#define TEXF_ALPHA 0x00000001
// mipmapped
#define TEXF_MIPMAP 0x00000002
+// multiply RGB by A channel before uploading
+#define TEXF_RGBMULTIPLYBYALPHA 0x00000004
// indicates texture coordinates should be clamped rather than wrapping
#define TEXF_CLAMP 0x00000020
// indicates texture should be uploaded using GL_NEAREST or GL_NEAREST_MIPMAP_NEAREST mode
#define TEXF_COMPARE 0x00000800
// indicates texture should use lower precision where supported
#define TEXF_LOWPRECISION 0x00001000
-// indicates texture should support R_UpdateTexture
+// indicates texture should support R_UpdateTexture on small regions, actual uploads may be delayed until R_Mesh_TexBind if gl_nopartialtextureupdates is on
#define TEXF_ALLOWUPDATES 0x00002000
-// indicates texture should support R_FlushTexture (improving speed on multiple partial updates per draw)
-#define TEXF_MANUALFLUSHUPDATES 0x00004000
+// indicates texture should be affected by gl_picmip_world and r_picmipworld (maybe others in the future) instead of gl_picmip_other
+#define TEXF_ISWORLD 0x00004000
+// indicates texture should be affected by gl_picmip_sprites and r_picmipsprites (maybe others in the future) instead of gl_picmip_other
+#define TEXF_ISSPRITE 0x00008000
+// indicates the texture will be used as a render target (D3D hint)
+#define TEXF_RENDERTARGET 0x0010000
// used for checking if textures mismatch
-#define TEXF_IMPORTANTBITS (TEXF_ALPHA | TEXF_MIPMAP | TEXF_CLAMP | TEXF_FORCENEAREST | TEXF_FORCELINEAR | TEXF_PICMIP | TEXF_COMPRESS | TEXF_COMPARE | TEXF_LOWPRECISION)
+#define TEXF_IMPORTANTBITS (TEXF_ALPHA | TEXF_MIPMAP | TEXF_RGBMULTIPLYBYALPHA | TEXF_CLAMP | TEXF_FORCENEAREST | TEXF_FORCELINEAR | TEXF_PICMIP | TEXF_COMPRESS | TEXF_COMPARE | TEXF_LOWPRECISION | TEXF_RENDERTARGET)
typedef enum textype_e
{
TEXTYPE_RGBA,
// 32bit BGRA (preferred format due to faster uploads on most hardware)
TEXTYPE_BGRA,
- // 16bit D16 (16bit depth) or 32bit S8D24 (24bit depth, 8bit stencil unused)
- TEXTYPE_SHADOWMAP,
// 8bit ALPHA (used for freetype fonts)
TEXTYPE_ALPHA,
+ // 4x4 block compressed 15bit color (4 bits per pixel)
+ TEXTYPE_DXT1,
+ // 4x4 block compressed 15bit color plus 1bit alpha (4 bits per pixel)
+ TEXTYPE_DXT1A,
+ // 4x4 block compressed 15bit color plus 8bit alpha (8 bits per pixel)
+ TEXTYPE_DXT3,
+ // 4x4 block compressed 15bit color plus 8bit alpha (8 bits per pixel)
+ TEXTYPE_DXT5,
+
+ // 8bit paletted in sRGB colorspace
+ TEXTYPE_SRGB_PALETTE,
+ // 32bit RGBA in sRGB colorspace
+ TEXTYPE_SRGB_RGBA,
+ // 32bit BGRA (preferred format due to faster uploads on most hardware) in sRGB colorspace
+ TEXTYPE_SRGB_BGRA,
+ // 4x4 block compressed 15bit color (4 bits per pixel) in sRGB colorspace
+ TEXTYPE_SRGB_DXT1,
+ // 4x4 block compressed 15bit color plus 1bit alpha (4 bits per pixel) in sRGB colorspace
+ TEXTYPE_SRGB_DXT1A,
+ // 4x4 block compressed 15bit color plus 8bit alpha (8 bits per pixel) in sRGB colorspace
+ TEXTYPE_SRGB_DXT3,
+ // 4x4 block compressed 15bit color plus 8bit alpha (8 bits per pixel) in sRGB colorspace
+ TEXTYPE_SRGB_DXT5,
+
+ // this represents the same format as the framebuffer, for fast copies
+ TEXTYPE_COLORBUFFER,
+ // this represents an RGBA half_float texture (4 16bit floats)
+ TEXTYPE_COLORBUFFER16F,
+ // this represents an RGBA float texture (4 32bit floats)
+ TEXTYPE_COLORBUFFER32F,
+ // 16bit D16 (16bit depth) or 32bit S8D24 (24bit depth, 8bit stencil unused)
+ TEXTYPE_SHADOWMAP
}
textype_t;
+/*
+#ifdef WIN32
+#define SUPPORTD3D
+#define SUPPORTDIRECTX
+#ifdef SUPPORTD3D
+#include <d3d9.h>
+#endif
+#endif
+*/
+
// contents of this structure are mostly private to gl_textures.c
typedef struct rtexture_s
{
// this is exposed (rather than private) for speed reasons only
int texnum;
+ qboolean dirty;
+ int gltexturetypeenum; // exposed for use in R_Mesh_TexBind
+ // d3d stuff the backend needs
+ void *d3dtexture;
+#ifdef SUPPORTD3D
+ qboolean d3disdepthsurface; // for depth/stencil surfaces
+ 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
}
rtexture_t;
extern cvar_t gl_texturecompression_q3bspdeluxemaps;
extern cvar_t gl_texturecompression_sky;
extern cvar_t gl_texturecompression_lightcubemaps;
+extern cvar_t gl_texturecompression_reflectmask;
+extern cvar_t r_texture_dds_load;
+extern cvar_t r_texture_dds_save;
// add a texture to a pool and optionally precache (upload) it
// (note: data == NULL is perfectly acceptable)
// (note: palette must not be NULL if using TEXTYPE_PALETTE)
-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_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_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_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_LoadTextureShadowMapRectangle(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int precision, qboolean filter);
+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);
+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);
+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);
rtexture_t *R_LoadTextureShadowMap2D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int precision, qboolean filter);
-rtexture_t *R_LoadTextureShadowMapCube(rtexturepool_t *rtexturepool, const char *identifier, int width, int precision, qboolean filter);
+rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filename, int flags, qboolean *hasalphaflag, float *avgcolor, int miplevel);
+
+// saves a texture to a DDS file
+int R_SaveTextureDDSFile(rtexture_t *rt, const char *filename, qboolean skipuncompressed, qboolean hasalpha);
// free a texture
void R_FreeTexture(rtexture_t *rt);
// update a portion of the image data of a texture, used by lightmap updates
-// and procedural textures such as video playback.
-// if TEXF_MANUALFLUSHUPDATES is used, you MUST call R_FlushTexture to apply the updates
-void R_UpdateTexture(rtexture_t *rt, const unsigned char *data, int x, int y, int width, int height);
-// if TEXF_MANUALFLUSHUPDATES is used, call this to apply the updates,
-// otherwise this function does nothing
-void R_FlushTexture(rtexture_t *rt);
+// and procedural textures such as video playback, actual uploads may be
+// delayed by gl_nopartialtextureupdates cvar until R_Mesh_TexBind uses it
+void R_UpdateTexture(rtexture_t *rt, const unsigned char *data, int x, int y, int z, int width, int height, int depth);
// returns the renderer dependent texture slot number (call this before each
// use, as a texture might not have been precached)
-#define R_GetTexture(rt) ((rt) ? ((rt)->texnum > 0 ? (rt)->texnum : R_RealGetTexture(rt)) : r_texture_white->texnum)
+#define R_GetTexture(rt) ((rt) ? ((rt)->dirty ? R_RealGetTexture(rt) : (rt)->texnum) : r_texture_white->texnum)
int R_RealGetTexture (rtexture_t *rt);
// returns width of texture, as was specified when it was uploaded
// Clear the texture's contents
void R_ClearTexture (rtexture_t *rt);
+// returns the desired picmip level for given TEXF_ flags
+int R_PicmipForFlags(int flags);
+
#endif