* Have to have this so the FetchTexel function pointer is never NULL.
*/
static void fetch_null_texel( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLvoid *texel )
+ GLint i, GLint j, GLint k, GLchan *texel )
{
- GLchan *rgba = (GLchan *) texel;
- rgba[RCOMP] = 0;
- rgba[GCOMP] = 0;
- rgba[BCOMP] = 0;
- rgba[ACOMP] = 0;
+ texel[RCOMP] = 0;
+ texel[GCOMP] = 0;
+ texel[BCOMP] = 0;
+ texel[ACOMP] = 0;
+ _mesa_warning(NULL, "fetch_null_texel() called!");
+}
+
+static void fetch_null_texelf( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
+{
+ texel[RCOMP] = 0.0;
+ texel[GCOMP] = 0.0;
+ texel[BCOMP] = 0.0;
+ texel[ACOMP] = 0.0;
+ _mesa_warning(NULL, "fetch_null_texelf() called!");
}
0, /* IndexBits */
0, /* DepthBits */
4 * CHAN_BITS / 8, /* TexelBytes */
- fetch_1d_texel_rgba, /* FetchTexel1D */
- fetch_2d_texel_rgba, /* FetchTexel2D */
- fetch_3d_texel_rgba, /* FetchTexel3D */
+ fetch_texel_1d_rgba, /* FetchTexel1D */
+ fetch_texel_2d_rgba, /* FetchTexel2D */
+ fetch_texel_3d_rgba, /* FetchTexel3D */
+ fetch_texel_1d_f_rgba, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgba, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_rgb = {
0, /* IndexBits */
0, /* DepthBits */
3 * CHAN_BITS / 8, /* TexelBytes */
- fetch_1d_texel_rgb, /* FetchTexel1D */
- fetch_2d_texel_rgb, /* FetchTexel2D */
- fetch_3d_texel_rgb, /* FetchTexel3D */
+ fetch_texel_1d_rgb, /* FetchTexel1D */
+ fetch_texel_2d_rgb, /* FetchTexel2D */
+ fetch_texel_3d_rgb, /* FetchTexel3D */
+ fetch_texel_1d_f_rgb, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgb, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_alpha = {
0, /* IndexBits */
0, /* DepthBits */
CHAN_BITS / 8, /* TexelBytes */
- fetch_1d_texel_alpha, /* FetchTexel1D */
- fetch_2d_texel_alpha, /* FetchTexel2D */
- fetch_3d_texel_alpha, /* FetchTexel3D */
+ fetch_texel_1d_alpha, /* FetchTexel1D */
+ fetch_texel_2d_alpha, /* FetchTexel2D */
+ fetch_texel_3d_alpha, /* FetchTexel3D */
+ fetch_texel_1d_f_alpha, /* FetchTexel1Df */
+ fetch_texel_2d_f_alpha, /* FetchTexel2Df */
+ fetch_texel_3d_f_alpha, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_luminance = {
0, /* IndexBits */
0, /* DepthBits */
CHAN_BITS / 8, /* TexelBytes */
- fetch_1d_texel_luminance, /* FetchTexel1D */
- fetch_2d_texel_luminance, /* FetchTexel2D */
- fetch_3d_texel_luminance, /* FetchTexel3D */
+ fetch_texel_1d_luminance, /* FetchTexel1D */
+ fetch_texel_2d_luminance, /* FetchTexel2D */
+ fetch_texel_3d_luminance, /* FetchTexel3D */
+ fetch_texel_1d_f_luminance, /* FetchTexel1Df */
+ fetch_texel_2d_f_luminance, /* FetchTexel2Df */
+ fetch_texel_3d_f_luminance, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_luminance_alpha = {
0, /* IndexBits */
0, /* DepthBits */
2 * CHAN_BITS / 8, /* TexelBytes */
- fetch_1d_texel_luminance_alpha, /* FetchTexel1D */
- fetch_2d_texel_luminance_alpha, /* FetchTexel2D */
- fetch_3d_texel_luminance_alpha, /* FetchTexel3D */
+ fetch_texel_1d_luminance_alpha, /* FetchTexel1D */
+ fetch_texel_2d_luminance_alpha, /* FetchTexel2D */
+ fetch_texel_3d_luminance_alpha, /* FetchTexel3D */
+ fetch_texel_1d_f_luminance_alpha, /* FetchTexel1Df */
+ fetch_texel_2d_f_luminance_alpha, /* FetchTexel2Df */
+ fetch_texel_3d_f_luminance_alpha, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_intensity = {
0, /* IndexBits */
0, /* DepthBits */
CHAN_BITS / 8, /* TexelBytes */
- fetch_1d_texel_intensity, /* FetchTexel1D */
- fetch_2d_texel_intensity, /* FetchTexel2D */
- fetch_3d_texel_intensity, /* FetchTexel3D */
+ fetch_texel_1d_intensity, /* FetchTexel1D */
+ fetch_texel_2d_intensity, /* FetchTexel2D */
+ fetch_texel_3d_intensity, /* FetchTexel3D */
+ fetch_texel_1d_f_intensity, /* FetchTexel1Df */
+ fetch_texel_2d_f_intensity, /* FetchTexel2Df */
+ fetch_texel_3d_f_intensity, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_color_index = {
CHAN_BITS, /* IndexBits */
0, /* DepthBits */
CHAN_BITS / 8, /* TexelBytes */
- fetch_1d_texel_color_index, /* FetchTexel1D */
- fetch_2d_texel_color_index, /* FetchTexel2D */
- fetch_3d_texel_color_index, /* FetchTexel3D */
+ fetch_texel_1d_color_index, /* FetchTexel1D */
+ fetch_texel_2d_color_index, /* FetchTexel2D */
+ fetch_texel_3d_color_index, /* FetchTexel3D */
+ fetch_texel_1d_f_color_index, /* FetchTexel1Df */
+ fetch_texel_2d_f_color_index, /* FetchTexel2Df */
+ fetch_texel_3d_f_color_index, /* FetchTexel3Df */
};
+/* XXX someday implement 16, 24 and 32-bit integer depth images */
const struct gl_texture_format _mesa_texformat_depth_component = {
MESA_FORMAT_DEPTH_COMPONENT, /* MesaFormat */
GL_DEPTH_COMPONENT, /* BaseFormat */
0, /* IndexBits */
sizeof(GLfloat) * 8, /* DepthBits */
sizeof(GLfloat), /* TexelBytes */
- fetch_1d_texel_depth_component, /* FetchTexel1D */
- fetch_2d_texel_depth_component, /* FetchTexel2D */
- fetch_3d_texel_depth_component, /* FetchTexel3D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_texel_1d_f_depth_component, /* FetchTexel1Df */
+ fetch_texel_2d_f_depth_component, /* FetchTexel2Df */
+ fetch_texel_3d_f_depth_component, /* FetchTexel3Df */
};
+const struct gl_texture_format _mesa_texformat_rgba_float32 = {
+ MESA_FORMAT_RGBA_FLOAT32, /* MesaFormat */
+ GL_RGBA, /* BaseFormat */
+ 8 * sizeof(GLfloat), /* RedBits */
+ 8 * sizeof(GLfloat), /* GreenBits */
+ 8 * sizeof(GLfloat), /* BlueBits */
+ 8 * sizeof(GLfloat), /* AlphaBits */
+ 0, /* LuminanceBits */
+ 0, /* IntensityBits */
+ 0, /* IndexBits */
+ 0, /* DepthBits */
+ 4 * sizeof(GLfloat), /* TexelBytes */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_texel_1d_f_rgba_f32, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba_f32, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgba_f32, /* FetchTexel3Df */
+};
+
+const struct gl_texture_format _mesa_texformat_rgba_float16 = {
+ MESA_FORMAT_RGBA_FLOAT16, /* MesaFormat */
+ GL_RGBA, /* BaseFormat */
+ 8 * sizeof(GLhalfNV), /* RedBits */
+ 8 * sizeof(GLhalfNV), /* GreenBits */
+ 8 * sizeof(GLhalfNV), /* BlueBits */
+ 8 * sizeof(GLhalfNV), /* AlphaBits */
+ 0, /* LuminanceBits */
+ 0, /* IntensityBits */
+ 0, /* IndexBits */
+ 0, /* DepthBits */
+ 4 * sizeof(GLhalfNV), /* TexelBytes */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_texel_1d_f_rgba_f16, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba_f16, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgba_f16, /* FetchTexel3Df */
+};
+
+const struct gl_texture_format _mesa_texformat_rgb_float32 = {
+ MESA_FORMAT_RGB_FLOAT32, /* MesaFormat */
+ GL_RGB, /* BaseFormat */
+ 8 * sizeof(GLfloat), /* RedBits */
+ 8 * sizeof(GLfloat), /* GreenBits */
+ 8 * sizeof(GLfloat), /* BlueBits */
+ 0, /* AlphaBits */
+ 0, /* LuminanceBits */
+ 0, /* IntensityBits */
+ 0, /* IndexBits */
+ 0, /* DepthBits */
+ 4 * sizeof(GLfloat), /* TexelBytes */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_texel_1d_f_rgb_f32, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb_f32, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgb_f32, /* FetchTexel3Df */
+};
+
+const struct gl_texture_format _mesa_texformat_rgb_float16 = {
+ MESA_FORMAT_RGB_FLOAT16, /* MesaFormat */
+ GL_RGB, /* BaseFormat */
+ 8 * sizeof(GLhalfNV), /* RedBits */
+ 8 * sizeof(GLhalfNV), /* GreenBits */
+ 8 * sizeof(GLhalfNV), /* BlueBits */
+ 0, /* AlphaBits */
+ 0, /* LuminanceBits */
+ 0, /* IntensityBits */
+ 0, /* IndexBits */
+ 0, /* DepthBits */
+ 4 * sizeof(GLhalfNV), /* TexelBytes */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_null_texel, /* FetchTexel1D */
+ fetch_texel_1d_f_rgb_f16, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb_f16, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgb_f16, /* FetchTexel3Df */
+};
+
+
/*@}*/
0, /* IndexBits */
0, /* DepthBits */
4, /* TexelBytes */
- fetch_1d_texel_rgba8888, /* FetchTexel1D */
- fetch_2d_texel_rgba8888, /* FetchTexel2D */
- fetch_3d_texel_rgba8888, /* FetchTexel3D */
+ fetch_texel_1d_rgba8888, /* FetchTexel1D */
+ fetch_texel_2d_rgba8888, /* FetchTexel2D */
+ fetch_texel_3d_rgba8888, /* FetchTexel3D */
+ fetch_texel_1d_f_rgba8888, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba8888, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgba8888, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_argb8888 = {
0, /* IndexBits */
0, /* DepthBits */
4, /* TexelBytes */
- fetch_1d_texel_argb8888, /* FetchTexel1D */
- fetch_2d_texel_argb8888, /* FetchTexel2D */
- fetch_3d_texel_argb8888, /* FetchTexel3D */
+ fetch_texel_1d_argb8888, /* FetchTexel1D */
+ fetch_texel_2d_argb8888, /* FetchTexel2D */
+ fetch_texel_3d_argb8888, /* FetchTexel3D */
+ fetch_texel_1d_f_argb8888, /* FetchTexel1Df */
+ fetch_texel_2d_f_argb8888, /* FetchTexel2Df */
+ fetch_texel_3d_f_argb8888, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_rgb888 = {
0, /* IndexBits */
0, /* DepthBits */
3, /* TexelBytes */
- fetch_1d_texel_rgb888, /* FetchTexel1D */
- fetch_2d_texel_rgb888, /* FetchTexel2D */
- fetch_3d_texel_rgb888, /* FetchTexel3D */
+ fetch_texel_1d_rgb888, /* FetchTexel1D */
+ fetch_texel_2d_rgb888, /* FetchTexel2D */
+ fetch_texel_3d_rgb888, /* FetchTexel3D */
+ fetch_texel_1d_f_rgb888, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb888, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgb888, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_rgb565 = {
0, /* IndexBits */
0, /* DepthBits */
2, /* TexelBytes */
- fetch_1d_texel_rgb565, /* FetchTexel1D */
- fetch_2d_texel_rgb565, /* FetchTexel2D */
- fetch_3d_texel_rgb565, /* FetchTexel3D */
+ fetch_texel_1d_rgb565, /* FetchTexel1D */
+ fetch_texel_2d_rgb565, /* FetchTexel2D */
+ fetch_texel_3d_rgb565, /* FetchTexel3D */
+ fetch_texel_1d_f_rgb565, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb565, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgb565, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_argb4444 = {
0, /* IndexBits */
0, /* DepthBits */
2, /* TexelBytes */
- fetch_1d_texel_argb4444, /* FetchTexel1D */
- fetch_2d_texel_argb4444, /* FetchTexel2D */
- fetch_3d_texel_argb4444, /* FetchTexel3D */
+ fetch_texel_1d_argb4444, /* FetchTexel1D */
+ fetch_texel_2d_argb4444, /* FetchTexel2D */
+ fetch_texel_3d_argb4444, /* FetchTexel3D */
+ fetch_texel_1d_f_argb4444, /* FetchTexel1Df */
+ fetch_texel_2d_f_argb4444, /* FetchTexel2Df */
+ fetch_texel_3d_f_argb4444, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_argb1555 = {
0, /* IndexBits */
0, /* DepthBits */
2, /* TexelBytes */
- fetch_1d_texel_argb1555, /* FetchTexel1D */
- fetch_2d_texel_argb1555, /* FetchTexel2D */
- fetch_3d_texel_argb1555, /* FetchTexel3D */
+ fetch_texel_1d_argb1555, /* FetchTexel1D */
+ fetch_texel_2d_argb1555, /* FetchTexel2D */
+ fetch_texel_3d_argb1555, /* FetchTexel3D */
+ fetch_texel_1d_f_argb1555, /* FetchTexel1Df */
+ fetch_texel_2d_f_argb1555, /* FetchTexel2Df */
+ fetch_texel_3d_f_argb1555, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_al88 = {
0, /* IndexBits */
0, /* DepthBits */
2, /* TexelBytes */
- fetch_1d_texel_al88, /* FetchTexel1D */
- fetch_2d_texel_al88, /* FetchTexel2D */
- fetch_3d_texel_al88, /* FetchTexel3D */
+ fetch_texel_1d_al88, /* FetchTexel1D */
+ fetch_texel_2d_al88, /* FetchTexel2D */
+ fetch_texel_3d_al88, /* FetchTexel3D */
+ fetch_texel_1d_f_al88, /* FetchTexel1Df */
+ fetch_texel_2d_f_al88, /* FetchTexel2Df */
+ fetch_texel_3d_f_al88, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_rgb332 = {
0, /* IndexBits */
0, /* DepthBits */
1, /* TexelBytes */
- fetch_1d_texel_rgb332, /* FetchTexel1D */
- fetch_2d_texel_rgb332, /* FetchTexel2D */
- fetch_3d_texel_rgb332, /* FetchTexel3D */
+ fetch_texel_1d_rgb332, /* FetchTexel1D */
+ fetch_texel_2d_rgb332, /* FetchTexel2D */
+ fetch_texel_3d_rgb332, /* FetchTexel3D */
+ fetch_texel_1d_f_rgb332, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb332, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgb332, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_a8 = {
0, /* IndexBits */
0, /* DepthBits */
1, /* TexelBytes */
- fetch_1d_texel_a8, /* FetchTexel1D */
- fetch_2d_texel_a8, /* FetchTexel2D */
- fetch_3d_texel_a8, /* FetchTexel3D */
+ fetch_texel_1d_a8, /* FetchTexel1D */
+ fetch_texel_2d_a8, /* FetchTexel2D */
+ fetch_texel_3d_a8, /* FetchTexel3D */
+ fetch_texel_1d_f_a8, /* FetchTexel1Df */
+ fetch_texel_2d_f_a8, /* FetchTexel2Df */
+ fetch_texel_3d_f_a8, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_l8 = {
0, /* IndexBits */
0, /* DepthBits */
1, /* TexelBytes */
- fetch_1d_texel_l8, /* FetchTexel1D */
- fetch_2d_texel_l8, /* FetchTexel2D */
- fetch_3d_texel_l8, /* FetchTexel3D */
+ fetch_texel_1d_l8, /* FetchTexel1D */
+ fetch_texel_2d_l8, /* FetchTexel2D */
+ fetch_texel_3d_l8, /* FetchTexel3D */
+ fetch_texel_1d_f_l8, /* FetchTexel1Df */
+ fetch_texel_2d_f_l8, /* FetchTexel2Df */
+ fetch_texel_3d_f_l8, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_i8 = {
0, /* IndexBits */
0, /* DepthBits */
1, /* TexelBytes */
- fetch_1d_texel_i8, /* FetchTexel1D */
- fetch_2d_texel_i8, /* FetchTexel2D */
- fetch_3d_texel_i8, /* FetchTexel3D */
+ fetch_texel_1d_i8, /* FetchTexel1D */
+ fetch_texel_2d_i8, /* FetchTexel2D */
+ fetch_texel_3d_i8, /* FetchTexel3D */
+ fetch_texel_1d_f_i8, /* FetchTexel1Df */
+ fetch_texel_2d_f_i8, /* FetchTexel2Df */
+ fetch_texel_3d_f_i8, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_ci8 = {
8, /* IndexBits */
0, /* DepthBits */
1, /* TexelBytes */
- fetch_1d_texel_ci8, /* FetchTexel1D */
- fetch_2d_texel_ci8, /* FetchTexel2D */
- fetch_3d_texel_ci8, /* FetchTexel3D */
+ fetch_texel_1d_ci8, /* FetchTexel1D */
+ fetch_texel_2d_ci8, /* FetchTexel2D */
+ fetch_texel_3d_ci8, /* FetchTexel3D */
+ fetch_texel_1d_f_ci8, /* FetchTexel1Df */
+ fetch_texel_2d_f_ci8, /* FetchTexel2Df */
+ fetch_texel_3d_f_ci8, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_ycbcr = {
0, /* IndexBits */
0, /* DepthBits */
2, /* TexelBytes */
- fetch_1d_texel_ycbcr, /* FetchTexel1D */
- fetch_2d_texel_ycbcr, /* FetchTexel2D */
- fetch_3d_texel_ycbcr, /* FetchTexel3D */
+ fetch_texel_1d_ycbcr, /* FetchTexel1D */
+ fetch_texel_2d_ycbcr, /* FetchTexel2D */
+ fetch_texel_3d_ycbcr, /* FetchTexel3D */
+ fetch_texel_1d_f_ycbcr, /* FetchTexel1Df */
+ fetch_texel_2d_f_ycbcr, /* FetchTexel2Df */
+ fetch_texel_3d_f_ycbcr, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_ycbcr_rev = {
0, /* IndexBits */
0, /* DepthBits */
2, /* TexelBytes */
- fetch_1d_texel_ycbcr_rev, /* FetchTexel1D */
- fetch_2d_texel_ycbcr_rev, /* FetchTexel2D */
- fetch_3d_texel_ycbcr_rev, /* FetchTexel3D */
+ fetch_texel_1d_ycbcr_rev, /* FetchTexel1D */
+ fetch_texel_2d_ycbcr_rev, /* FetchTexel2D */
+ fetch_texel_3d_ycbcr_rev, /* FetchTexel3D */
+ fetch_texel_1d_f_ycbcr_rev, /* FetchTexel1Df */
+ fetch_texel_2d_f_ycbcr_rev, /* FetchTexel2Df */
+ fetch_texel_3d_f_ycbcr_rev, /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_rgb_fxt1 = {
0, /* DepthBits */
0, /* TexelBytes */
NULL, /*impossible*/ /* FetchTexel1D */
- fetch_2d_texel_rgb_fxt1, /* FetchTexel2D */
+ fetch_texel_2d_rgb_fxt1, /* FetchTexel2D */
NULL, /*impossible*/ /* FetchTexel3D */
+ NULL, /*impossible*/ /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb_fxt1, /* FetchTexel2Df */
+ NULL, /*impossible*/ /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_rgba_fxt1 = {
0, /* DepthBits */
0, /* TexelBytes */
NULL, /*impossible*/ /* FetchTexel1D */
- fetch_2d_texel_rgba_fxt1, /* FetchTexel2D */
+ fetch_texel_2d_rgba_fxt1, /* FetchTexel2D */
NULL, /*impossible*/ /* FetchTexel3D */
+ NULL, /*impossible*/ /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba_fxt1, /* FetchTexel2Df */
+ NULL, /*impossible*/ /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_rgb_dxt1 = {
0, /* DepthBits */
0, /* TexelBytes */
NULL, /*impossible*/ /* FetchTexel1D */
- fetch_2d_texel_rgb_dxt1, /* FetchTexel2D */
+ fetch_texel_2d_rgb_dxt1, /* FetchTexel2D */
NULL, /*impossible*/ /* FetchTexel3D */
+ NULL, /*impossible*/ /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb_dxt1, /* FetchTexel2Df */
+ NULL, /*impossible*/ /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_rgba_dxt1 = {
0, /* DepthBits */
0, /* TexelBytes */
NULL, /*impossible*/ /* FetchTexel1D */
- fetch_2d_texel_rgba_dxt1, /* FetchTexel2D */
+ fetch_texel_2d_rgba_dxt1, /* FetchTexel2D */
NULL, /*impossible*/ /* FetchTexel3D */
+ NULL, /*impossible*/ /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba_dxt1, /* FetchTexel2Df */
+ NULL, /*impossible*/ /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_rgba_dxt3 = {
0, /* DepthBits */
0, /* TexelBytes */
NULL, /*impossible*/ /* FetchTexel1D */
- fetch_2d_texel_rgba_dxt3, /* FetchTexel2D */
+ fetch_texel_2d_rgba_dxt3, /* FetchTexel2D */
NULL, /*impossible*/ /* FetchTexel3D */
+ NULL, /*impossible*/ /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba_dxt3, /* FetchTexel2Df */
+ NULL, /*impossible*/ /* FetchTexel3Df */
};
const struct gl_texture_format _mesa_texformat_rgba_dxt5 = {
0, /* DepthBits */
0, /* TexelBytes */
NULL, /*impossible*/ /* FetchTexel1D */
- fetch_2d_texel_rgba_dxt5, /* FetchTexel2D */
+ fetch_texel_2d_rgba_dxt5, /* FetchTexel2D */
NULL, /*impossible*/ /* FetchTexel3D */
+ NULL, /*impossible*/ /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba_dxt5, /* FetchTexel2Df */
+ NULL, /*impossible*/ /* FetchTexel3Df */
};
0, /* IndexBits */
0, /* DepthBits */
4, /* TexelBytes */
- fetch_1d_texel_abgr8888, /* FetchTexel1D */
- fetch_2d_texel_abgr8888, /* FetchTexel2D */
- fetch_3d_texel_abgr8888, /* FetchTexel3D */
+ fetch_texel_1d_abgr8888, /* FetchTexel1D */
+ fetch_texel_2d_abgr8888, /* FetchTexel2D */
+ fetch_texel_3d_abgr8888, /* FetchTexel3D */
+ /* XXX float fetchers */
};
const struct gl_texture_format _mesa_texformat_bgra8888 = {
0, /* IndexBits */
0, /* DepthBits */
4, /* TexelBytes */
- fetch_1d_texel_bgra8888, /* FetchTexel1D */
- fetch_2d_texel_bgra8888, /* FetchTexel2D */
- fetch_3d_texel_bgra8888, /* FetchTexel3D */
+ fetch_texel_1d_bgra8888, /* FetchTexel1D */
+ fetch_texel_2d_bgra8888, /* FetchTexel2D */
+ fetch_texel_3d_bgra8888, /* FetchTexel3D */
+ /* XXX float fetchers */
};
const struct gl_texture_format _mesa_texformat_bgr888 = {
0, /* IndexBits */
0, /* DepthBits */
3, /* TexelBytes */
- fetch_1d_texel_bgr888, /* FetchTexel1D */
- fetch_2d_texel_bgr888, /* FetchTexel2D */
- fetch_3d_texel_bgr888, /* FetchTexel3D */
+ fetch_texel_1d_bgr888, /* FetchTexel1D */
+ fetch_texel_2d_bgr888, /* FetchTexel2D */
+ fetch_texel_3d_bgr888, /* FetchTexel3D */
+ /* XXX float fetchers */
};
const struct gl_texture_format _mesa_texformat_bgr565 = {
0, /* IndexBits */
0, /* DepthBits */
2, /* TexelBytes */
- fetch_1d_texel_bgr565, /* FetchTexel1D */
- fetch_2d_texel_bgr565, /* FetchTexel2D */
- fetch_3d_texel_bgr565, /* FetchTexel3D */
+ fetch_texel_1d_bgr565, /* FetchTexel1D */
+ fetch_texel_2d_bgr565, /* FetchTexel2D */
+ fetch_texel_3d_bgr565, /* FetchTexel3D */
+ /* XXX float fetchers */
};
const struct gl_texture_format _mesa_texformat_bgra4444 = {
0, /* IndexBits */
0, /* DepthBits */
2, /* TexelBytes */
- fetch_1d_texel_bgra4444, /* FetchTexel1D */
- fetch_2d_texel_bgra4444, /* FetchTexel2D */
- fetch_3d_texel_bgra4444, /* FetchTexel3D */
+ fetch_texel_1d_bgra4444, /* FetchTexel1D */
+ fetch_texel_2d_bgra4444, /* FetchTexel2D */
+ fetch_texel_3d_bgra4444, /* FetchTexel3D */
+ /* XXX float fetchers */
};
const struct gl_texture_format _mesa_texformat_bgra5551 = {
0, /* IndexBits */
0, /* DepthBits */
2, /* TexelBytes */
- fetch_1d_texel_bgra1555, /* FetchTexel1D */
- fetch_2d_texel_bgra1555, /* FetchTexel2D */
- fetch_3d_texel_bgra1555, /* FetchTexel3D */
+ fetch_texel_1d_bgra1555, /* FetchTexel1D */
+ fetch_texel_2d_bgra1555, /* FetchTexel2D */
+ fetch_texel_3d_bgra1555, /* FetchTexel3D */
+ /* XXX float fetchers */
};
const struct gl_texture_format _mesa_texformat_la88 = {
0, /* IndexBits */
0, /* DepthBits */
2, /* TexelBytes */
- fetch_1d_texel_la88, /* FetchTexel1D */
- fetch_2d_texel_la88, /* FetchTexel2D */
- fetch_3d_texel_la88, /* FetchTexel3D */
+ fetch_texel_1d_la88, /* FetchTexel1D */
+ fetch_texel_2d_la88, /* FetchTexel2D */
+ fetch_texel_3d_la88, /* FetchTexel3D */
+ /* XXX float fetchers */
};
const struct gl_texture_format _mesa_texformat_bgr233 = {
0, /* IndexBits */
0, /* DepthBits */
1, /* TexelBytes */
- fetch_1d_texel_bgr233, /* FetchTexel1D */
- fetch_2d_texel_bgr233, /* FetchTexel2D */
- fetch_3d_texel_bgr233, /* FetchTexel3D */
+ fetch_texel_1d_bgr233, /* FetchTexel1D */
+ fetch_texel_2d_bgr233, /* FetchTexel2D */
+ fetch_texel_3d_bgr233, /* FetchTexel3D */
+ /* XXX float fetchers */
};
#endif
fetch_null_texel, /* FetchTexel1D */
fetch_null_texel, /* FetchTexel2D */
fetch_null_texel, /* FetchTexel3D */
+ fetch_null_texelf, /* FetchTexel1Df */
+ fetch_null_texelf, /* FetchTexel2Df */
+ fetch_null_texelf, /* FetchTexel3Df */
};
/*@}*/
/**
- * Choose an appropriate texture format.
+ * Choose an appropriate texture format given the format, type and
+ * internalFormat parameters passed to glTexImage().
*
- * \param ctx GL context.
- * \param internalFormat internal texture format.
- * \param format pixel format.
- * \param type data type.
+ * \param ctx the GL context.
+ * \param internalFormat user's prefered internal texture format.
+ * \param format incoming image pixel format.
+ * \param type incoming image data type.
*
- * \return a pointer to a gl_texture_format in which to store the texture on
- * success, or NULL on failure.
+ * \return a pointer to a gl_texture_format object which describes the
+ * choosen texture format, or NULL on failure.
*
* This is called via dd_function_table::ChooseTextureFormat. Hardware drivers
* typically override this function with a specialized version.
_mesa_problem(ctx, "texture compression extension not enabled");
if (ctx->Extensions.TDFX_texture_compression_FXT1)
return &_mesa_texformat_rgb_fxt1;
- else if (ctx->Extensions.EXT_texture_compression_s3tc)
+ else if (ctx->Extensions.EXT_texture_compression_s3tc || ctx->Extensions.S3_s3tc)
return &_mesa_texformat_rgb_dxt1;
return &_mesa_texformat_rgb;
case GL_COMPRESSED_RGBA_ARB:
_mesa_problem(ctx, "texture compression extension not enabled");
if (ctx->Extensions.TDFX_texture_compression_FXT1)
return &_mesa_texformat_rgba_fxt1;
- else if (ctx->Extensions.EXT_texture_compression_s3tc)
+ else if (ctx->Extensions.EXT_texture_compression_s3tc || ctx->Extensions.S3_s3tc)
return &_mesa_texformat_rgba_dxt3; /* Not rgba_dxt1! See the spec */
return &_mesa_texformat_rgba;
else
return NULL;
+ /* GL_S3_s3tc */
+ case GL_RGB_S3TC:
+ case GL_RGB4_S3TC:
+ if (ctx->Extensions.S3_s3tc)
+ return &_mesa_texformat_rgb_dxt1;
+ else
+ return NULL;
+ case GL_RGBA_S3TC:
+ case GL_RGBA4_S3TC:
+ if (ctx->Extensions.S3_s3tc)
+ return &_mesa_texformat_rgba_dxt3;
+ else
+ return NULL;
+
+ /* XXX prototype/example code */
+ /* GL_ATI_texture_float or GL_NV_float_buffer */
+ case GL_RGBA_FLOAT32_ATI:
+ return &_mesa_texformat_rgba_float32;
+ case GL_RGBA_FLOAT16_ATI:
+ return &_mesa_texformat_rgba_float16;
+ case GL_RGB_FLOAT32_ATI:
+ return &_mesa_texformat_rgb_float32;
+ case GL_RGB_FLOAT16_ATI:
+ return &_mesa_texformat_rgb_float16;
+
default:
_mesa_problem(ctx, "unexpected format in _mesa_choose_tex_format()");
return NULL;