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-rw-r--r--src/mesa/main/config.h4
-rw-r--r--src/mesa/main/context.c53
2 files changed, 27 insertions, 30 deletions
diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h
index 882e2f224ae..3b340c476c2 100644
--- a/src/mesa/main/config.h
+++ b/src/mesa/main/config.h
@@ -176,13 +176,11 @@
/** For GL_ARB_fragment_program */
/*@{*/
#define MAX_FRAGMENT_PROGRAM_ADDRESS_REGS 0
-#define MAX_FRAGMENT_PROGRAM_ALU_INSTRUCTIONS 48
-#define MAX_FRAGMENT_PROGRAM_TEX_INSTRUCTIONS 24
-#define MAX_FRAGMENT_PROGRAM_TEX_INDIRECTIONS 4
/*@}*/
/** For any program target/extension */
/*@{*/
+#define MAX_PROGRAM_INSTRUCTIONS (16 * 1024)
#define MAX_PROGRAM_LOCAL_PARAMS 128 /* KW: power of two */
#define MAX_PROGRAM_ENV_PARAMS 128
#define MAX_PROGRAM_MATRICES 8
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 564139a8654..c6ff8c13c68 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -819,11 +819,33 @@ _mesa_init_current(GLcontext *ctx)
/**
- * Init vertex/fragment program native limits from logical limits.
+ * Init vertex/fragment program limits.
+ * Important: drivers should override these with actual limits.
*/
static void
-init_natives(struct gl_program_constants *prog)
+init_program_limits(GLenum type, struct gl_program_constants *prog)
{
+ prog->MaxInstructions = MAX_PROGRAM_INSTRUCTIONS;
+ prog->MaxAluInstructions = MAX_PROGRAM_INSTRUCTIONS;
+ prog->MaxTexInstructions = MAX_PROGRAM_INSTRUCTIONS;
+ prog->MaxTexIndirections = MAX_PROGRAM_INSTRUCTIONS;
+ prog->MaxTemps = MAX_PROGRAM_TEMPS;
+ prog->MaxEnvParams = MAX_PROGRAM_ENV_PARAMS;
+ prog->MaxLocalParams = MAX_PROGRAM_LOCAL_PARAMS;
+ prog->MaxUniformComponents = 4 * MAX_UNIFORMS;
+
+ if (type == GL_VERTEX_PROGRAM_ARB) {
+ prog->MaxParameters = MAX_NV_VERTEX_PROGRAM_PARAMS;
+ prog->MaxAttribs = MAX_NV_VERTEX_PROGRAM_INPUTS;
+ prog->MaxAddressRegs = MAX_VERTEX_PROGRAM_ADDRESS_REGS;
+ }
+ else {
+ prog->MaxParameters = MAX_NV_FRAGMENT_PROGRAM_PARAMS;
+ prog->MaxAttribs = MAX_NV_FRAGMENT_PROGRAM_INPUTS;
+ prog->MaxAddressRegs = MAX_FRAGMENT_PROGRAM_ADDRESS_REGS;
+ }
+
+ /* copy the above limits to init native limits */
prog->MaxNativeInstructions = prog->MaxInstructions;
prog->MaxNativeAluInstructions = prog->MaxAluInstructions;
prog->MaxNativeTexInstructions = prog->MaxTexInstructions;
@@ -885,33 +907,10 @@ _mesa_init_constants(GLcontext *ctx)
ctx->Const.MaxViewportWidth = MAX_WIDTH;
ctx->Const.MaxViewportHeight = MAX_HEIGHT;
#if FEATURE_ARB_vertex_program
- ctx->Const.VertexProgram.MaxInstructions = MAX_NV_VERTEX_PROGRAM_INSTRUCTIONS;
- ctx->Const.VertexProgram.MaxAluInstructions = 0;
- ctx->Const.VertexProgram.MaxTexInstructions = 0;
- ctx->Const.VertexProgram.MaxTexIndirections = 0;
- ctx->Const.VertexProgram.MaxAttribs = MAX_NV_VERTEX_PROGRAM_INPUTS;
- ctx->Const.VertexProgram.MaxTemps = MAX_PROGRAM_TEMPS;
- ctx->Const.VertexProgram.MaxParameters = MAX_NV_VERTEX_PROGRAM_PARAMS;
- ctx->Const.VertexProgram.MaxLocalParams = MAX_PROGRAM_LOCAL_PARAMS;
- ctx->Const.VertexProgram.MaxEnvParams = MAX_PROGRAM_ENV_PARAMS;
- ctx->Const.VertexProgram.MaxAddressRegs = MAX_VERTEX_PROGRAM_ADDRESS_REGS;
- ctx->Const.VertexProgram.MaxUniformComponents = 4 * MAX_UNIFORMS;
- init_natives(&ctx->Const.VertexProgram);
+ init_program_limits(GL_VERTEX_PROGRAM_ARB, &ctx->Const.VertexProgram);
#endif
-
#if FEATURE_ARB_fragment_program
- ctx->Const.FragmentProgram.MaxInstructions = MAX_NV_FRAGMENT_PROGRAM_INSTRUCTIONS;
- ctx->Const.FragmentProgram.MaxAluInstructions = MAX_FRAGMENT_PROGRAM_ALU_INSTRUCTIONS;
- ctx->Const.FragmentProgram.MaxTexInstructions = MAX_FRAGMENT_PROGRAM_TEX_INSTRUCTIONS;
- ctx->Const.FragmentProgram.MaxTexIndirections = MAX_FRAGMENT_PROGRAM_TEX_INDIRECTIONS;
- ctx->Const.FragmentProgram.MaxAttribs = MAX_NV_FRAGMENT_PROGRAM_INPUTS;
- ctx->Const.FragmentProgram.MaxTemps = MAX_PROGRAM_TEMPS;
- ctx->Const.FragmentProgram.MaxParameters = MAX_NV_FRAGMENT_PROGRAM_PARAMS;
- ctx->Const.FragmentProgram.MaxLocalParams = MAX_PROGRAM_LOCAL_PARAMS;
- ctx->Const.FragmentProgram.MaxEnvParams = MAX_PROGRAM_ENV_PARAMS;
- ctx->Const.FragmentProgram.MaxAddressRegs = MAX_FRAGMENT_PROGRAM_ADDRESS_REGS;
- ctx->Const.FragmentProgram.MaxUniformComponents = 4 * MAX_UNIFORMS;
- init_natives(&ctx->Const.FragmentProgram);
+ init_program_limits(GL_FRAGMENT_PROGRAM_ARB, &ctx->Const.FragmentProgram);
#endif
ctx->Const.MaxProgramMatrices = MAX_PROGRAM_MATRICES;
ctx->Const.MaxProgramMatrixStackDepth = MAX_PROGRAM_MATRIX_STACK_DEPTH;