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authorBrian Paul <brianp@vmware.com>2011-03-11 09:25:22 -0700
committerBrian Paul <brianp@vmware.com>2011-03-11 09:25:22 -0700
commite0e94026a0648d6b33d6b7cf2b9b01429cf945e4 (patch)
tree516fd694c002e29ff6183d6064111b7bf88e3eb2 /src/mesa/main
parent8cc84b3e454cf03c71282322e988f03bc4a1baa3 (diff)
mesa: move location of some geometry program limits
The gl_program_constants struct is for limits that are applicable to any/all shader stages. Move the geometry shader-only fields into the gl_constants struct. Remove redundant MaxGeometryUniformComponents field too.
Diffstat (limited to 'src/mesa/main')
-rw-r--r--src/mesa/main/context.c18
-rw-r--r--src/mesa/main/get.c12
-rw-r--r--src/mesa/main/mtypes.h21
-rw-r--r--src/mesa/main/shaderapi.c2
4 files changed, 28 insertions, 25 deletions
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 5d581c8400..ca74284ca8 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -486,7 +486,6 @@ init_program_limits(GLenum type, struct gl_program_constants *prog)
prog->MaxTemps = MAX_PROGRAM_TEMPS;
prog->MaxEnvParams = MAX_PROGRAM_ENV_PARAMS;
prog->MaxLocalParams = MAX_PROGRAM_LOCAL_PARAMS;
- prog->MaxUniformComponents = 4 * MAX_UNIFORMS;
prog->MaxAddressOffset = MAX_PROGRAM_LOCAL_PARAMS;
switch (type) {
@@ -494,23 +493,19 @@ init_program_limits(GLenum type, struct gl_program_constants *prog)
prog->MaxParameters = MAX_VERTEX_PROGRAM_PARAMS;
prog->MaxAttribs = MAX_NV_VERTEX_PROGRAM_INPUTS;
prog->MaxAddressRegs = MAX_VERTEX_PROGRAM_ADDRESS_REGS;
+ prog->MaxUniformComponents = 4 * MAX_UNIFORMS;
break;
case GL_FRAGMENT_PROGRAM_ARB:
prog->MaxParameters = MAX_NV_FRAGMENT_PROGRAM_PARAMS;
prog->MaxAttribs = MAX_NV_FRAGMENT_PROGRAM_INPUTS;
prog->MaxAddressRegs = MAX_FRAGMENT_PROGRAM_ADDRESS_REGS;
+ prog->MaxUniformComponents = 4 * MAX_UNIFORMS;
break;
case MESA_GEOMETRY_PROGRAM:
prog->MaxParameters = MAX_NV_VERTEX_PROGRAM_PARAMS;
prog->MaxAttribs = MAX_NV_VERTEX_PROGRAM_INPUTS;
prog->MaxAddressRegs = MAX_VERTEX_PROGRAM_ADDRESS_REGS;
-
- prog->MaxGeometryTextureImageUnits = MAX_GEOMETRY_TEXTURE_IMAGE_UNITS;
- prog->MaxGeometryVaryingComponents = MAX_GEOMETRY_VARYING_COMPONENTS;
- prog->MaxVertexVaryingComponents = MAX_VERTEX_VARYING_COMPONENTS;
- prog->MaxGeometryUniformComponents = MAX_GEOMETRY_UNIFORM_COMPONENTS;
- prog->MaxGeometryOutputVertices = MAX_GEOMETRY_OUTPUT_VERTICES;
- prog->MaxGeometryTotalOutputComponents = MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS;
+ prog->MaxUniformComponents = MAX_GEOMETRY_UNIFORM_COMPONENTS;
break;
default:
assert(0 && "Bad program type in init_program_limits()");
@@ -619,6 +614,13 @@ _mesa_init_constants(struct gl_context *ctx)
ctx->Const.MaxCombinedTextureImageUnits = MAX_COMBINED_TEXTURE_IMAGE_UNITS;
ctx->Const.MaxVarying = MAX_VARYING;
#endif
+#if FEATURE_ARB_geometry_shader4
+ ctx->Const.MaxGeometryTextureImageUnits = MAX_GEOMETRY_TEXTURE_IMAGE_UNITS;
+ ctx->Const.MaxVertexVaryingComponents = MAX_VERTEX_VARYING_COMPONENTS;
+ ctx->Const.MaxGeometryVaryingComponents = MAX_GEOMETRY_VARYING_COMPONENTS;
+ ctx->Const.MaxGeometryOutputVertices = MAX_GEOMETRY_OUTPUT_VERTICES;
+ ctx->Const.MaxGeometryTotalOutputComponents = MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS;
+#endif
/* Shading language version */
if (ctx->API == API_OPENGL) {
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index 336304c591..7d1a5cf600 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -1201,22 +1201,22 @@ static const struct value_desc values[] = {
/* GL_ARB_geometry_shader4 */
{ GL_MAX_GEOMETRY_TEXTURE_IMAGE_UNITS_ARB,
- CONTEXT_INT(Const.GeometryProgram.MaxGeometryTextureImageUnits),
+ CONTEXT_INT(Const.MaxGeometryTextureImageUnits),
extra_ARB_geometry_shader4 },
{ GL_MAX_GEOMETRY_OUTPUT_VERTICES_ARB,
- CONTEXT_INT(Const.GeometryProgram.MaxGeometryOutputVertices),
+ CONTEXT_INT(Const.MaxGeometryOutputVertices),
extra_ARB_geometry_shader4 },
{ GL_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS_ARB,
- CONTEXT_INT(Const.GeometryProgram.MaxGeometryTotalOutputComponents),
+ CONTEXT_INT(Const.MaxGeometryTotalOutputComponents),
extra_ARB_geometry_shader4 },
{ GL_MAX_GEOMETRY_UNIFORM_COMPONENTS_ARB,
- CONTEXT_INT(Const.GeometryProgram.MaxGeometryUniformComponents),
+ CONTEXT_INT(Const.GeometryProgram.MaxUniformComponents),
extra_ARB_geometry_shader4 },
{ GL_MAX_GEOMETRY_VARYING_COMPONENTS_ARB,
- CONTEXT_INT(Const.GeometryProgram.MaxGeometryVaryingComponents),
+ CONTEXT_INT(Const.MaxGeometryVaryingComponents),
extra_ARB_geometry_shader4 },
{ GL_MAX_VERTEX_VARYING_COMPONENTS_ARB,
- CONTEXT_INT(Const.GeometryProgram.MaxVertexVaryingComponents),
+ CONTEXT_INT(Const.MaxVertexVaryingComponents),
extra_ARB_geometry_shader4 },
/* GL_EXT_gpu_shader4 / GL 3.0 */
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 695d936527..4f83e2e55c 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2563,7 +2563,7 @@ struct gl_precision
/**
- * Limits for vertex and fragment programs/shaders.
+ * Limits for vertex, geometry and fragment programs/shaders.
*/
struct gl_program_constants
{
@@ -2589,14 +2589,7 @@ struct gl_program_constants
GLuint MaxNativeAddressRegs;
GLuint MaxNativeParameters;
/* For shaders */
- GLuint MaxUniformComponents;
- /* GL_ARB_geometry_shader4 */
- GLuint MaxGeometryTextureImageUnits;
- GLuint MaxGeometryVaryingComponents;
- GLuint MaxVertexVaryingComponents;
- GLuint MaxGeometryUniformComponents;
- GLuint MaxGeometryOutputVertices;
- GLuint MaxGeometryTotalOutputComponents;
+ GLuint MaxUniformComponents; /**< Usually == MaxParameters * 4 */
/* ES 2.0 and GL_ARB_ES2_compatibility */
struct gl_precision LowFloat, MediumFloat, HighFloat;
struct gl_precision LowInt, MediumInt, HighInt;
@@ -2619,6 +2612,7 @@ struct gl_constants
GLuint MaxTextureImageUnits;
GLuint MaxVertexTextureImageUnits;
GLuint MaxCombinedTextureImageUnits;
+ GLuint MaxGeometryTextureImageUnits;
GLuint MaxTextureUnits; /**< = MIN(CoordUnits, ImageUnits) */
GLfloat MaxTextureMaxAnisotropy; /**< GL_EXT_texture_filter_anisotropic */
GLfloat MaxTextureLodBias; /**< GL_EXT_texture_lod_bias */
@@ -2658,7 +2652,14 @@ struct gl_constants
GLuint MaxRenderbufferSize; /**< GL_EXT_framebuffer_object */
GLuint MaxSamples; /**< GL_ARB_framebuffer_object */
- GLuint MaxVarying; /**< Number of float[4] varying parameters */
+ /** Number of varying vectors between vertex and fragment shaders */
+ GLuint MaxVarying;
+ GLuint MaxVertexVaryingComponents; /**< Between vert and geom shader */
+ GLuint MaxGeometryVaryingComponents; /**< Between geom and frag shader */
+
+ /** GL_ARB_geometry_shader4 */
+ GLuint MaxGeometryOutputVertices;
+ GLuint MaxGeometryTotalOutputComponents;
GLuint GLSLVersion; /**< GLSL version supported (ex: 120 = 1.20) */
diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c
index 6650613d28..2c5f2a147c 100644
--- a/src/mesa/main/shaderapi.c
+++ b/src/mesa/main/shaderapi.c
@@ -1732,7 +1732,7 @@ _mesa_ProgramParameteriARB(GLuint program, GLenum pname,
switch (pname) {
case GL_GEOMETRY_VERTICES_OUT_ARB:
if (value < 1 ||
- (unsigned) value > ctx->Const.GeometryProgram.MaxGeometryOutputVertices) {
+ (unsigned) value > ctx->Const.MaxGeometryOutputVertices) {
_mesa_error(ctx, GL_INVALID_VALUE,
"glProgramParameteri(GL_GEOMETRY_VERTICES_OUT_ARB=%d",
value);