               glt->d3daddressv = D3DTADDRESS_WRAP;
+                               if (glt->tiledepth > 1)
+                                       glt->d3daddressw = D3DTADDRESS_WRAP;
+                       }
+                       glt->d3dmipmaplodbias = 0;
+                       glt->d3dmaxmiplevel = 0;
+                       glt->d3dmaxmiplevelfilter = d3d_filter_nomip ? 0 : glt->d3dmaxmiplevel;
+                       if (glt->flags & TEXF_FORCELINEAR)
+                       {
+                               glt->d3dminfilter = D3DTEXF_LINEAR;
+                               glt->d3dmagfilter = D3DTEXF_LINEAR;
+                               glt->d3dmipfilter = D3DTEXF_POINT;
+                       }
+                       else if (glt->flags & TEXF_FORCENEAREST)
+                       {
+                               glt->d3dminfilter = D3DTEXF_POINT;
+                               glt->d3dmagfilter = D3DTEXF_POINT;
+                               glt->d3dmipfilter = D3DTEXF_POINT;
+                       }
+                       else if (glt->flags & TEXF_MIPMAP)
+                       {
+                               glt->d3dminfilter = d3d_filter_mipmin;
+                               glt->d3dmagfilter = d3d_filter_mipmag;
+                               glt->d3dmipfilter = d3d_filter_mipmix;
+                       }
+                       else
+                       {
+                               glt->d3dminfilter = d3d_filter_flatmin;
+                               glt->d3dmagfilter = d3d_filter_flatmag;
+                               glt->d3dmipfilter = d3d_filter_flatmix;
+                       }
+#endif
+                       break;
+               case RENDERPATH_D3D10:
+                       Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+                       break;
+               case RENDERPATH_D3D11:
+                       Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
                        break;
                }
-               GL_SetupTextureParameters(glt->flags, glt->textype->textype, glt->texturetype);
        }
-       qglBindTexture(gltexturetypeenums[glt->texturetype], oldbindtexnum);CHECKGLERROR
 }
 
-static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int depth, int sides, int flags, textype_t textype, int texturetype, const unsigned char *data, const unsigned int *palette)
+static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int depth, int sides, int flags, int miplevel, textype_t textype, int texturetype, const unsigned char *data, const unsigned int *palette)
 {
        int i, size;
        gltexture_t *glt;
        gltexturepool_t *pool = (gltexturepool_t *)rtexturepool;
        textypeinfo_t *texinfo, *texinfo2;
+       unsigned char *temppixels = NULL;
 
        if (cls.state == ca_dedicated)
                return NULL;
@@ -918,6 +1368,17 @@ static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *iden
                return NULL;
        }
 
+       if (textype == TEXTYPE_RGBA)
+       {
+               // swap bytes
+               static int rgbaswapindices[4] = {2, 1, 0, 3};
+               textype = TEXTYPE_BGRA;
+               texinfo = R_GetTexTypeInfo(textype, flags);
+               temppixels = (unsigned char *)Mem_Alloc(tempmempool, width * height * depth * sides * 4);
+               Image_CopyMux(temppixels, data, width, height*depth*sides, false, false, false, 4, 4, rgbaswapindices);
+               data = temppixels;
+       }
+
        // clear the alpha flag if the texture has no transparent pixels
        switch(textype)
        {
@@ -968,8 +1429,11 @@ static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *iden
        case TEXTYPE_ALPHA:
                flags |= TEXF_ALPHA;
                break;
+       case TEXTYPE_COLORBUFFER:
+               flags |= TEXF_ALPHA;
+               break;
        default:
-               Host_Error("R_LoadTexture: unknown texture type");
+               Sys_Error("R_LoadTexture: unknown texture type");
        }
 
        texinfo2 = R_GetTexTypeInfo(textype, flags);
@@ -978,7 +1442,7 @@ static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *iden
        else
                Con_Printf ("R_LoadTexture: input size changed after alpha fallback\n");
 
-       glt = (gltexture_t *)Mem_Alloc(texturemempool, sizeof(gltexture_t));
+       glt = (gltexture_t *)Mem_ExpandableArray_AllocRecord(&texturearray);
        if (identifier)
                strlcpy (glt->identifier, identifier, sizeof(glt->identifier));
        glt->pool = pool;
@@ -988,6 +1452,7 @@ static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *iden
        glt->inputheight = height;
        glt->inputdepth = depth;
        glt->flags = flags;
+       glt->miplevel = (miplevel < 0) ? R_PicmipForFlags(flags) : miplevel; // note: if miplevel is -1, we know the texture is in original size and we can picmip it normally
        glt->textype = texinfo;
        glt->texturetype = texturetype;
        glt->inputdatasize = size;
@@ -1004,45 +1469,110 @@ static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *iden
        glt->updatecallback = NULL;
        glt->updatacallback_data = NULL;
 
-       GL_Texture_CalcImageSize(glt->texturetype, glt->flags, glt->inputwidth, glt->inputheight, glt->inputdepth, &glt->tilewidth, &glt->tileheight, &glt->tiledepth);
+       GL_Texture_CalcImageSize(glt->texturetype, glt->flags, glt->miplevel, glt->inputwidth, glt->inputheight, glt->inputdepth, &glt->tilewidth, &glt->tileheight, &glt->tiledepth, &glt->miplevels);
 
        // upload the texture
        // data may be NULL (blank texture for dynamic rendering)
-       CHECKGLERROR
-       qglGenTextures(1, (GLuint *)&glt->texnum);CHECKGLERROR
+       switch(vid.renderpath)
+       {
+       case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GL20:
+       case RENDERPATH_CGGL:
+               CHECKGLERROR
+               qglGenTextures(1, (GLuint *)&glt->texnum);CHECKGLERROR
+               break;
+       case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+               {
+                       D3DFORMAT d3dformat;
+                       D3DPOOL d3dpool;
+                       DWORD d3dusage;
+                       HRESULT d3dresult;
+                       d3dusage = 0;
+                       d3dpool = D3DPOOL_MANAGED;
+                       if (flags & TEXF_RENDERTARGET)
+                       {
+                               d3dusage |= D3DUSAGE_RENDERTARGET;
+                               d3dpool = D3DPOOL_DEFAULT;
+                       }
+                       switch(textype)
+                       {
+                       case TEXTYPE_PALETTE: d3dformat = (flags & TEXF_ALPHA) ? D3DFMT_A8R8G8B8 : D3DFMT_X8R8G8B8;break;
+                       case TEXTYPE_RGBA: d3dformat = (flags & TEXF_ALPHA) ? D3DFMT_A8B8G8R8 : D3DFMT_X8B8G8R8;break;
+                       case TEXTYPE_BGRA: d3dformat = (flags & TEXF_ALPHA) ? D3DFMT_A8R8G8B8 : D3DFMT_X8R8G8B8;break;
+                       case TEXTYPE_COLORBUFFER: d3dformat = (flags & TEXF_ALPHA) ? D3DFMT_A8R8G8B8 : D3DFMT_X8R8G8B8;break;
+                       case TEXTYPE_SHADOWMAP: d3dformat = D3DFMT_D16;d3dusage = D3DUSAGE_DEPTHSTENCIL;break; // note: can not use D3DUSAGE_RENDERTARGET here
+                       case TEXTYPE_ALPHA: d3dformat = D3DFMT_A8;break;
+                       default: d3dformat = D3DFMT_A8R8G8B8;Sys_Error("R_LoadTexture: unsupported texture type %i when picking D3DFMT", (int)textype);break;
+                       }
+                       glt->d3dformat = d3dformat;
+                       glt->d3dusage = d3dusage;
+                       glt->d3dpool = d3dpool;
+                       if (glt->tiledepth > 1)
+                       {
+                               if (FAILED(d3dresult = IDirect3DDevice9_CreateVolumeTexture(vid_d3d9dev, glt->tilewidth, glt->tileheight, glt->tiledepth, glt->miplevels, glt->d3dusage, (D3DFORMAT)glt->d3dformat, (D3DPOOL)glt->d3dpool, (IDirect3DVolumeTexture9 **)&glt->d3dtexture, NULL)))
+                                       Sys_Error("IDirect3DDevice9_CreateVolumeTexture failed!");
+                       }
+                       else if (glt->sides == 6)
+                       {
+                               if (FAILED(d3dresult = IDirect3DDevice9_CreateCubeTexture(vid_d3d9dev, glt->tilewidth, glt->miplevels, glt->d3dusage, (D3DFORMAT)glt->d3dformat, (D3DPOOL)glt->d3dpool, (IDirect3DCubeTexture9 **)&glt->d3dtexture, NULL)))
+                                       Sys_Error("IDirect3DDevice9_CreateCubeTexture failed!");
+                       }
+                       else
+                       {
+                               if (FAILED(d3dresult = IDirect3DDevice9_CreateTexture(vid_d3d9dev, glt->tilewidth, glt->tileheight, glt->miplevels, glt->d3dusage, (D3DFORMAT)glt->d3dformat, (D3DPOOL)glt->d3dpool, (IDirect3DTexture9 **)&glt->d3dtexture, NULL)))
+                                       Sys_Error("IDirect3DDevice9_CreateTexture failed!");
+                       }
+               }
+#endif
+               break;
+       case RENDERPATH_D3D10:
+               Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
+       case RENDERPATH_D3D11:
+               Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
+       }
+
        R_Upload(glt, data, 0, 0, 0, glt->inputwidth, glt->inputheight, glt->inputdepth);
        if ((glt->flags & TEXF_ALLOWUPDATES) && gl_nopartialtextureupdates.integer)
-               glt->bufferpixels = Mem_Alloc(texturemempool, glt->tilewidth*glt->tileheight*glt->tiledepth*glt->sides*glt->bytesperpixel);
+               glt->bufferpixels = (unsigned char *)Mem_Alloc(texturemempool, glt->tilewidth*glt->tileheight*glt->tiledepth*glt->sides*glt->bytesperpixel);
+
+       // free any temporary processing buffer we allocated...
+       if (temppixels)
+               Mem_Free(temppixels);
 
        // texture converting and uploading can take a while, so make sure we're sending keepalives
-       CL_KeepaliveMessage(false);
+       // FIXME: this causes rendering during R_Shadow_DrawLights
+//     CL_KeepaliveMessage(false);
 
        return (rtexture_t *)glt;
 }
 
-rtexture_t *R_LoadTexture2D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, const unsigned char *data, textype_t textype, int flags, const unsigned int *palette)
+rtexture_t *R_LoadTexture2D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, const unsigned char *data, textype_t textype, int flags, int miplevel, const unsigned int *palette)
 {
-       return R_SetupTexture(rtexturepool, identifier, width, height, 1, 1, flags, textype, GLTEXTURETYPE_2D, data, palette);
+       return R_SetupTexture(rtexturepool, identifier, width, height, 1, 1, flags, miplevel, textype, GLTEXTURETYPE_2D, data, palette);
 }
 
-rtexture_t *R_LoadTexture3D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int depth, const unsigned char *data, textype_t textype, int flags, const unsigned int *palette)
+rtexture_t *R_LoadTexture3D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int depth, const unsigned char *data, textype_t textype, int flags, int miplevel, const unsigned int *palette)
 {
-       return R_SetupTexture(rtexturepool, identifier, width, height, depth, 1, flags, textype, GLTEXTURETYPE_3D, data, palette);
+       return R_SetupTexture(rtexturepool, identifier, width, height, depth, 1, flags, miplevel, textype, GLTEXTURETYPE_3D, data, palette);
 }
 
-rtexture_t *R_LoadTextureCubeMap(rtexturepool_t *rtexturepool, const char *identifier, int width, const unsigned char *data, textype_t textype, int flags, const unsigned int *palette)
+rtexture_t *R_LoadTextureCubeMap(rtexturepool_t *rtexturepool, const char *identifier, int width, const unsigned char *data, textype_t textype, int flags, int miplevel, const unsigned int *palette)
 {
-       return R_SetupTexture(rtexturepool, identifier, width, width, 1, 6, flags, textype, GLTEXTURETYPE_CUBEMAP, data, palette);
+       return R_SetupTexture(rtexturepool, identifier, width, width, 1, 6, flags, miplevel, textype, GLTEXTURETYPE_CUBEMAP, data, palette);
 }
 
-rtexture_t *R_LoadTextureRectangle(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, const unsigned char *data, textype_t textype, int flags, const unsigned int *palette)
+rtexture_t *R_LoadTextureRectangle(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, const unsigned char *data, textype_t textype, int flags, int miplevel, const unsigned int *palette)
 {
-       return R_SetupTexture(rtexturepool, identifier, width, height, 1, 1, flags, textype, GLTEXTURETYPE_RECTANGLE, data, palette);
+       return R_SetupTexture(rtexturepool, identifier, width, height, 1, 1, flags, miplevel, textype, GLTEXTURETYPE_RECTANGLE, data, palette);
 }
 
 static int R_ShadowMapTextureFlags(int precision, qboolean filter)
 {
-       int flags = TEXF_CLAMP;
+       int flags = TEXF_RENDERTARGET | TEXF_CLAMP;
        if (filter)
                flags |= TEXF_FORCELINEAR | TEXF_COMPARE;
        else
@@ -1054,20 +1584,20 @@ static int R_ShadowMapTextureFlags(int precision, qboolean filter)
 
 rtexture_t *R_LoadTextureShadowMapRectangle(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int precision, qboolean filter)
 {
-       return R_SetupTexture(rtexturepool, identifier, width, height, 1, 1, R_ShadowMapTextureFlags(precision, filter), TEXTYPE_SHADOWMAP, GLTEXTURETYPE_RECTANGLE, NULL, NULL);
+       return R_SetupTexture(rtexturepool, identifier, width, height, 1, 1, R_ShadowMapTextureFlags(precision, filter), -1, TEXTYPE_SHADOWMAP, GLTEXTURETYPE_RECTANGLE, NULL, NULL);
 }
 
 rtexture_t *R_LoadTextureShadowMap2D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int precision, qboolean filter)
 {
-       return R_SetupTexture(rtexturepool, identifier, width, height, 1, 1, R_ShadowMapTextureFlags(precision, filter), TEXTYPE_SHADOWMAP, GLTEXTURETYPE_2D, NULL, NULL);
+       return R_SetupTexture(rtexturepool, identifier, width, height, 1, 1, R_ShadowMapTextureFlags(precision, filter), -1, TEXTYPE_SHADOWMAP, GLTEXTURETYPE_2D, NULL, NULL);
 }
 
 rtexture_t *R_LoadTextureShadowMapCube(rtexturepool_t *rtexturepool, const char *identifier, int width, int precision, qboolean filter)
 {
-    return R_SetupTexture(rtexturepool, identifier, width, width, 1, 6, R_ShadowMapTextureFlags(precision, filter), TEXTYPE_SHADOWMAP, GLTEXTURETYPE_CUBEMAP, NULL, NULL);
+    return R_SetupTexture(rtexturepool, identifier, width, width, 1, 6, R_ShadowMapTextureFlags(precision, filter), -1, TEXTYPE_SHADOWMAP, GLTEXTURETYPE_CUBEMAP, NULL, NULL);
 }
 
-int R_SaveTextureDDSFile(rtexture_t *rt, const char *filename, qboolean skipuncompressed)
+int R_SaveTextureDDSFile(rtexture_t *rt, const char *filename, qboolean skipuncompressed, qboolean hasalpha)
 {
        gltexture_t *glt = (gltexture_t *)rt;
        unsigned char *dds;
@@ -1129,7 +1659,7 @@ int R_SaveTextureDDSFile(rtexture_t *rt, const char *filename, qboolean skipunco
                mipinfo[mip][3] = ddssize;
                ddssize += mipinfo[mip][2];
        }
-       dds = Mem_Alloc(tempmempool, ddssize);
+       dds = (unsigned char *)Mem_Alloc(tempmempool, ddssize);
        if (!dds)
                return -4;
        dds_caps1 = 0x1000; // DDSCAPS_TEXTURE
@@ -1142,13 +1672,15 @@ int R_SaveTextureDDSFile(rtexture_t *rt, const char *filename, qboolean skipunco
        else
        {
                dds_flags = 0x100F; // DDSD_CAPS | DDSD_PIXELFORMAT | DDSD_WIDTH | DDSD_HEIGHT | DDSD_PITCH
-               dds_format_flags = 0x41; // DDPF_RGB | DDPF_ALPHAPIXELS
+               dds_format_flags = 0x40; // DDPF_RGB
        }
        if (mipmaps)
        {
                dds_flags |= 0x20000; // DDSD_MIPMAPCOUNT
                dds_caps1 |= 0x400008; // DDSCAPS_MIPMAP | DDSCAPS_COMPLEX
        }
+       if(hasalpha)
+               dds_format_flags |= 0x1; // DDPF_ALPHAPIXELS
        memcpy(dds, "DDS ", 4);
        StoreLittleLong(dds+4, ddssize);
        StoreLittleLong(dds+8, dds_flags);
@@ -1185,9 +1717,11 @@ int R_SaveTextureDDSFile(rtexture_t *rt, const char *filename, qboolean skipunco
        return ret ? ddssize : -5;
 }
 
-rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filename, int flags, qboolean *hasalphaflag, float *avgcolor)
+rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filename, int flags, qboolean *hasalphaflag, float *avgcolor, int miplevel) // DDS textures are opaque, so miplevel isn't a pointer but just seen as a hint
 {
-       int i, size, dds_flags, dds_format_flags, dds_miplevels, dds_width, dds_height, textype;
+       int i, size, dds_format_flags, dds_miplevels, dds_width, dds_height;
+       //int dds_flags;
+       textype_t textype;
        int bytesperblock, bytesperpixel;
        int mipcomplete;
        gltexture_t *glt;
@@ -1195,7 +1729,7 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
        textypeinfo_t *texinfo;
        int mip, mipwidth, mipheight, mipsize;
        unsigned int c;
-       GLint oldbindtexnum;
+       GLint oldbindtexnum = 0;
        const unsigned char *mippixels, *ddspixels;
        unsigned char *dds;
        fs_offset_t ddsfilesize;
@@ -1208,7 +1742,10 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
        ddssize = ddsfilesize;
 
        if (!dds)
+       {
+               Log_Printf("ddstexturefailures.log", "%s\n", filename);
                return NULL; // not found
+       }
 
        if (ddsfilesize <= 128 || memcmp(dds, "DDS ", 4) || ddssize < (unsigned int)BuffLittleLong(dds+4) || BuffLittleLong(dds+76) != 32)
        {
@@ -1217,14 +1754,18 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
                return NULL;
        }
 
-       dds_flags = BuffLittleLong(dds+8);
+       //dds_flags = BuffLittleLong(dds+8);
        dds_format_flags = BuffLittleLong(dds+80);
        dds_miplevels = (BuffLittleLong(dds+108) & 0x400000) ? BuffLittleLong(dds+28) : 1;
        dds_width = BuffLittleLong(dds+16);
        dds_height = BuffLittleLong(dds+12);
        ddspixels = dds + 128;
 
-       flags &= ~TEXF_ALPHA;
+       if(r_texture_dds_load_alphamode.integer == 0)
+               if(!(dds_format_flags & 0x1)) // DDPF_ALPHAPIXELS
+                       flags &= ~TEXF_ALPHA;
+
+       //flags &= ~TEXF_ALPHA; // disabled, as we DISABLE TEXF_ALPHA in the alpha detection, not enable it!
        if ((dds_format_flags & 0x40) && BuffLittleLong(dds+88) == 32)
        {
                // very sloppy BGRA 32bit identification
@@ -1238,15 +1779,23 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
                        Con_Printf("^1%s: invalid BGRA DDS image\n", filename);
                        return NULL;
                }
-               // check alpha
-               for (i = 3;i < size;i += 4)
-                       if (ddspixels[i] < 255)
-                               break;
-               if (i >= size)
-                       flags &= ~TEXF_ALPHA;
+               if((r_texture_dds_load_alphamode.integer == 1) && (flags & TEXF_ALPHA))
+               {
+                       // check alpha
+                       for (i = 3;i < size;i += 4)
+                               if (ddspixels[i] < 255)
+                                       break;
+                       if (i >= size)
+                               flags &= ~TEXF_ALPHA;
+               }
        }
        else if (!memcmp(dds+84, "DXT1", 4))
        {
+               if(!vid.support.ext_texture_compression_s3tc)
+               {
+                       Mem_Free(dds);
+                       return NULL;
+               }
                // we need to find out if this is DXT1 (opaque) or DXT1A (transparent)
                // LordHavoc: it is my belief that this does not infringe on the
                // patent because it is not decoding pixels...
@@ -1261,16 +1810,38 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
                        Con_Printf("^1%s: invalid DXT1 DDS image\n", filename);
                        return NULL;
                }
-               for (i = 0;i < size;i += bytesperblock)
-                       if (ddspixels[i+0] + ddspixels[i+1] * 256 <= ddspixels[i+2] + ddspixels[i+3] * 256)
-                               break;
-               if (i < size)
-                       textype = TEXTYPE_DXT1A;
-               else
-                       flags &= ~TEXF_ALPHA;
+               if(r_texture_dds_load_alphamode.integer && (flags & TEXF_ALPHA))
+               {
+                       if(r_texture_dds_load_alphamode.integer == 1)
+                       {
+                               // check alpha
+                               for (i = 0;i < size;i += bytesperblock)
+                                       if (ddspixels[i+0] + ddspixels[i+1] * 256 <= ddspixels[i+2] + ddspixels[i+3] * 256)
+                                       {
+                                               // NOTE: this assumes sizeof(unsigned int) == 4
+                                               unsigned int data = * (unsigned int *) &(ddspixels[i+4]);
+                                               // check if data, in base 4, contains a digit 3 (DXT1: transparent pixel)
+                                               if(data & (data<<1) & 0xAAAAAAAA)//rgh
+                                                       break;
+                                       }
+                               if (i < size)
+                                       textype = TEXTYPE_DXT1A;
+                               else
+                                       flags &= ~TEXF_ALPHA;
+                       }
+                       else
+                       {
+                               flags &= ~TEXF_ALPHA;
+                       }
+               }
        }
        else if (!memcmp(dds+84, "DXT3", 4))
        {
+               if(!vid.support.ext_texture_compression_s3tc)
+               {
+                       Mem_Free(dds);
+                       return NULL;
+               }
                textype = TEXTYPE_DXT3;
                bytesperblock = 16;
                bytesperpixel = 0;
@@ -1281,9 +1852,15 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
                        Con_Printf("^1%s: invalid DXT3 DDS image\n", filename);
                        return NULL;
                }
+               // we currently always assume alpha
        }
        else if (!memcmp(dds+84, "DXT5", 4))
        {
+               if(!vid.support.ext_texture_compression_s3tc)
+               {
+                       Mem_Free(dds);
+                       return NULL;
+               }
                textype = TEXTYPE_DXT5;
                bytesperblock = 16;
                bytesperpixel = 0;
@@ -1294,6 +1871,7 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
                        Con_Printf("^1%s: invalid DXT5 DDS image\n", filename);
                        return NULL;
                }
+               // we currently always assume alpha
        }
        else
        {
@@ -1343,7 +1921,29 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
                }
        }
 
-       if (dds_miplevels > 1)
+       // this is where we apply gl_picmip
+       mippixels = ddspixels;
+       mipwidth = dds_width;
+       mipheight = dds_height;
+       while(miplevel >= 1 && dds_miplevels >= 1)
+       {
+               if (mipwidth <= 1 && mipheight <= 1)
+                       break;
+               mipsize = bytesperblock ? ((mipwidth+3)/4)*((mipheight+3)/4)*bytesperblock : mipwidth*mipheight*bytesperpixel;
+               mippixels += mipsize; // just skip
+               --dds_miplevels;
+               --miplevel;
+               if (mipwidth > 1)
+                       mipwidth >>= 1;
+               if (mipheight > 1)
+                       mipheight >>= 1;
+       }
+
+       // when not requesting mipmaps, do not load them
+       if(!(flags & TEXF_MIPMAP))
+               dds_miplevels = 0;
+
+       if (dds_miplevels >= 1)
                flags |= TEXF_MIPMAP;
        else
                flags &= ~TEXF_MIPMAP;
@@ -1358,13 +1958,13 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
 
        texinfo = R_GetTexTypeInfo(textype, flags);
 
-       glt = (gltexture_t *)Mem_Alloc(texturemempool, sizeof(gltexture_t));
+       glt = (gltexture_t *)Mem_ExpandableArray_AllocRecord(&texturearray);
        strlcpy (glt->identifier, filename, sizeof(glt->identifier));
        glt->pool = pool;
        glt->chain = pool->gltchain;
        pool->gltchain = glt;
-       glt->inputwidth = dds_width;
-       glt->inputheight = dds_height;
+       glt->inputwidth = mipwidth;
+       glt->inputheight = mipheight;
        glt->inputdepth = 1;
        glt->flags = flags;
        glt->textype = texinfo;
@@ -1376,36 +1976,98 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
        glt->bytesperpixel = texinfo->internalbytesperpixel;
        glt->sides = 1;
        glt->gltexturetypeenum = gltexturetypeenums[glt->texturetype];
-       glt->tilewidth = dds_width;
-       glt->tileheight = dds_height;
+       glt->tilewidth = mipwidth;
+       glt->tileheight = mipheight;
        glt->tiledepth = 1;
+       glt->miplevels = dds_miplevels;
 
        // texture uploading can take a while, so make sure we're sending keepalives
        CL_KeepaliveMessage(false);
 
+       // create the texture object
+       switch(vid.renderpath)
+       {
+       case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GL20:
+       case RENDERPATH_CGGL:
+               CHECKGLERROR
+               GL_ActiveTexture(0);
+               oldbindtexnum = R_Mesh_TexBound(0, gltexturetypeenums[glt->texturetype]);
+               qglGenTextures(1, (GLuint *)&glt->texnum);CHECKGLERROR
+               qglBindTexture(gltexturetypeenums[glt->texturetype], glt->texnum);CHECKGLERROR
+               break;
+       case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+               {
+                       D3DFORMAT d3dformat;
+                       D3DPOOL d3dpool;
+                       DWORD d3dusage;
+                       switch(textype)
+                       {
+                       case TEXTYPE_BGRA: d3dformat = (flags & TEXF_ALPHA) ? D3DFMT_A8R8G8B8 : D3DFMT_X8R8G8B8;break;
+                       case TEXTYPE_DXT1: case TEXTYPE_DXT1A: d3dformat = D3DFMT_DXT1;break;
+                       case TEXTYPE_DXT3: d3dformat = D3DFMT_DXT3;break;
+                       case TEXTYPE_DXT5: d3dformat = D3DFMT_DXT5;break;
+                       default: d3dformat = D3DFMT_A8R8G8B8;Host_Error("R_LoadTextureDDSFile: unsupported texture type %i when picking D3DFMT", (int)textype);break;
+                       }
+                       d3dusage = 0;
+                       d3dpool = D3DPOOL_MANAGED;
+                       IDirect3DDevice9_CreateTexture(vid_d3d9dev, glt->tilewidth, glt->tileheight, glt->miplevels, d3dusage, d3dformat, d3dpool, (IDirect3DTexture9 **)&glt->d3dtexture, NULL);
+               }
+#endif
+               break;
+       case RENDERPATH_D3D10:
+               Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
+       case RENDERPATH_D3D11:
+               Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
+       }
+
        // upload the texture
        // we need to restore the texture binding after finishing the upload
-       CHECKGLERROR
-       GL_ActiveTexture(0);
-       oldbindtexnum = R_Mesh_TexBound(0, gltexturetypeenums[glt->texturetype]);
-       qglGenTextures(1, (GLuint *)&glt->texnum);CHECKGLERROR
-       qglBindTexture(gltexturetypeenums[glt->texturetype], glt->texnum);CHECKGLERROR
-       mippixels = ddspixels;
-       mipwidth = dds_width;
-       mipheight = dds_height;
        mipcomplete = false;
-       for (mip = 0;mip < dds_miplevels+1;mip++)
+
+       for (mip = 0;mip <= dds_miplevels;mip++) // <= to include the not-counted "largest" miplevel
        {
                mipsize = bytesperblock ? ((mipwidth+3)/4)*((mipheight+3)/4)*bytesperblock : mipwidth*mipheight*bytesperpixel;
                if (mippixels + mipsize > dds + ddssize)
                        break;
-               if (bytesperblock)
-               {
-                       qglCompressedTexImage2DARB(GL_TEXTURE_2D, mip, glt->glinternalformat, mipwidth, mipheight, 0, mipsize, mippixels);CHECKGLERROR
-               }
-               else
+               switch(vid.renderpath)
                {
-                       qglTexImage2D(GL_TEXTURE_2D, mip, glt->glinternalformat, mipwidth, mipheight, 0, glt->glformat, glt->gltype, mippixels);CHECKGLERROR
+               case RENDERPATH_GL11:
+               case RENDERPATH_GL13:
+               case RENDERPATH_GL20:
+               case RENDERPATH_CGGL:
+                       if (bytesperblock)
+                       {
+                               qglCompressedTexImage2DARB(GL_TEXTURE_2D, mip, glt->glinternalformat, mipwidth, mipheight, 0, mipsize, mippixels);CHECKGLERROR
+                       }
+                       else
+                       {
+                               qglTexImage2D(GL_TEXTURE_2D, mip, glt->glinternalformat, mipwidth, mipheight, 0, glt->glformat, glt->gltype, mippixels);CHECKGLERROR
+                       }
+                       break;
+               case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+                       {
+                               D3DLOCKED_RECT d3dlockedrect;
+                               if (IDirect3DTexture9_LockRect((IDirect3DTexture9*)glt->d3dtexture, mip, &d3dlockedrect, NULL, 0) == D3D_OK && d3dlockedrect.pBits)
+                               {
+                                       memcpy(d3dlockedrect.pBits, mippixels, mipsize);
+                                       IDirect3DTexture9_UnlockRect((IDirect3DTexture9*)glt->d3dtexture, mip);
+                               }
+                               break;
+                       }
+#endif
+                       break;
+               case RENDERPATH_D3D10:
+                       Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+                       break;
+               case RENDERPATH_D3D11:
+                       Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+                       break;
                }
                mippixels += mipsize;
                if (mipwidth <= 1 && mipheight <= 1)
@@ -1418,13 +2080,63 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
                if (mipheight > 1)
                        mipheight >>= 1;
        }
-       if (dds_miplevels > 1 && !mipcomplete)
+
+       // after upload we have to set some parameters...
+       switch(vid.renderpath)
        {
-               // need to set GL_TEXTURE_MAX_LEVEL
-               qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MAX_LEVEL, dds_miplevels - 1);CHECKGLERROR
+       case RENDERPATH_GL11:
+       case RENDERPATH_GL13:
+       case RENDERPATH_GL20:
+       case RENDERPATH_CGGL:
+               if (dds_miplevels >= 1 && !mipcomplete)
+               {
+                       // need to set GL_TEXTURE_MAX_LEVEL
+                       qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MAX_LEVEL, dds_miplevels - 1);CHECKGLERROR
+               }
+               GL_SetupTextureParameters(glt->flags, glt->textype->textype, glt->texturetype);
+               qglBindTexture(gltexturetypeenums[glt->texturetype], oldbindtexnum);CHECKGLERROR
+               break;
+       case RENDERPATH_D3D9:
+#ifdef SUPPORTD3D
+               glt->d3daddressw = 0;
+               if (glt->flags & TEXF_CLAMP)
+               {
+                       glt->d3daddressu = D3DTADDRESS_CLAMP;
+                       glt->d3daddressv = D3DTADDRESS_CLAMP;
+                       if (glt->tiledepth > 1)
+                               glt->d3daddressw = D3DTADDRESS_CLAMP;
+               }
+               else
+               {
+                       glt->d3daddressu = D3DTADDRESS_WRAP;
+                       glt->d3daddressv = D3DTADDRESS_WRAP;
+                       if (glt->tiledepth > 1)
+                               glt->d3daddressw = D3DTADDRESS_WRAP;
+               }
+               glt->d3dmipmaplodbias = 0;
+               glt->d3dmaxmiplevel = 0;
+               glt->d3dmaxmiplevelfilter = 0;
+               if (glt->flags & TEXF_MIPMAP)
+               {
+                       glt->d3dminfilter = d3d_filter_mipmin;
+                       glt->d3dmagfilter = d3d_filter_mipmag;
+                       glt->d3dmipfilter = d3d_filter_mipmix;
+               }
+               else
+               {
+                       glt->d3dminfilter = d3d_filter_flatmin;
+                       glt->d3dmagfilter = d3d_filter_flatmag;
+                       glt->d3dmipfilter = d3d_filter_flatmix;
+               }
+#endif
+               break;
+       case RENDERPATH_D3D10:
+               Con_DPrintf("FIXME D3D10 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
+       case RENDERPATH_D3D11:
+               Con_DPrintf("FIXME D3D11 %s:%i %s\n", __FILE__, __LINE__, __FUNCTION__);
+               break;
        }
-       GL_SetupTextureParameters(glt->flags, glt->textype->textype, glt->texturetype);
-       qglBindTexture(gltexturetypeenums[glt->texturetype], oldbindtexnum);CHECKGLERROR
 
        Mem_Free(dds);
        return (rtexture_t *)glt;
@@ -1447,8 +2159,11 @@ void R_UpdateTexture(rtexture_t *rt, const unsigned char *data, int x, int y, in
                Host_Error("R_UpdateTexture: no data supplied");
        if (glt == NULL)
                Host_Error("R_UpdateTexture: no texture supplied");
-       if (!glt->texnum)
-               Host_Error("R_UpdateTexture: texture has not been uploaded yet");
+       if (!glt->texnum && !glt->d3dtexture)
+       {
+               Con_Printf("R_UpdateTexture: texture %p \"%s\" in pool %p has not been uploaded yet", (void *)glt, glt->identifier, (void *)glt->pool);
+               return;
+       }
        // update part of the texture
        if (glt->bufferpixels)
        {
@@ -1512,3 +2227,29 @@ void R_ClearTexture (rtexture_t *rt)
 
        R_Upload( glt, NULL, 0, 0, 0, glt->tilewidth, glt->tileheight, glt->tiledepth );
 }
+
+int R_PicmipForFlags(int flags)
+{
+       int miplevel = 0;
+       if(flags & TEXF_PICMIP)
+       {
+               miplevel += gl_picmip.integer;
+               if (flags & TEXF_ISWORLD)
+               {
+                       if (r_picmipworld.integer)
+                               miplevel += gl_picmip_world.integer;
+                       else
+                               miplevel = 0;
+               }
+               else if (flags & TEXF_ISSPRITE)
+               {
+                       if (r_picmipsprites.integer)
+                               miplevel += gl_picmip_sprites.integer;
+                       else
+                               miplevel = 0;
+               }
+               else
+                       miplevel += gl_picmip_other.integer;
+       }
+       return max(0, miplevel);
+}