]> git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_textures.c
Merge remote branch 'origin/master' into akari/irc
[xonotic/darkplaces.git] / gl_textures.c
index 976128e53ef8e6fa011ce59ea413cbb09b10a522..06038a3eb1ea8df402b71f2b438dc873a8bbd3ba 100644 (file)
@@ -10,6 +10,10 @@ extern LPDIRECT3DDEVICE9 vid_d3d9dev;
 #include "intoverflow.h"
 #include "dpsoftrast.h"
 
+#ifndef GL_TEXTURE_3D
+#define GL_TEXTURE_3D                          0x806F
+#endif
+
 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%"};
@@ -31,9 +35,10 @@ cvar_t gl_texturecompression_q3bspdeluxemaps = {CVAR_SAVE, "gl_texturecompressio
 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_texturecompression_sprites = {CVAR_SAVE, "gl_texturecompression_sprites", "1", "whether to compress sprites"};
 cvar_t gl_nopartialtextureupdates = {CVAR_SAVE, "gl_nopartialtextureupdates", "0", "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 ambiguous, 2: texture format only"};
-cvar_t r_texture_dds_load_logfailure = {0, "r_texture_dds_load_logfailure", "1", "log missing DDS textures to ddstexturefailures.log"};
+cvar_t r_texture_dds_load_logfailure = {0, "r_texture_dds_load_logfailure", "0", "log missing DDS textures to ddstexturefailures.log"};
 cvar_t r_texture_dds_swdecode = {0, "r_texture_dds_swdecode", "0", "0: don't software decode DDS, 1: software decode DDS if unsupported, 2: always software decode DDS"};
 
 qboolean       gl_filter_force = false;
@@ -64,6 +69,7 @@ static memexpandablearray_t texturearray;
 
 typedef struct textypeinfo_s
 {
+       const char *name;
        textype_t textype;
        int inputbytesperpixel;
        int internalbytesperpixel;
@@ -74,43 +80,62 @@ typedef struct textypeinfo_s
 }
 textypeinfo_t;
 
+#ifdef USE_GLES2
 // framebuffer texture formats
-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_colorbuffer                 = {TEXTYPE_COLORBUFFER   ,  4,  4,  4.0f, GL_RGBA                               , GL_BGRA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_colorbuffer16f              = {TEXTYPE_COLORBUFFER16F,  8,  8,  8.0f, GL_RGBA16F_ARB                        , GL_RGBA           , GL_FLOAT         };
-static textypeinfo_t textype_colorbuffer32f              = {TEXTYPE_COLORBUFFER32F, 16, 16, 16.0f, GL_RGBA32F_ARB                        , GL_RGBA           , GL_FLOAT         };
+// GLES2 devices rarely support depth textures, so we actually use a renderbuffer there
+static textypeinfo_t textype_shadowmap16                 = {"shadowmap16",              TEXTYPE_SHADOWMAP     ,  2,  2,  2.0f, GL_DEPTH_COMPONENT16                  , GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT};
+static textypeinfo_t textype_shadowmap24                 = {"shadowmap24",              TEXTYPE_SHADOWMAP     ,  2,  2,  2.0f, GL_DEPTH_COMPONENT16                  , GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT};
+static textypeinfo_t textype_colorbuffer                 = {"colorbuffer",              TEXTYPE_COLORBUFFER   ,  4,  4,  4.0f, GL_RGBA                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_colorbuffer16f              = {"colorbuffer16f",           TEXTYPE_COLORBUFFER16F,  8,  8,  8.0f, GL_RGBA                               , GL_RGBA           , GL_FLOAT         };
+static textypeinfo_t textype_colorbuffer32f              = {"colorbuffer32f",           TEXTYPE_COLORBUFFER32F, 16, 16, 16.0f, GL_RGBA                               , GL_RGBA           , GL_FLOAT         };
 
 // image formats:
-static textypeinfo_t textype_alpha                       = {TEXTYPE_ALPHA         ,  1,  4,  4.0f, GL_ALPHA                              , GL_ALPHA          , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_palette                     = {TEXTYPE_PALETTE       ,  1,  4,  4.0f, GL_RGB                                , GL_BGRA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_palette_alpha               = {TEXTYPE_PALETTE       ,  1,  4,  4.0f, GL_RGBA                               , GL_BGRA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_rgba                        = {TEXTYPE_RGBA          ,  4,  4,  4.0f, GL_RGB                                , GL_RGBA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_rgba_alpha                  = {TEXTYPE_RGBA          ,  4,  4,  4.0f, GL_RGBA                               , 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, GL_RGB                                , GL_BGRA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_bgra_alpha                  = {TEXTYPE_BGRA          ,  4,  4,  4.0f, GL_RGBA                               , 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_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_sRGB_palette                = {TEXTYPE_PALETTE       ,  1,  4,  4.0f, GL_SRGB_EXT                           , GL_BGRA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_sRGB_palette_alpha          = {TEXTYPE_PALETTE       ,  1,  4,  4.0f, GL_SRGB_ALPHA_EXT                     , GL_BGRA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_sRGB_rgba                   = {TEXTYPE_RGBA          ,  4,  4,  4.0f, GL_SRGB_EXT                           , GL_RGBA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_sRGB_rgba_alpha             = {TEXTYPE_RGBA          ,  4,  4,  4.0f, GL_SRGB_ALPHA_EXT                     , GL_RGBA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_sRGB_rgba_compress          = {TEXTYPE_RGBA          ,  4,  4,  0.5f, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT      , GL_RGBA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_sRGB_rgba_alpha_compress    = {TEXTYPE_RGBA          ,  4,  4,  1.0f, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, GL_RGBA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_sRGB_bgra                   = {TEXTYPE_BGRA          ,  4,  4,  4.0f, GL_SRGB_EXT                           , GL_BGRA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_sRGB_bgra_alpha             = {TEXTYPE_BGRA          ,  4,  4,  4.0f, GL_SRGB_ALPHA_EXT                     , GL_BGRA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_sRGB_bgra_compress          = {TEXTYPE_BGRA          ,  4,  4,  0.5f, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT      , GL_BGRA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_sRGB_bgra_alpha_compress    = {TEXTYPE_BGRA          ,  4,  4,  1.0f, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, GL_BGRA           , GL_UNSIGNED_BYTE };
-static textypeinfo_t textype_sRGB_dxt1                   = {TEXTYPE_DXT1          ,  4,  0,  0.5f, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT      , 0                 , 0                };
-static textypeinfo_t textype_sRGB_dxt1a                  = {TEXTYPE_DXT1A         ,  4,  0,  0.5f, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT, 0                 , 0                };
-static textypeinfo_t textype_sRGB_dxt3                   = {TEXTYPE_DXT3          ,  4,  0,  1.0f, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT, 0                 , 0                };
-static textypeinfo_t textype_sRGB_dxt5                   = {TEXTYPE_DXT5          ,  4,  0,  1.0f, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, 0                 , 0                };
+static textypeinfo_t textype_alpha                       = {"alpha",                    TEXTYPE_ALPHA         ,  1,  4,  4.0f, GL_ALPHA                              , GL_ALPHA          , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_palette                     = {"palette",                  TEXTYPE_PALETTE       ,  1,  4,  4.0f, GL_RGBA                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_palette_alpha               = {"palette_alpha",            TEXTYPE_PALETTE       ,  1,  4,  4.0f, GL_RGBA                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_rgba                        = {"rgba",                     TEXTYPE_RGBA          ,  4,  4,  4.0f, GL_RGBA                               , GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_rgba_alpha                  = {"rgba_alpha",               TEXTYPE_RGBA          ,  4,  4,  4.0f, GL_RGBA                               , GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_bgra                        = {"bgra",                     TEXTYPE_BGRA          ,  4,  4,  4.0f, GL_RGBA                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_bgra_alpha                  = {"bgra_alpha",               TEXTYPE_BGRA          ,  4,  4,  4.0f, GL_RGBA                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+#else
+// framebuffer texture formats
+static textypeinfo_t textype_shadowmap16                 = {"shadowmap16",              TEXTYPE_SHADOWMAP     ,  2,  2,  2.0f, GL_DEPTH_COMPONENT16_ARB              , GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT};
+static textypeinfo_t textype_shadowmap24                 = {"shadowmap24",              TEXTYPE_SHADOWMAP     ,  4,  4,  4.0f, GL_DEPTH_COMPONENT24_ARB              , GL_DEPTH_COMPONENT, GL_UNSIGNED_INT  };
+static textypeinfo_t textype_colorbuffer                 = {"colorbuffer",              TEXTYPE_COLORBUFFER   ,  4,  4,  4.0f, GL_RGBA                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_colorbuffer16f              = {"colorbuffer16f",           TEXTYPE_COLORBUFFER16F,  8,  8,  8.0f, GL_RGBA16F_ARB                        , GL_RGBA           , GL_FLOAT         };
+static textypeinfo_t textype_colorbuffer32f              = {"colorbuffer32f",           TEXTYPE_COLORBUFFER32F, 16, 16, 16.0f, GL_RGBA32F_ARB                        , GL_RGBA           , GL_FLOAT         };
+
+// image formats:
+static textypeinfo_t textype_alpha                       = {"alpha",                    TEXTYPE_ALPHA         ,  1,  4,  4.0f, GL_ALPHA                              , GL_ALPHA          , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_palette                     = {"palette",                  TEXTYPE_PALETTE       ,  1,  4,  4.0f, GL_RGB                                , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_palette_alpha               = {"palette_alpha",            TEXTYPE_PALETTE       ,  1,  4,  4.0f, GL_RGBA                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_rgba                        = {"rgba",                     TEXTYPE_RGBA          ,  4,  4,  4.0f, GL_RGB                                , GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_rgba_alpha                  = {"rgba_alpha",               TEXTYPE_RGBA          ,  4,  4,  4.0f, GL_RGBA                               , GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_rgba_compress               = {"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         = {"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                        = {"bgra",                     TEXTYPE_BGRA          ,  4,  4,  4.0f, GL_RGB                                , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_bgra_alpha                  = {"bgra_alpha",               TEXTYPE_BGRA          ,  4,  4,  4.0f, GL_RGBA                               , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_bgra_compress               = {"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         = {"bgra_alpha_compress",      TEXTYPE_BGRA          ,  4,  4,  1.0f, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT      , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_dxt1                        = {"dxt1",                     TEXTYPE_DXT1          ,  4,  0,  0.5f, GL_COMPRESSED_RGB_S3TC_DXT1_EXT       , 0                 , 0                };
+static textypeinfo_t textype_dxt1a                       = {"dxt1a",                    TEXTYPE_DXT1A         ,  4,  0,  0.5f, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT      , 0                 , 0                };
+static textypeinfo_t textype_dxt3                        = {"dxt3",                     TEXTYPE_DXT3          ,  4,  0,  1.0f, GL_COMPRESSED_RGBA_S3TC_DXT3_EXT      , 0                 , 0                };
+static textypeinfo_t textype_dxt5                        = {"dxt5",                     TEXTYPE_DXT5          ,  4,  0,  1.0f, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT      , 0                 , 0                };
+static textypeinfo_t textype_sRGB_palette                = {"sRGB_palette",             TEXTYPE_PALETTE       ,  1,  4,  4.0f, GL_SRGB_EXT                           , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_sRGB_palette_alpha          = {"sRGB_palette_alpha",       TEXTYPE_PALETTE       ,  1,  4,  4.0f, GL_SRGB_ALPHA_EXT                     , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_sRGB_rgba                   = {"sRGB_rgba",                TEXTYPE_RGBA          ,  4,  4,  4.0f, GL_SRGB_EXT                           , GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_sRGB_rgba_alpha             = {"sRGB_rgba_alpha",          TEXTYPE_RGBA          ,  4,  4,  4.0f, GL_SRGB_ALPHA_EXT                     , GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_sRGB_rgba_compress          = {"sRGB_rgba_compress",       TEXTYPE_RGBA          ,  4,  4,  0.5f, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT      , GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_sRGB_rgba_alpha_compress    = {"sRGB_rgba_alpha_compress", TEXTYPE_RGBA          ,  4,  4,  1.0f, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, GL_RGBA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_sRGB_bgra                   = {"sRGB_bgra",                TEXTYPE_BGRA          ,  4,  4,  4.0f, GL_SRGB_EXT                           , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_sRGB_bgra_alpha             = {"sRGB_bgra_alpha",          TEXTYPE_BGRA          ,  4,  4,  4.0f, GL_SRGB_ALPHA_EXT                     , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_sRGB_bgra_compress          = {"sRGB_bgra_compress",       TEXTYPE_BGRA          ,  4,  4,  0.5f, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT      , GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_sRGB_bgra_alpha_compress    = {"sRGB_bgra_alpha_compress", TEXTYPE_BGRA          ,  4,  4,  1.0f, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, GL_BGRA           , GL_UNSIGNED_BYTE };
+static textypeinfo_t textype_sRGB_dxt1                   = {"sRGB_dxt1",                TEXTYPE_DXT1          ,  4,  0,  0.5f, GL_COMPRESSED_SRGB_S3TC_DXT1_EXT      , 0                 , 0                };
+static textypeinfo_t textype_sRGB_dxt1a                  = {"sRGB_dxt1a",               TEXTYPE_DXT1A         ,  4,  0,  0.5f, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT, 0                 , 0                };
+static textypeinfo_t textype_sRGB_dxt3                   = {"sRGB_dxt3",                TEXTYPE_DXT3          ,  4,  0,  1.0f, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT, 0                 , 0                };
+static textypeinfo_t textype_sRGB_dxt5                   = {"sRGB_dxt5",                TEXTYPE_DXT5          ,  4,  0,  1.0f, GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, 0                 , 0                };
+#endif
 
 typedef enum gltexturetype_e
 {
@@ -121,16 +146,16 @@ typedef enum gltexturetype_e
 }
 gltexturetype_t;
 
-static int gltexturetypeenums[GLTEXTURETYPE_TOTAL] = {GL_TEXTURE_2D, GL_TEXTURE_3D, GL_TEXTURE_CUBE_MAP_ARB};
+static int gltexturetypeenums[GLTEXTURETYPE_TOTAL] = {GL_TEXTURE_2D, GL_TEXTURE_3D, GL_TEXTURE_CUBE_MAP};
 static int gltexturetypedimensions[GLTEXTURETYPE_TOTAL] = {2, 3, 2};
 static int cubemapside[6] =
 {
-       GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
-       GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
-       GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
-       GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
-       GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
-       GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB
+       GL_TEXTURE_CUBE_MAP_POSITIVE_X,
+       GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
+       GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
+       GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
+       GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
+       GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
 };
 
 typedef struct gltexture_s
@@ -227,6 +252,22 @@ static const unsigned char *texturebuffer;
 
 static textypeinfo_t *R_GetTexTypeInfo(textype_t textype, int flags)
 {
+#ifdef USE_GLES2
+       switch(textype)
+       {
+       case TEXTYPE_PALETTE: return (flags & TEXF_ALPHA) ? &textype_palette_alpha : &textype_palette;
+       case TEXTYPE_RGBA: return ((flags & TEXF_ALPHA) ? &textype_rgba_alpha : &textype_rgba);
+       case TEXTYPE_BGRA: 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;
+       case TEXTYPE_COLORBUFFER16F: return &textype_colorbuffer16f;
+       case TEXTYPE_COLORBUFFER32F: return &textype_colorbuffer32f;
+       default:
+               Host_Error("R_GetTexTypeInfo: unknown texture format");
+               break;
+       }
+#else
        switch(textype)
        {
        case TEXTYPE_DXT1: return &textype_dxt1;
@@ -234,8 +275,8 @@ static textypeinfo_t *R_GetTexTypeInfo(textype_t textype, int flags)
        case TEXTYPE_DXT3: return &textype_dxt3;
        case TEXTYPE_DXT5: return &textype_dxt5;
        case TEXTYPE_PALETTE: return (flags & TEXF_ALPHA) ? &textype_palette_alpha : &textype_palette;
-       case TEXTYPE_RGBA: return ((flags & TEXF_COMPRESS) && gl_texturecompression.integer >= 1 && vid.support.ext_texture_compression_s3tc) ? ((flags & TEXF_ALPHA) ? &textype_rgba_alpha_compress : &textype_rgba_compress) : ((flags & TEXF_ALPHA) ? &textype_rgba_alpha : &textype_rgba);
-       case TEXTYPE_BGRA: return ((flags & TEXF_COMPRESS) && gl_texturecompression.integer >= 1 && vid.support.ext_texture_compression_s3tc) ? ((flags & TEXF_ALPHA) ? &textype_bgra_alpha_compress : &textype_bgra_compress) : ((flags & TEXF_ALPHA) ? &textype_bgra_alpha : &textype_bgra);
+       case TEXTYPE_RGBA: return ((flags & TEXF_COMPRESS) && vid.support.ext_texture_compression_s3tc) ? ((flags & TEXF_ALPHA) ? &textype_rgba_alpha_compress : &textype_rgba_compress) : ((flags & TEXF_ALPHA) ? &textype_rgba_alpha : &textype_rgba);
+       case TEXTYPE_BGRA: return ((flags & TEXF_COMPRESS) && vid.support.ext_texture_compression_s3tc) ? ((flags & TEXF_ALPHA) ? &textype_bgra_alpha_compress : &textype_bgra_compress) : ((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;
@@ -246,12 +287,13 @@ static textypeinfo_t *R_GetTexTypeInfo(textype_t textype, int flags)
        case TEXTYPE_SRGB_DXT3: return &textype_sRGB_dxt3;
        case TEXTYPE_SRGB_DXT5: return &textype_sRGB_dxt5;
        case TEXTYPE_SRGB_PALETTE: return (flags & TEXF_ALPHA) ? &textype_sRGB_palette_alpha : &textype_sRGB_palette;
-       case TEXTYPE_SRGB_RGBA: return ((flags & TEXF_COMPRESS) && gl_texturecompression.integer >= 1 && vid.support.ext_texture_compression_s3tc) ? ((flags & TEXF_ALPHA) ? &textype_sRGB_rgba_alpha_compress : &textype_sRGB_rgba_compress) : ((flags & TEXF_ALPHA) ? &textype_sRGB_rgba_alpha : &textype_sRGB_rgba);
-       case TEXTYPE_SRGB_BGRA: return ((flags & TEXF_COMPRESS) && gl_texturecompression.integer >= 1 && vid.support.ext_texture_compression_s3tc) ? ((flags & TEXF_ALPHA) ? &textype_sRGB_bgra_alpha_compress : &textype_sRGB_bgra_compress) : ((flags & TEXF_ALPHA) ? &textype_sRGB_bgra_alpha : &textype_sRGB_bgra);
+       case TEXTYPE_SRGB_RGBA: return ((flags & TEXF_COMPRESS) && vid.support.ext_texture_compression_s3tc) ? ((flags & TEXF_ALPHA) ? &textype_sRGB_rgba_alpha_compress : &textype_sRGB_rgba_compress) : ((flags & TEXF_ALPHA) ? &textype_sRGB_rgba_alpha : &textype_sRGB_rgba);
+       case TEXTYPE_SRGB_BGRA: return ((flags & TEXF_COMPRESS) && vid.support.ext_texture_compression_s3tc) ? ((flags & TEXF_ALPHA) ? &textype_sRGB_bgra_alpha_compress : &textype_sRGB_bgra_compress) : ((flags & TEXF_ALPHA) ? &textype_sRGB_bgra_alpha : &textype_sRGB_bgra);
        default:
                Host_Error("R_GetTexTypeInfo: unknown texture format");
                break;
        }
+#endif
        return NULL;
 }
 
@@ -690,7 +732,7 @@ void R_TextureStats_Print(qboolean printeach, qboolean printpool, qboolean print
                                poolloadedp += glt->inputdatasize;
                        }
                        if (printeach)
-                               Con_Printf("%c%4i%c%c%4i%c %s %s %s %s\n", isloaded ? '[' : ' ', (glsize + 1023) / 1024, isloaded ? ']' : ' ', glt->inputtexels ? '[' : ' ', (glt->inputdatasize + 1023) / 1024, glt->inputtexels ? ']' : ' ', isloaded ? "loaded" : "      ", (glt->flags & TEXF_MIPMAP) ? "mip" : "   ", (glt->flags & TEXF_ALPHA) ? "alpha" : "     ", glt->identifier);
+                               Con_Printf("%c%4i%c%c%4i%c %-24s %s %s %s %s\n", isloaded ? '[' : ' ', (glsize + 1023) / 1024, isloaded ? ']' : ' ', glt->inputtexels ? '[' : ' ', (glt->inputdatasize + 1023) / 1024, glt->inputtexels ? ']' : ' ', glt->textype->name, isloaded ? "loaded" : "      ", (glt->flags & TEXF_MIPMAP) ? "mip" : "   ", (glt->flags & TEXF_ALPHA) ? "alpha" : "     ", glt->identifier);
                }
                if (printpool)
                        Con_Printf("texturepool %10p total: %i (%.3fMB, %.3fMB original), uploaded %i (%.3fMB, %.3fMB original), upload on demand %i (%.3fMB, %.3fMB original)\n", (void *)pool, pooltotal, pooltotalt / 1048576.0, pooltotalp / 1048576.0, poolloaded, poolloadedt / 1048576.0, poolloadedp / 1048576.0, pooltotal - poolloaded, (pooltotalt - poolloadedt) / 1048576.0, (pooltotalp - poolloadedp) / 1048576.0);
@@ -896,6 +938,7 @@ void R_Textures_Init (void)
        Cvar_RegisterVariable (&gl_texturecompression_sky);
        Cvar_RegisterVariable (&gl_texturecompression_lightcubemaps);
        Cvar_RegisterVariable (&gl_texturecompression_reflectmask);
+       Cvar_RegisterVariable (&gl_texturecompression_sprites);
        Cvar_RegisterVariable (&gl_nopartialtextureupdates);
        Cvar_RegisterVariable (&r_texture_dds_load_alphamode);
        Cvar_RegisterVariable (&r_texture_dds_load_logfailure);
@@ -1001,10 +1044,12 @@ static void GL_SetupTextureParameters(int flags, textype_t textype, int texturet
        }
        qglTexParameteri(textureenum, GL_TEXTURE_WRAP_S, wrapmode);CHECKGLERROR
        qglTexParameteri(textureenum, GL_TEXTURE_WRAP_T, wrapmode);CHECKGLERROR
+#ifdef GL_TEXTURE_WRAP_R
        if (gltexturetypedimensions[texturetype] >= 3)
        {
                qglTexParameteri(textureenum, GL_TEXTURE_WRAP_R, wrapmode);CHECKGLERROR
        }
+#endif
 
        CHECKGLERROR
        if (!gl_filter_force && flags & TEXF_FORCENEAREST)
@@ -1051,6 +1096,7 @@ static void GL_SetupTextureParameters(int flags, textype_t textype, int texturet
                qglTexParameteri(textureenum, GL_TEXTURE_MAG_FILTER, gl_filter_mag);CHECKGLERROR
        }
 
+#ifndef USE_GLES2
        if (textype == TEXTYPE_SHADOWMAP)
        {
                if (vid.support.arb_shadow)
@@ -1067,6 +1113,7 @@ static void GL_SetupTextureParameters(int flags, textype_t textype, int texturet
                }
                qglTexParameteri(textureenum, GL_DEPTH_TEXTURE_MODE_ARB, GL_LUMINANCE);CHECKGLERROR
        }
+#endif
 
        CHECKGLERROR
 }
@@ -1218,6 +1265,7 @@ static void R_UploadFullTexture(gltexture_t *glt, const unsigned char *data)
                oldbindtexnum = R_Mesh_TexBound(0, gltexturetypeenums[glt->texturetype]);
                qglBindTexture(gltexturetypeenums[glt->texturetype], glt->texnum);CHECKGLERROR
 
+#ifdef GL_TEXTURE_COMPRESSION_HINT_ARB
                if (qglGetCompressedTexImageARB)
                {
                        if (gl_texturecompression.integer >= 2)
@@ -1226,6 +1274,7 @@ static void R_UploadFullTexture(gltexture_t *glt, const unsigned char *data)
                                qglHint(GL_TEXTURE_COMPRESSION_HINT_ARB, GL_FASTEST);
                        CHECKGLERROR
                }
+#endif
                switch(glt->texturetype)
                {
                case GLTEXTURETYPE_2D:
@@ -1241,6 +1290,7 @@ static void R_UploadFullTexture(gltexture_t *glt, const unsigned char *data)
                        }
                        break;
                case GLTEXTURETYPE_3D:
+#ifndef USE_GLES2
                        qglTexImage3D(GL_TEXTURE_3D, mip++, glt->glinternalformat, width, height, depth, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
                        if (glt->flags & TEXF_MIPMAP)
                        {
@@ -1251,6 +1301,7 @@ static void R_UploadFullTexture(gltexture_t *glt, const unsigned char *data)
                                        qglTexImage3D(GL_TEXTURE_3D, mip++, glt->glinternalformat, width, height, depth, 0, glt->glformat, glt->gltype, prevbuffer);CHECKGLERROR
                                }
                        }
+#endif
                        break;
                case GLTEXTURETYPE_CUBEMAP:
                        // convert and upload each side in turn,
@@ -1505,6 +1556,27 @@ static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *iden
                return NULL;
 
        // see if we need to swap red and blue (BGRA <-> RGBA conversion)
+       if (textype == TEXTYPE_PALETTE && vid.forcetextype == TEXTYPE_RGBA)
+       {
+               int numpixels = width * height * depth * sides;
+               size = numpixels * 4;
+               temppixels = (unsigned char *)Mem_Alloc(tempmempool, size);
+               if (data)
+               {
+                       const unsigned char *p;
+                       unsigned char *o = temppixels;
+                       for (i = 0;i < numpixels;i++, o += 4)
+                       {
+                               p = (const unsigned char *)palette + 4*data[i];
+                               o[0] = p[2];
+                               o[1] = p[1];
+                               o[2] = p[0];
+                               o[3] = p[3];
+                       }
+               }
+               data = temppixels;
+               textype = TEXTYPE_RGBA;
+       }
        swaprb = false;
        switch(textype)
        {
@@ -1520,7 +1592,8 @@ static rtexture_t *R_SetupTexture(rtexturepool_t *rtexturepool, const char *iden
                static int rgbaswapindices[4] = {2, 1, 0, 3};
                size = width * height * depth * sides * 4;
                temppixels = (unsigned char *)Mem_Alloc(tempmempool, size);
-               Image_CopyMux(temppixels, data, width, height*depth*sides, false, false, false, 4, 4, rgbaswapindices);
+               if (data)
+                       Image_CopyMux(temppixels, data, width, height*depth*sides, false, false, false, 4, 4, rgbaswapindices);
                data = temppixels;
        }
 
@@ -1816,6 +1889,9 @@ rtexture_t *R_LoadTextureShadowMap2D(rtexturepool_t *rtexturepool, const char *i
 
 int R_SaveTextureDDSFile(rtexture_t *rt, const char *filename, qboolean skipuncompressed, qboolean hasalpha)
 {
+#ifdef USE_GLES2
+       return -1; // unsupported on this platform
+#else
        gltexture_t *glt = (gltexture_t *)rt;
        unsigned char *dds;
        int oldbindtexnum;
@@ -1908,11 +1984,11 @@ int R_SaveTextureDDSFile(rtexture_t *rt, const char *filename, qboolean skipunco
        if(hasalpha)
                dds_format_flags |= 0x1; // DDPF_ALPHAPIXELS
        memcpy(dds, "DDS ", 4);
-       StoreLittleLong(dds+4, ddssize);
+       StoreLittleLong(dds+4, 124); // http://msdn.microsoft.com/en-us/library/bb943982%28v=vs.85%29.aspx says so
        StoreLittleLong(dds+8, dds_flags);
        StoreLittleLong(dds+12, mipinfo[0][1]); // height
        StoreLittleLong(dds+16, mipinfo[0][0]); // width
-       StoreLittleLong(dds+24, 1); // depth
+       StoreLittleLong(dds+24, 0); // depth
        StoreLittleLong(dds+28, mipmaps); // mipmaps
        StoreLittleLong(dds+76, 32); // format size
        StoreLittleLong(dds+80, dds_format_flags);
@@ -1941,6 +2017,7 @@ int R_SaveTextureDDSFile(rtexture_t *rt, const char *filename, qboolean skipunco
        ret = FS_WriteFile(filename, dds, ddssize);
        Mem_Free(dds);
        return ret ? ddssize : -5;
+#endif
 }
 
 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
@@ -1998,6 +2075,7 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
        {
                // very sloppy BGRA 32bit identification
                textype = TEXTYPE_BGRA;
+               flags &= ~TEXF_COMPRESS; // don't let the textype be wrong
                bytesperblock = 0;
                bytesperpixel = 4;
                size = INTOVERFLOW_MUL(INTOVERFLOW_MUL(dds_width, dds_height), bytesperpixel);
@@ -2428,11 +2506,13 @@ rtexture_t *R_LoadTextureDDSFile(rtexturepool_t *rtexturepool, const char *filen
        case RENDERPATH_GL20:
        case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
+#ifdef GL_TEXTURE_MAX_LEVEL
                if (dds_miplevels >= 1 && !mipcomplete)
                {
                        // need to set GL_TEXTURE_MAX_LEVEL
                        qglTexParameteri(gltexturetypeenums[glt->texturetype], GL_TEXTURE_MAX_LEVEL, dds_miplevels - 1);CHECKGLERROR
                }
+#endif
                GL_SetupTextureParameters(glt->flags, glt->textype->textype, glt->texturetype);
                qglBindTexture(gltexturetypeenums[glt->texturetype], oldbindtexnum);CHECKGLERROR
                break;