diff options
Diffstat (limited to 'mesalib/src/mesa/swrast/s_texfetch.c')
| -rw-r--r-- | mesalib/src/mesa/swrast/s_texfetch.c | 237 |
1 files changed, 125 insertions, 112 deletions
diff --git a/mesalib/src/mesa/swrast/s_texfetch.c b/mesalib/src/mesa/swrast/s_texfetch.c index 86b01a0b3..1f1964172 100644 --- a/mesalib/src/mesa/swrast/s_texfetch.c +++ b/mesalib/src/mesa/swrast/s_texfetch.c @@ -88,6 +88,23 @@ nonlinear_to_linear(GLubyte cs8) #define DIM 3 #include "s_texfetch_tmp.h" + +/** + * All compressed texture texel fetching is done though this function. + * Basically just call a core-Mesa texel fetch function. + */ +static void +fetch_compressed(const struct swrast_texture_image *swImage, + GLint i, GLint j, GLint k, GLfloat *texel) +{ + swImage->FetchCompressedTexel(swImage->Map, + swImage->ImageOffsets, + swImage->RowStride, + i, j, k, texel); +} + + + /** * Null texel fetch function. * @@ -426,64 +443,64 @@ texfetch_funcs[] = }, { MESA_FORMAT_SRGB_DXT1, - _mesa_fetch_texel_srgb_dxt1, - _mesa_fetch_texel_srgb_dxt1, - _mesa_fetch_texel_srgb_dxt1 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_SRGBA_DXT1, - _mesa_fetch_texel_srgba_dxt1, - _mesa_fetch_texel_srgba_dxt1, - _mesa_fetch_texel_srgba_dxt1 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_SRGBA_DXT3, - _mesa_fetch_texel_srgba_dxt3, - _mesa_fetch_texel_srgba_dxt3, - _mesa_fetch_texel_srgba_dxt3 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_SRGBA_DXT5, - _mesa_fetch_texel_srgba_dxt5, - _mesa_fetch_texel_srgba_dxt5, - _mesa_fetch_texel_srgba_dxt5 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_RGB_FXT1, - NULL, - _mesa_fetch_texel_2d_f_rgb_fxt1, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_RGBA_FXT1, - NULL, - _mesa_fetch_texel_2d_f_rgba_fxt1, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_RGB_DXT1, - _mesa_fetch_texel_rgb_dxt1, - _mesa_fetch_texel_rgb_dxt1, - _mesa_fetch_texel_rgb_dxt1 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_RGBA_DXT1, - _mesa_fetch_texel_rgba_dxt1, - _mesa_fetch_texel_rgba_dxt1, - _mesa_fetch_texel_rgba_dxt1 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_RGBA_DXT3, - _mesa_fetch_texel_rgba_dxt3, - _mesa_fetch_texel_rgba_dxt3, - _mesa_fetch_texel_rgba_dxt3 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_RGBA_DXT5, - _mesa_fetch_texel_rgba_dxt5, - _mesa_fetch_texel_rgba_dxt5, - _mesa_fetch_texel_rgba_dxt5 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_RGBA_FLOAT32, @@ -976,117 +993,117 @@ texfetch_funcs[] = }, { MESA_FORMAT_RED_RGTC1, - _mesa_fetch_texel_red_rgtc1, - _mesa_fetch_texel_red_rgtc1, - _mesa_fetch_texel_red_rgtc1 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_SIGNED_RED_RGTC1, - _mesa_fetch_texel_signed_red_rgtc1, - _mesa_fetch_texel_signed_red_rgtc1, - _mesa_fetch_texel_signed_red_rgtc1 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_RG_RGTC2, - _mesa_fetch_texel_rg_rgtc2, - _mesa_fetch_texel_rg_rgtc2, - _mesa_fetch_texel_rg_rgtc2 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_SIGNED_RG_RGTC2, - _mesa_fetch_texel_signed_rg_rgtc2, - _mesa_fetch_texel_signed_rg_rgtc2, - _mesa_fetch_texel_signed_rg_rgtc2 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_L_LATC1, - _mesa_fetch_texel_l_latc1, - _mesa_fetch_texel_l_latc1, - _mesa_fetch_texel_l_latc1 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_SIGNED_L_LATC1, - _mesa_fetch_texel_signed_l_latc1, - _mesa_fetch_texel_signed_l_latc1, - _mesa_fetch_texel_signed_l_latc1 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_LA_LATC2, - _mesa_fetch_texel_la_latc2, - _mesa_fetch_texel_la_latc2, - _mesa_fetch_texel_la_latc2 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_SIGNED_LA_LATC2, - _mesa_fetch_texel_signed_la_latc2, - _mesa_fetch_texel_signed_la_latc2, - _mesa_fetch_texel_signed_la_latc2 + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC1_RGB8, - NULL, - _mesa_fetch_texel_2d_f_etc1_rgb8, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC2_RGB8, - NULL, - _mesa_fetch_texel_2d_f_etc2_rgb8, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC2_SRGB8, - NULL, - _mesa_fetch_texel_2d_f_etc2_srgb8, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC2_RGBA8_EAC, - NULL, - _mesa_fetch_texel_2d_f_etc2_rgba8_eac, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC2_SRGB8_ALPHA8_EAC, - NULL, - _mesa_fetch_texel_2d_f_etc2_srgb8_alpha8_eac, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC2_R11_EAC, - NULL, - _mesa_fetch_texel_2d_f_etc2_r11_eac, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC2_RG11_EAC, - NULL, - _mesa_fetch_texel_2d_f_etc2_rg11_eac, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC2_SIGNED_R11_EAC, - NULL, - _mesa_fetch_texel_2d_f_etc2_signed_r11_eac, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC2_SIGNED_RG11_EAC, - NULL, - _mesa_fetch_texel_2d_f_etc2_signed_rg11_eac, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC2_RGB8_PUNCHTHROUGH_ALPHA1, - NULL, - _mesa_fetch_texel_2d_f_etc2_rgb8_punchthrough_alpha1, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_ETC2_SRGB8_PUNCHTHROUGH_ALPHA1, - NULL, - _mesa_fetch_texel_2d_f_etc2_srgb8_punchthrough_alpha1, - NULL + fetch_compressed, + fetch_compressed, + fetch_compressed }, { MESA_FORMAT_SIGNED_A8, @@ -1175,9 +1192,15 @@ texfetch_funcs[] = }; -FetchTexelFunc -_mesa_get_texel_fetch_func(gl_format format, GLuint dims) +/** + * Initialize the texture image's FetchTexel methods. + */ +static void +set_fetch_functions(const struct gl_sampler_object *samp, + struct swrast_texture_image *texImage, GLuint dims) { + gl_format format = texImage->Base.TexFormat; + #ifdef DEBUG /* check that the table entries are sorted by format name */ gl_format fmt; @@ -1188,39 +1211,29 @@ _mesa_get_texel_fetch_func(gl_format format, GLuint dims) STATIC_ASSERT(Elements(texfetch_funcs) == MESA_FORMAT_COUNT); + if (samp->sRGBDecode == GL_SKIP_DECODE_EXT && + _mesa_get_format_color_encoding(format) == GL_SRGB) { + format = _mesa_get_srgb_format_linear(format); + } + assert(format < MESA_FORMAT_COUNT); switch (dims) { case 1: - return texfetch_funcs[format].Fetch1D; + texImage->FetchTexel = texfetch_funcs[format].Fetch1D; + break; case 2: - return texfetch_funcs[format].Fetch2D; + texImage->FetchTexel = texfetch_funcs[format].Fetch2D; + break; case 3: - return texfetch_funcs[format].Fetch3D; + texImage->FetchTexel = texfetch_funcs[format].Fetch3D; + break; default: - assert(0 && "bad dims in _mesa_get_texel_fetch_func"); - return NULL; + assert(!"Bad dims in set_fetch_functions()"); } -} - -/** - * Initialize the texture image's FetchTexel methods. - */ -static void -set_fetch_functions(struct gl_sampler_object *samp, - struct swrast_texture_image *texImage, GLuint dims) -{ - gl_format format = texImage->Base.TexFormat; - - ASSERT(dims == 1 || dims == 2 || dims == 3); - - if (samp->sRGBDecode == GL_SKIP_DECODE_EXT && - _mesa_get_format_color_encoding(format) == GL_SRGB) { - format = _mesa_get_srgb_format_linear(format); - } + texImage->FetchCompressedTexel = _mesa_get_compressed_fetch_func(format); - texImage->FetchTexel = _mesa_get_texel_fetch_func(format, dims); ASSERT(texImage->FetchTexel); } |