enable GL_ARB_texture_env_crossbar on r200, separate the enable bits for texture sampling and texture environment, optimize away texture sampling for units if the result is not used, always emit the env instructions in-order and try to eliminate GL_REPLACE env instructions.

1 files changed, 3 insertions, 2 deletions

diff --git a/src/mesa/drivers/dri/r200/r200_context.h b/src/mesa/drivers/dri/r200/r200_context.h
index 8169af709b..89b0b35a8a 100644
--- a/src/mesa/drivers/dri/r200/r200_context.h
+++ b/src/mesa/drivers/dri/r200/r200_context.h
@@ -172,8 +172,8 @@ struct r200_tex_obj {
 
 struct r200_texture_env_state {
    r200TexObjPtr texobj;
-   GLenum format;
-   GLenum envMode;
+   GLuint outputreg;
+   GLuint unitneeded;
 };
 
 #define R200_MAX_TEXTURE_UNITS 6
@@ -544,6 +544,7 @@ struct r200_state {
    struct r200_stencilbuffer_state stencil;
    struct r200_stipple_state stipple;
    struct r200_texture_state texture;
+   GLuint envneeded;
 };
 
 /* Need refcounting on dma buffers: