* Convert GLenum texcoord wrap tokens to pipe tokens.
*/
static GLuint
-gl_wrap_to_sp(GLenum wrap)
+gl_wrap_xlate(GLenum wrap)
{
switch (wrap) {
case GL_REPEAT:
}
+static void
+xlate_border_color(const GLfloat *colorIn, GLenum baseFormat, GLfloat *colorOut)
+{
+ switch (baseFormat) {
+ 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);
+ }
+}
+
+
static void
update_samplers(struct st_context *st)
{
- const struct st_fragment_program *fs = st->fp;
+ struct gl_vertex_program *vprog = st->ctx->VertexProgram._Current;
+ struct gl_fragment_program *fprog = st->ctx->FragmentProgram._Current;
+ const GLbitfield samplersUsed = (vprog->Base.SamplersUsed |
+ fprog->Base.SamplersUsed);
GLuint su;
st->state.num_samplers = 0;
- /*printf("%s samplers used = 0x%x\n", __FUNCTION__, fs->Base.Base.SamplersUsed);*/
-
/* loop over sampler units (aka tex image units) */
for (su = 0; su < st->ctx->Const.MaxTextureImageUnits; su++) {
struct pipe_sampler_state *sampler = st->state.samplers + su;
memset(sampler, 0, sizeof(*sampler));
- if (fs->Base.Base.SamplersUsed & (1 << su)) {
- GLuint texUnit = fs->Base.Base.SamplerUnits[su];
- const struct gl_texture_object *texobj
- = st->ctx->Texture.Unit[texUnit]._Current;
+ if (samplersUsed & (1 << su)) {
+ struct gl_texture_object *texobj;
+ struct gl_texture_image *teximg;
+ GLuint texUnit;
+ if (fprog->Base.SamplersUsed & (1 << su))
+ texUnit = fprog->Base.SamplerUnits[su];
+ else
+ texUnit = vprog->Base.SamplerUnits[su];
+
+ texobj = st->ctx->Texture.Unit[texUnit]._Current;
if (!texobj) {
texobj = st_get_default_texture(st);
}
- sampler->wrap_s = gl_wrap_to_sp(texobj->WrapS);
- sampler->wrap_t = gl_wrap_to_sp(texobj->WrapT);
- sampler->wrap_r = gl_wrap_to_sp(texobj->WrapR);
+ teximg = texobj->Image[0][texobj->BaseLevel];
+
+ sampler->wrap_s = gl_wrap_xlate(texobj->WrapS);
+ sampler->wrap_t = gl_wrap_xlate(texobj->WrapT);
+ sampler->wrap_r = gl_wrap_xlate(texobj->WrapR);
sampler->min_img_filter = gl_filter_to_img_filter(texobj->MinFilter);
sampler->min_mip_filter = gl_filter_to_mip_filter(texobj->MinFilter);
assert(sampler->min_lod <= sampler->max_lod);
}
- sampler->border_color[0] = texobj->BorderColor[RCOMP];
- sampler->border_color[1] = texobj->BorderColor[GCOMP];
- sampler->border_color[2] = texobj->BorderColor[BCOMP];
- sampler->border_color[3] = texobj->BorderColor[ACOMP];
+ xlate_border_color(texobj->BorderColor,
+ teximg ? teximg->TexFormat->BaseFormat : GL_RGBA,
+ sampler->border_color);
sampler->max_anisotropy = texobj->MaxAnisotropy;
if (sampler->max_anisotropy > 1.0) {