diff options
Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_format.c')
-rw-r--r-- | mesalib/src/mesa/state_tracker/st_format.c | 124 |
1 files changed, 86 insertions, 38 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_format.c b/mesalib/src/mesa/state_tracker/st_format.c index a9ff2cd0d..af81f732d 100644 --- a/mesalib/src/mesa/state_tracker/st_format.c +++ b/mesalib/src/mesa/state_tracker/st_format.c @@ -1686,44 +1686,92 @@ st_sampler_compat_formats(enum pipe_format format1, enum pipe_format format2) * Similarly for texture border colors. */ void -st_translate_color(const GLfloat colorIn[4], GLenum baseFormat, - GLfloat colorOut[4]) +st_translate_color(union gl_color_union *colorIn, + union pipe_color_union *colorOut, + GLenum baseFormat, GLboolean is_integer) { - switch (baseFormat) { - case GL_RED: - colorOut[0] = colorIn[0]; - colorOut[1] = 0.0F; - colorOut[2] = 0.0F; - colorOut[3] = 1.0F; - break; - case GL_RG: - colorOut[0] = colorIn[0]; - colorOut[1] = colorIn[1]; - colorOut[2] = 0.0F; - colorOut[3] = 1.0F; - break; - case GL_RGB: - colorOut[0] = colorIn[0]; - colorOut[1] = colorIn[1]; - colorOut[2] = colorIn[2]; - colorOut[3] = 1.0F; - break; - case GL_ALPHA: - colorOut[0] = colorOut[1] = colorOut[2] = 0.0; - colorOut[3] = colorIn[3]; - break; - case GL_LUMINANCE: - colorOut[0] = colorOut[1] = colorOut[2] = colorIn[0]; - colorOut[3] = 1.0; - break; - case GL_LUMINANCE_ALPHA: - colorOut[0] = colorOut[1] = colorOut[2] = colorIn[0]; - colorOut[3] = colorIn[3]; - break; - case GL_INTENSITY: - colorOut[0] = colorOut[1] = colorOut[2] = colorOut[3] = colorIn[0]; - break; - default: - COPY_4V(colorOut, colorIn); + if (is_integer) { + int *in = colorIn->i; + int *out = colorOut->i; + + switch (baseFormat) { + case GL_RED: + out[0] = in[0]; + out[1] = 0; + out[2] = 0; + out[3] = 1; + break; + case GL_RG: + out[0] = in[0]; + out[1] = in[1]; + out[2] = 0; + out[3] = 1; + break; + case GL_RGB: + out[0] = in[0]; + out[1] = in[1]; + out[2] = in[2]; + out[3] = 1; + break; + case GL_ALPHA: + out[0] = out[1] = out[2] = 0; + out[3] = in[3]; + break; + case GL_LUMINANCE: + out[0] = out[1] = out[2] = in[0]; + out[3] = 1; + break; + case GL_LUMINANCE_ALPHA: + out[0] = out[1] = out[2] = in[0]; + out[3] = in[3]; + break; + case GL_INTENSITY: + out[0] = out[1] = out[2] = out[3] = in[0]; + break; + default: + COPY_4V(out, in); + } + } + else { + float *in = colorIn->f; + float *out = colorOut->f; + + switch (baseFormat) { + case GL_RED: + out[0] = in[0]; + out[1] = 0.0F; + out[2] = 0.0F; + out[3] = 1.0F; + break; + case GL_RG: + out[0] = in[0]; + out[1] = in[1]; + out[2] = 0.0F; + out[3] = 1.0F; + break; + case GL_RGB: + out[0] = in[0]; + out[1] = in[1]; + out[2] = in[2]; + out[3] = 1.0F; + break; + case GL_ALPHA: + out[0] = out[1] = out[2] = 0.0F; + out[3] = in[3]; + break; + case GL_LUMINANCE: + out[0] = out[1] = out[2] = in[0]; + out[3] = 1.0F; + break; + case GL_LUMINANCE_ALPHA: + out[0] = out[1] = out[2] = in[0]; + out[3] = in[3]; + break; + case GL_INTENSITY: + out[0] = out[1] = out[2] = out[3] = in[0]; + break; + default: + COPY_4V(out, in); + } } } |