add complete support for ATI_fragment_shader for the r200. Most of the new code is in the new file r200_fragshader.c. Reverse engeneered by Dave Airlie and me

1 files changed, 7 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/r200/r200_context.c b/src/mesa/drivers/dri/r200/r200_context.c
index cbf4a42ddc..2c95e9a6c2 100644
--- a/src/mesa/drivers/dri/r200/r200_context.c
+++ b/src/mesa/drivers/dri/r200/r200_context.c
@@ -67,6 +67,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #define need_GL_ARB_texture_compression
 #define need_GL_ARB_vertex_buffer_object
 #define need_GL_ARB_vertex_program
+#define need_GL_ATI_fragment_shader
 #define need_GL_EXT_blend_minmax
 #define need_GL_EXT_fog_coord
 #define need_GL_EXT_secondary_color
@@ -177,6 +178,10 @@ const struct dri_extension NV_vp_extension[] = {
     { "GL_NV_vertex_program",              GL_NV_vertex_program_functions }
 };
 
+const struct dri_extension ATI_fs_extension[] = {
+    { "GL_ATI_fragment_shader",            GL_ATI_fragment_shader_functions }
+};
+
 extern const struct tnl_pipeline_stage _r200_render_stage;
 extern const struct tnl_pipeline_stage _r200_tcl_stage;
 
@@ -466,6 +471,8 @@ GLboolean r200CreateContext( const __GLcontextModes *glVisual,
    if(driQueryOptionb(&rmesa->optionCache, "nv_vertex_program"))
       driInitSingleExtension( ctx, NV_vp_extension );
 
+   if ((ctx->Const.MaxTextureUnits == 6) && rmesa->r200Screen->drmSupportsFragShader)
+      driInitSingleExtension( ctx, ATI_fs_extension );
 #if 0
    r200InitDriverFuncs( ctx );
    r200InitIoctlFuncs( ctx );