X-Git-Url: http://de.git.xonotic.org/?a=blobdiff_plain;f=gl_textures.c;h=bcfc554fdef9518331d5d4ff34251a2f841057fa;hb=0db6270f9fdf1da680391fe0389d7ad6cfc48517;hp=710d2164010a733a7e9d56cdc0d9eed96b0e9c0e;hpb=eef4de5c2e8ee6dbc76c96e7f42ff8ac0c506889;p=xonotic%2Fdarkplaces.git diff --git a/gl_textures.c b/gl_textures.c index 710d2164..bcfc554f 100644 --- a/gl_textures.c +++ b/gl_textures.c @@ -8,6 +8,7 @@ cvar_t r_max_scrapsize = {CVAR_SAVE, "r_max_scrapsize", "256"}; cvar_t r_picmip = {CVAR_SAVE, "r_picmip", "0"}; cvar_t r_lerpimages = {CVAR_SAVE, "r_lerpimages", "1"}; cvar_t r_precachetextures = {CVAR_SAVE, "r_precachetextures", "1"}; +cvar_t gl_texture_anisotropy = {CVAR_SAVE, "gl_texture_anisotropy", "0"}; int gl_filter_min = GL_LINEAR_MIPMAP_LINEAR; int gl_filter_mag = GL_LINEAR; @@ -55,6 +56,7 @@ static textypeinfo_t textype_rgba_alpha = {TEXTYPE_RGBA , 4, 4, GL_RGBA, 4} #define GLTEXTURETYPE_CUBEMAP 3 static int gltexturetypeenums[4] = {GL_TEXTURE_1D, GL_TEXTURE_2D, GL_TEXTURE_3D, GL_TEXTURE_CUBE_MAP_ARB}; +static int gltexturetypebindingenums[4] = {GL_TEXTURE_BINDING_1D, GL_TEXTURE_BINDING_2D, GL_TEXTURE_BINDING_3D, GL_TEXTURE_BINDING_CUBE_MAP_ARB}; static int gltexturetypedimensions[4] = {1, 2, 3, 2}; static int cubemapside[6] = { @@ -320,11 +322,10 @@ static glmode_t modes[] = {"GL_LINEAR_MIPMAP_LINEAR", GL_LINEAR_MIPMAP_LINEAR, GL_LINEAR} }; -extern int gl_backend_rebindtextures; - static void GL_TextureMode_f (void) { int i; + GLint oldbindtexnum; gltextureimage_t *image; gltexturepool_t *pool; @@ -343,7 +344,7 @@ static void GL_TextureMode_f (void) } for (i = 0;i < 6;i++) - if (!Q_strcasecmp (modes[i].name, Cmd_Argv(1) ) ) + if (!strcasecmp (modes[i].name, Cmd_Argv(1) ) ) break; if (i == 6) { @@ -363,16 +364,17 @@ static void GL_TextureMode_f (void) // only update already uploaded images if (!(image->flags & GLTEXF_UPLOAD)) { - qglBindTexture(GL_TEXTURE_2D, image->texnum); + qglGetIntegerv(gltexturetypebindingenums[image->texturetype], &oldbindtexnum); + qglBindTexture(gltexturetypeenums[image->texturetype], image->texnum); if (image->flags & TEXF_MIPMAP) - qglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min); + qglTexParameteri(gltexturetypeenums[image->texturetype], GL_TEXTURE_MIN_FILTER, gl_filter_min); else - qglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_mag); - qglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_mag); + qglTexParameteri(gltexturetypeenums[image->texturetype], GL_TEXTURE_MIN_FILTER, gl_filter_mag); + qglTexParameteri(gltexturetypeenums[image->texturetype], GL_TEXTURE_MAG_FILTER, gl_filter_mag); + qglBindTexture(gltexturetypeenums[image->texturetype], oldbindtexnum); } } } - gl_backend_rebindtextures = true; } static int R_CalcTexelDataSize (gltexture_t *glt) @@ -478,7 +480,9 @@ static void r_textures_start(void) texturedatamempool = Mem_AllocPool("Texture Storage (not yet uploaded)"); textureprocessingmempool = Mem_AllocPool("Texture Processing Buffers"); - JPEG_OpenLibrary (); + // Disable JPEG screenshots if the DLL isn't loaded + if (! JPEG_OpenLibrary ()) + Cvar_SetValueQuick (&scr_screenshot_jpeg, 0); } static void r_textures_shutdown(void) @@ -516,6 +520,7 @@ void R_Textures_Init (void) Cvar_RegisterVariable (&r_picmip); Cvar_RegisterVariable (&r_lerpimages); Cvar_RegisterVariable (&r_precachetextures); + Cvar_RegisterVariable (&gl_texture_anisotropy); R_RegisterModule("R_Textures", r_textures_start, r_textures_shutdown, r_textures_newmap); } @@ -558,37 +563,65 @@ void R_MakeResizeBufferBigger(int size) static void GL_SetupTextureParameters(int flags, int texturetype) { int textureenum = gltexturetypeenums[texturetype]; - int wrapmode = (flags & TEXF_CLAMP) ? GL_CLAMP : GL_REPEAT; + int wrapmode = ((flags & TEXF_CLAMP) && gl_support_clamptoedge) ? GL_CLAMP_TO_EDGE : GL_REPEAT; CHECKGLERROR + if (gl_support_anisotropy) + qglTexParameterf(textureenum, GL_TEXTURE_MAX_ANISOTROPY_EXT, gl_texture_anisotropy.value); qglTexParameteri(textureenum, GL_TEXTURE_WRAP_S, wrapmode); qglTexParameteri(textureenum, GL_TEXTURE_WRAP_T, wrapmode); if (gltexturetypedimensions[texturetype] >= 3) qglTexParameteri(textureenum, GL_TEXTURE_WRAP_R, wrapmode); - if (flags & TEXF_MIPMAP) - qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, gl_filter_min); + if (flags & TEXF_FORCENEAREST) + { + if (flags & TEXF_MIPMAP) + qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_NEAREST); + else + qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + qglTexParameteri(textureenum, GL_TEXTURE_MAG_FILTER, GL_NEAREST); + } + else if (flags & TEXF_FORCELINEAR) + { + if (flags & TEXF_MIPMAP) + { + if (gl_filter_min == GL_NEAREST_MIPMAP_LINEAR || gl_filter_min == GL_LINEAR_MIPMAP_LINEAR) + qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR); + else + qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST); + } + else + qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + qglTexParameteri(textureenum, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + } else - qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, gl_filter_mag); - qglTexParameteri(textureenum, GL_TEXTURE_MAG_FILTER, gl_filter_mag); + { + if (flags & TEXF_MIPMAP) + qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, gl_filter_min); + else + qglTexParameteri(textureenum, GL_TEXTURE_MIN_FILTER, gl_filter_mag); + qglTexParameteri(textureenum, GL_TEXTURE_MAG_FILTER, gl_filter_mag); + } CHECKGLERROR } static void R_Upload(gltexture_t *glt, qbyte *data) { - int i, mip, width, height, depth, internalformat; + int i, mip, width, height, depth; + GLint oldbindtexnum; qbyte *prevbuffer; prevbuffer = data; CHECKGLERROR glt->texnum = glt->image->texnum; + // we need to restore the texture binding after finishing the upload + qglGetIntegerv(gltexturetypebindingenums[glt->image->texturetype], &oldbindtexnum); qglBindTexture(gltexturetypeenums[glt->image->texturetype], glt->image->texnum); CHECKGLERROR glt->flags &= ~GLTEXF_UPLOAD; - gl_backend_rebindtextures = true; if (glt->flags & TEXF_FRAGMENT) { @@ -652,124 +685,85 @@ static void R_Upload(gltexture_t *glt, qbyte *data) Host_Error("R_Upload: fragment texture of type other than 1D, 2D, or 3D\n"); break; } - glt->texnum = glt->image->texnum; - return; - } - - glt->image->flags &= ~GLTEXF_UPLOAD; - - // these are rounded up versions of the size to do better resampling - for (width = 1;width < glt->width ;width <<= 1); - for (height = 1;height < glt->height;height <<= 1); - for (depth = 1;depth < glt->depth ;depth <<= 1); - - R_MakeResizeBufferBigger(width * height * depth * glt->image->sides * glt->image->bytesperpixel); - - if (prevbuffer == NULL) - { - width = glt->image->width; - height = glt->image->height; - depth = glt->image->depth; - memset(resizebuffer, 255, width * height * depth * glt->image->bytesperpixel); - prevbuffer = resizebuffer; } else { - if (glt->textype->textype == TEXTYPE_PALETTE) - { - // promote paletted to RGBA, so we only have to worry about RGB and - // RGBA in the rest of this code - Image_Copy8bitRGBA(prevbuffer, colorconvertbuffer, glt->width * glt->height * glt->depth * glt->image->sides, glt->palette); - prevbuffer = colorconvertbuffer; - } - } + glt->image->flags &= ~GLTEXF_UPLOAD; - // 3 and 4 are converted by the driver to it's preferred format for the current display mode - internalformat = 3; - if (glt->flags & TEXF_ALPHA) - internalformat = 4; + // these are rounded up versions of the size to do better resampling + for (width = 1;width < glt->width ;width <<= 1); + for (height = 1;height < glt->height;height <<= 1); + for (depth = 1;depth < glt->depth ;depth <<= 1); - // cubemaps contain multiple images and thus get processed a bit differently - if (glt->image->texturetype != GLTEXTURETYPE_CUBEMAP) - { - if (glt->width != width || glt->height != height || glt->depth != depth) - { - Image_Resample(prevbuffer, glt->width, glt->height, glt->depth, resizebuffer, width, height, depth, glt->image->bytesperpixel, r_lerpimages.integer); - prevbuffer = resizebuffer; - } - // picmip/max_size - while (width > glt->image->width || height > glt->image->height || depth > glt->image->depth) + R_MakeResizeBufferBigger(width * height * depth * glt->image->sides * glt->image->bytesperpixel); + + if (prevbuffer == NULL) { - Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, glt->image->width, glt->image->height, glt->image->depth, glt->image->bytesperpixel); + width = glt->image->width; + height = glt->image->height; + depth = glt->image->depth; + memset(resizebuffer, 255, width * height * depth * glt->image->bytesperpixel); prevbuffer = resizebuffer; } - } - mip = 0; - switch(glt->image->texturetype) - { - case GLTEXTURETYPE_1D: - qglTexImage1D(GL_TEXTURE_1D, mip++, internalformat, width, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); - CHECKGLERROR - if (glt->flags & TEXF_MIPMAP) + else { - while (width > 1 || height > 1 || depth > 1) + if (glt->textype->textype == TEXTYPE_PALETTE) { - Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel); - prevbuffer = resizebuffer; - qglTexImage1D(GL_TEXTURE_1D, mip++, internalformat, width, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); - CHECKGLERROR + // promote paletted to RGBA, so we only have to worry about RGB and + // RGBA in the rest of this code + Image_Copy8bitRGBA(prevbuffer, colorconvertbuffer, glt->width * glt->height * glt->depth * glt->image->sides, glt->palette); + prevbuffer = colorconvertbuffer; } } - break; - case GLTEXTURETYPE_2D: - qglTexImage2D(GL_TEXTURE_2D, mip++, internalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); - CHECKGLERROR - if (glt->flags & TEXF_MIPMAP) + + // cubemaps contain multiple images and thus get processed a bit differently + if (glt->image->texturetype != GLTEXTURETYPE_CUBEMAP) { - while (width > 1 || height > 1 || depth > 1) + if (glt->width != width || glt->height != height || glt->depth != depth) { - Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel); + Image_Resample(prevbuffer, glt->width, glt->height, glt->depth, resizebuffer, width, height, depth, glt->image->bytesperpixel, r_lerpimages.integer); prevbuffer = resizebuffer; - qglTexImage2D(GL_TEXTURE_2D, mip++, internalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); - CHECKGLERROR } - } - break; - case GLTEXTURETYPE_3D: - qglTexImage3D(GL_TEXTURE_3D, mip++, internalformat, width, height, depth, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); - CHECKGLERROR - if (glt->flags & TEXF_MIPMAP) - { - while (width > 1 || height > 1 || depth > 1) + // picmip/max_size + while (width > glt->image->width || height > glt->image->height || depth > glt->image->depth) { - Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel); + Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, glt->image->width, glt->image->height, glt->image->depth, glt->image->bytesperpixel); prevbuffer = resizebuffer; - qglTexImage3D(GL_TEXTURE_3D, mip++, internalformat, width, height, depth, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); - CHECKGLERROR } } - break; - case GLTEXTURETYPE_CUBEMAP: - // convert and upload each side in turn, - // from a continuous block of input texels - texturebuffer = prevbuffer; - for (i = 0;i < 6;i++) + mip = 0; + switch(glt->image->texturetype) { - prevbuffer = texturebuffer; - texturebuffer += width * height * depth * glt->textype->inputbytesperpixel; - if (glt->width != width || glt->height != height || glt->depth != depth) + case GLTEXTURETYPE_1D: + qglTexImage1D(GL_TEXTURE_1D, mip++, glt->image->glinternalformat, width, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); + CHECKGLERROR + if (glt->flags & TEXF_MIPMAP) { - Image_Resample(prevbuffer, glt->width, glt->height, glt->depth, resizebuffer, width, height, depth, glt->image->bytesperpixel, r_lerpimages.integer); - prevbuffer = resizebuffer; + while (width > 1 || height > 1 || depth > 1) + { + Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel); + prevbuffer = resizebuffer; + qglTexImage1D(GL_TEXTURE_1D, mip++, glt->image->glinternalformat, width, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); + CHECKGLERROR + } } - // picmip/max_size - while (width > glt->image->width || height > glt->image->height || depth > glt->image->depth) + break; + case GLTEXTURETYPE_2D: + qglTexImage2D(GL_TEXTURE_2D, mip++, glt->image->glinternalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); + CHECKGLERROR + if (glt->flags & TEXF_MIPMAP) { - Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, glt->image->width, glt->image->height, glt->image->depth, glt->image->bytesperpixel); - prevbuffer = resizebuffer; + while (width > 1 || height > 1 || depth > 1) + { + Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel); + prevbuffer = resizebuffer; + qglTexImage2D(GL_TEXTURE_2D, mip++, glt->image->glinternalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); + CHECKGLERROR + } } - mip = 0; - qglTexImage2D(cubemapside[i], mip++, internalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); + break; + case GLTEXTURETYPE_3D: + qglTexImage3D(GL_TEXTURE_3D, mip++, glt->image->glinternalformat, width, height, depth, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); CHECKGLERROR if (glt->flags & TEXF_MIPMAP) { @@ -777,14 +771,49 @@ static void R_Upload(gltexture_t *glt, qbyte *data) { Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel); prevbuffer = resizebuffer; - qglTexImage2D(cubemapside[i], mip++, internalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); + qglTexImage3D(GL_TEXTURE_3D, mip++, glt->image->glinternalformat, width, height, depth, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); CHECKGLERROR } } + break; + case GLTEXTURETYPE_CUBEMAP: + // convert and upload each side in turn, + // from a continuous block of input texels + texturebuffer = prevbuffer; + for (i = 0;i < 6;i++) + { + prevbuffer = texturebuffer; + texturebuffer += width * height * depth * glt->textype->inputbytesperpixel; + if (glt->width != width || glt->height != height || glt->depth != depth) + { + Image_Resample(prevbuffer, glt->width, glt->height, glt->depth, resizebuffer, width, height, depth, glt->image->bytesperpixel, r_lerpimages.integer); + prevbuffer = resizebuffer; + } + // picmip/max_size + while (width > glt->image->width || height > glt->image->height || depth > glt->image->depth) + { + Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, glt->image->width, glt->image->height, glt->image->depth, glt->image->bytesperpixel); + prevbuffer = resizebuffer; + } + mip = 0; + qglTexImage2D(cubemapside[i], mip++, glt->image->glinternalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); + CHECKGLERROR + if (glt->flags & TEXF_MIPMAP) + { + while (width > 1 || height > 1 || depth > 1) + { + Image_MipReduce(prevbuffer, resizebuffer, &width, &height, &depth, 1, 1, 1, glt->image->bytesperpixel); + prevbuffer = resizebuffer; + qglTexImage2D(cubemapside[i], mip++, glt->image->glinternalformat, width, height, 0, glt->image->glformat, GL_UNSIGNED_BYTE, prevbuffer); + CHECKGLERROR + } + } + } + break; } - break; + GL_SetupTextureParameters(glt->image->flags, glt->image->texturetype); } - GL_SetupTextureParameters(glt->image->flags, glt->image->texturetype); + qglBindTexture(gltexturetypeenums[glt->image->texturetype], oldbindtexnum); } static void R_FindImageForTexture(gltexture_t *glt) @@ -973,7 +1002,7 @@ static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *iden { for (i = 0;i < size;i++) { - if (((qbyte *)&palette[data[i]])[3] == 255) + if (((qbyte *)&palette[data[i]])[3] < 255) { flags |= TEXF_ALPHA; break;