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authorEric Anholt <[email protected]>2011-01-12 12:27:12 -0800
committerEric Anholt <[email protected]>2011-03-11 12:55:14 -0800
commitb4452c3baad6e0379eeb7f22f2e51d13999e1323 (patch)
treee8e539bcb32ab63d81cd030d7625eb0e140a28cb /src/mesa/main
parent7cb87dffce2c7a37f960f3a865cf92fd193dd8c5 (diff)
mesa: Track a computed _CurrentFragmentProgram for current gl_shader_program
This is like how we track FragmentProgram._Current for the computed ARB fragment program for fixed function texenv, but this gives direct access to the gl_shader_program for drivers to codegen from, skipping ARB_fp.
Diffstat (limited to 'src/mesa/main')
-rw-r--r--src/mesa/main/mtypes.h1
-rw-r--r--src/mesa/main/state.c13
2 files changed, 10 insertions, 4 deletions
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 4f83e2e55c2..81e281941d9 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2191,6 +2191,7 @@ struct gl_shader_state
struct gl_shader_program *CurrentVertexProgram;
struct gl_shader_program *CurrentGeometryProgram;
struct gl_shader_program *CurrentFragmentProgram;
+ struct gl_shader_program *_CurrentFragmentProgram;
/**
* Program used by glUniform calls.
diff --git a/src/mesa/main/state.c b/src/mesa/main/state.c
index 1b2b2f32464..cf9fe8921f3 100644
--- a/src/mesa/main/state.c
+++ b/src/mesa/main/state.c
@@ -43,6 +43,7 @@
#include "pixel.h"
#include "program/program.h"
#include "program/prog_parameter.h"
+#include "shaderobj.h"
#include "state.h"
#include "stencil.h"
#include "texenvprogram.h"
@@ -249,7 +250,7 @@ update_program(struct gl_context *ctx)
{
const struct gl_shader_program *vsProg = ctx->Shader.CurrentVertexProgram;
const struct gl_shader_program *gsProg = ctx->Shader.CurrentGeometryProgram;
- const struct gl_shader_program *fsProg = ctx->Shader.CurrentFragmentProgram;
+ struct gl_shader_program *fsProg = ctx->Shader.CurrentFragmentProgram;
const struct gl_vertex_program *prevVP = ctx->VertexProgram._Current;
const struct gl_fragment_program *prevFP = ctx->FragmentProgram._Current;
const struct gl_geometry_program *prevGP = ctx->GeometryProgram._Current;
@@ -275,20 +276,22 @@ update_program(struct gl_context *ctx)
/* Use shader programs */
_mesa_reference_fragprog(ctx, &ctx->FragmentProgram._Current,
fsProg->FragmentProgram);
+ _mesa_reference_shader_program(ctx, &ctx->Shader._CurrentFragmentProgram,
+ fsProg);
}
else if (ctx->FragmentProgram._Enabled) {
/* use user-defined fragment program */
_mesa_reference_fragprog(ctx, &ctx->FragmentProgram._Current,
ctx->FragmentProgram.Current);
+ _mesa_reference_shader_program(ctx, &ctx->Shader._CurrentFragmentProgram,
+ NULL);
}
else if (ctx->FragmentProgram._MaintainTexEnvProgram) {
/* Use fragment program generated from fixed-function state.
*/
struct gl_shader_program *f = _mesa_get_fixed_func_fragment_program(ctx);
-#if 0
_mesa_reference_shader_program(ctx,
- &ctx->Shader.CurrentFragmentProgram, f);
-#endif
+ &ctx->Shader._CurrentFragmentProgram, f);
_mesa_reference_fragprog(ctx, &ctx->FragmentProgram._Current,
f->FragmentProgram);
@@ -296,6 +299,8 @@ update_program(struct gl_context *ctx)
else {
/* no fragment program */
_mesa_reference_fragprog(ctx, &ctx->FragmentProgram._Current, NULL);
+ _mesa_reference_shader_program(ctx, &ctx->Shader._CurrentFragmentProgram,
+ NULL);
}
if (gsProg && gsProg->LinkStatus && gsProg->GeometryProgram) {