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, 12 insertions, 9 deletions

diff --git a/src/mesa/drivers/dri/r200/r200_state_init.c b/src/mesa/drivers/dri/r200/r200_state_init.c
index f004cf79ce2..30e0dfa4616 100644
--- a/src/mesa/drivers/dri/r200/r200_state_init.c
+++ b/src/mesa/drivers/dri/r200/r200_state_init.c
@@ -118,7 +118,9 @@ static int cmdscl2( int offset, int stride, int count )
 #define CHECK( NM, FLAG )				\
 static GLboolean check_##NM( GLcontext *ctx, int idx )	\
 {							\
+   r200ContextPtr rmesa = R200_CONTEXT(ctx);		\
    (void) idx;						\
+   (void) rmesa;					\
    return FLAG;						\
 }
 
@@ -135,12 +137,13 @@ static GLboolean check_##NM( GLcontext *ctx, int idx )	\
 CHECK( always, GL_TRUE )
 CHECK( never, GL_FALSE )
 CHECK( tex_any, ctx->Texture._EnabledUnits )
-CHECK( tex_pair, (ctx->Texture.Unit[idx]._ReallyEnabled | ctx->Texture.Unit[idx & ~1]._ReallyEnabled))
-CHECK( tex, ctx->Texture.Unit[idx]._ReallyEnabled )
-CHECK( tex_cube, ctx->Texture.Unit[idx]._ReallyEnabled & TEXTURE_CUBE_BIT)
+CHECK( tex_pair, (rmesa->state.texture.unit[idx].unitneeded | rmesa->state.texture.unit[idx & ~1].unitneeded))
+CHECK( tex, rmesa->state.texture.unit[idx].unitneeded )
+CHECK( texenv, rmesa->state.envneeded & (1 << idx) )
+CHECK( tex_cube, rmesa->state.texture.unit[idx].unitneeded & TEXTURE_CUBE_BIT )
 CHECK( fog, ctx->Fog.Enabled )
 TCL_CHECK( tcl, GL_TRUE )
-TCL_CHECK( tcl_tex, ctx->Texture.Unit[idx]._ReallyEnabled )
+TCL_CHECK( tcl_tex, rmesa->state.texture.unit[idx].unitneeded )
 TCL_CHECK( tcl_lighting, ctx->Light.Enabled )
 TCL_CHECK( tcl_light, ctx->Light.Enabled && ctx->Light.Light[idx].Enabled )
 TCL_CHECK( tcl_ucp, (ctx->Transform.ClipPlanesEnabled & (1 << idx)) )
@@ -300,11 +303,11 @@ void r200InitState( r200ContextPtr rmesa )
    ALLOC_STATE( lit[6], tcl_light, LIT_STATE_SIZE, "LIT/light-6", 6 );
    ALLOC_STATE( lit[7], tcl_light, LIT_STATE_SIZE, "LIT/light-7", 7 );
    ALLOC_STATE( pix[0], always, PIX_STATE_SIZE, "PIX/pixstage-0", 0 );
-   ALLOC_STATE( pix[1], tex, PIX_STATE_SIZE, "PIX/pixstage-1", 1 );
-   ALLOC_STATE( pix[2], tex, PIX_STATE_SIZE, "PIX/pixstage-2", 2 );
-   ALLOC_STATE( pix[3], tex, PIX_STATE_SIZE, "PIX/pixstage-3", 3 );
-   ALLOC_STATE( pix[4], tex, PIX_STATE_SIZE, "PIX/pixstage-4", 4 );
-   ALLOC_STATE( pix[5], tex, PIX_STATE_SIZE, "PIX/pixstage-5", 5 );
+   ALLOC_STATE( pix[1], texenv, PIX_STATE_SIZE, "PIX/pixstage-1", 1 );
+   ALLOC_STATE( pix[2], texenv, PIX_STATE_SIZE, "PIX/pixstage-2", 2 );
+   ALLOC_STATE( pix[3], texenv, PIX_STATE_SIZE, "PIX/pixstage-3", 3 );
+   ALLOC_STATE( pix[4], texenv, PIX_STATE_SIZE, "PIX/pixstage-4", 4 );
+   ALLOC_STATE( pix[5], texenv, PIX_STATE_SIZE, "PIX/pixstage-5", 5 );
    if (rmesa->r200Screen->drmSupportsTriPerf) {
       ALLOC_STATE( prf, always, PRF_STATE_SIZE, "PRF/performance-tri", 0 );
    }