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 r_precachetextures = {CVAR_SAVE, "r_precachetextures", "1", "0 = never upload textures until used, 1 = upload most textures before use (exceptions: rarely used skin colormap layers), 2 = upload all textures before use (can increase texture memory usage significantly)"};
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"};
+cvar_t gl_texturecompression_color = {CVAR_SAVE, "gl_texturecompression_color", "1", "whether to compress colormap (diffuse) textures"};
+cvar_t gl_texturecompression_normal = {CVAR_SAVE, "gl_texturecompression_normal", "1", "whether to compress normalmap (normalmap) textures"};
+cvar_t gl_texturecompression_gloss = {CVAR_SAVE, "gl_texturecompression_gloss", "1", "whether to compress glossmap (specular) textures"};
+cvar_t gl_texturecompression_glow = {CVAR_SAVE, "gl_texturecompression_glow", "1", "whether to compress glowmap (luma) textures"};
+cvar_t gl_texturecompression_2d = {CVAR_SAVE, "gl_texturecompression_2d", "1", "whether to compress 2d (hud/menu) textures other than the font"};
+cvar_t gl_texturecompression_q3bsplightmaps = {CVAR_SAVE, "gl_texturecompression_q3bsplightmaps", "1", "whether to compress lightmaps in q3bsp format levels"};
+cvar_t gl_texturecompression_q3bspdeluxemaps = {CVAR_SAVE, "gl_texturecompression_q3bspdeluxemaps", "1", "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)"};
int gl_filter_min = GL_LINEAR_MIPMAP_LINEAR;
int gl_filter_mag = GL_LINEAR;
int textype;
int inputbytesperpixel;
int internalbytesperpixel;
+ float glinternalbytesperpixel;
int glformat;
int glinternalformat;
}
textypeinfo_t;
-static textypeinfo_t textype_palette = {TEXTYPE_PALETTE, 1, 4, GL_RGBA , 3};
-static textypeinfo_t textype_rgb = {TEXTYPE_RGB , 3, 3, GL_RGB , 3};
-static textypeinfo_t textype_rgba = {TEXTYPE_RGBA , 4, 4, GL_RGBA , 3};
-static textypeinfo_t textype_palette_alpha = {TEXTYPE_PALETTE, 1, 4, GL_RGBA , 4};
-static textypeinfo_t textype_rgba_alpha = {TEXTYPE_RGBA , 4, 4, GL_RGBA , 4};
+static textypeinfo_t textype_palette = {TEXTYPE_PALETTE, 1, 4, 4.0f, GL_RGBA , 3};
+static textypeinfo_t textype_rgb = {TEXTYPE_RGB , 3, 3, 4.0f, GL_RGB , 3};
+static textypeinfo_t textype_rgba = {TEXTYPE_RGBA , 4, 4, 4.0f, GL_RGBA , 3};
+static textypeinfo_t textype_palette_alpha = {TEXTYPE_PALETTE, 1, 4, 4.0f, GL_RGBA , 4};
+static textypeinfo_t textype_rgba_alpha = {TEXTYPE_RGBA , 4, 4, 4.0f, GL_RGBA , 4};
+static textypeinfo_t textype_palette_compress = {TEXTYPE_PALETTE, 1, 4, 0.5f, GL_RGBA , GL_COMPRESSED_RGB_ARB};
+static textypeinfo_t textype_rgb_compress = {TEXTYPE_RGB , 3, 3, 0.5f, GL_RGB , GL_COMPRESSED_RGB_ARB};
+static textypeinfo_t textype_rgba_compress = {TEXTYPE_RGBA , 4, 4, 0.5f, GL_RGBA , GL_COMPRESSED_RGB_ARB};
+static textypeinfo_t textype_palette_alpha_compress = {TEXTYPE_PALETTE, 1, 4, 1.0f, GL_RGBA , GL_COMPRESSED_RGBA_ARB};
+static textypeinfo_t textype_rgba_alpha_compress = {TEXTYPE_RGBA , 4, 4, 1.0f, GL_RGBA , GL_COMPRESSED_RGBA_ARB};
#define GLTEXTURETYPE_1D 0
#define GLTEXTURETYPE_2D 1
// pointer to next texture in texturepool chain
struct gltexture_s *chain;
// name of the texture (this might be removed someday), no duplicates
- char identifier[32];
+ char identifier[MAX_QPATH + 32];
// original data size in *inputtexels
int inputwidth, inputheight, inputdepth;
// copy of the original texture(s) supplied to the upload function, for
static textypeinfo_t *R_GetTexTypeInfo(int textype, int flags)
{
- if (flags & TEXF_ALPHA)
+ if ((flags & TEXF_COMPRESS) && gl_texturecompression.integer >= 1 && gl_support_texture_compression)
{
- switch(textype)
+ if (flags & TEXF_ALPHA)
{
- case TEXTYPE_PALETTE:
- return &textype_palette_alpha;
- case TEXTYPE_RGB:
- Host_Error("R_GetTexTypeInfo: RGB format has no alpha, TEXF_ALPHA not allowed");
- return NULL;
- case TEXTYPE_RGBA:
- return &textype_rgba_alpha;
- default:
- Host_Error("R_GetTexTypeInfo: unknown texture format");
- return NULL;
+ switch(textype)
+ {
+ case TEXTYPE_PALETTE:
+ return &textype_palette_alpha_compress;
+ case TEXTYPE_RGB:
+ Host_Error("R_GetTexTypeInfo: RGB format has no alpha, TEXF_ALPHA not allowed");
+ return NULL;
+ case TEXTYPE_RGBA:
+ return &textype_rgba_alpha_compress;
+ default:
+ Host_Error("R_GetTexTypeInfo: unknown texture format");
+ return NULL;
+ }
+ }
+ else
+ {
+ switch(textype)
+ {
+ case TEXTYPE_PALETTE:
+ return &textype_palette_compress;
+ case TEXTYPE_RGB:
+ return &textype_rgb_compress;
+ case TEXTYPE_RGBA:
+ return &textype_rgba_compress;
+ default:
+ Host_Error("R_GetTexTypeInfo: unknown texture format");
+ return NULL;
+ }
}
}
else
{
- switch(textype)
+ if (flags & TEXF_ALPHA)
{
- case TEXTYPE_PALETTE:
- return &textype_palette;
- case TEXTYPE_RGB:
- return &textype_rgb;
- case TEXTYPE_RGBA:
- return &textype_rgba;
- default:
- Host_Error("R_GetTexTypeInfo: unknown texture format");
- return NULL;
+ switch(textype)
+ {
+ case TEXTYPE_PALETTE:
+ return &textype_palette_alpha;
+ case TEXTYPE_RGB:
+ Host_Error("R_GetTexTypeInfo: RGB format has no alpha, TEXF_ALPHA not allowed");
+ return NULL;
+ case TEXTYPE_RGBA:
+ return &textype_rgba_alpha;
+ default:
+ Host_Error("R_GetTexTypeInfo: unknown texture format");
+ return NULL;
+ }
+ }
+ else
+ {
+ switch(textype)
+ {
+ case TEXTYPE_PALETTE:
+ return &textype_palette;
+ case TEXTYPE_RGB:
+ return &textype_rgb;
+ case TEXTYPE_RGBA:
+ return &textype_rgba;
+ default:
+ Host_Error("R_GetTexTypeInfo: unknown texture format");
+ return NULL;
+ }
}
}
}
}
}
- return size * glt->textype->internalbytesperpixel * glt->sides;
+ return (int)(size * glt->textype->glinternalbytesperpixel) * glt->sides;
}
void R_TextureStats_Print(qboolean printeach, qboolean printpool, qboolean printtotal)
Cvar_RegisterVariable (&r_lerpimages);
Cvar_RegisterVariable (&r_precachetextures);
Cvar_RegisterVariable (&gl_texture_anisotropy);
+ Cvar_RegisterVariable (&gl_texturecompression);
+ Cvar_RegisterVariable (&gl_texturecompression_color);
+ Cvar_RegisterVariable (&gl_texturecompression_normal);
+ Cvar_RegisterVariable (&gl_texturecompression_gloss);
+ Cvar_RegisterVariable (&gl_texturecompression_glow);
+ Cvar_RegisterVariable (&gl_texturecompression_2d);
+ Cvar_RegisterVariable (&gl_texturecompression_q3bsplightmaps);
+ Cvar_RegisterVariable (&gl_texturecompression_q3bspdeluxemaps);
+ Cvar_RegisterVariable (&gl_texturecompression_sky);
+ Cvar_RegisterVariable (&gl_texturecompression_lightcubemaps);
R_RegisterModule("R_Textures", r_textures_start, r_textures_shutdown, r_textures_newmap);
}
}
}
mip = 0;
+ if (gl_support_texture_compression)
+ {
+ 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)
{
case GLTEXTURETYPE_1D:
size = width * height * depth * sides * texinfo->inputbytesperpixel;
if (size < 1)
{
- Con_Printf ("R_LoadTexture: bogus texture size (%dx%dx%dx%dbppx%dsides = %d bytes)\n", width, height, depth, texinfo->inputbytesperpixel * 8, sides);
+ Con_Printf ("R_LoadTexture: bogus texture size (%dx%dx%dx%dbppx%dsides = %d bytes)\n", width, height, depth, texinfo->inputbytesperpixel * 8, sides, size);
return NULL;
}