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authorMarek Olšák <[email protected]>2013-05-02 01:22:48 +0200
committerMarek Olšák <[email protected]>2013-05-11 23:44:55 +0200
commitd27d29f1a67babd93091d34aae4c2784a8d62f31 (patch)
tree06a98060fafaffe914009be4b7a3508268e7e0ad /src
parent5471e3949cb6482f1a6dcb969332f2544a758e46 (diff)
mesa: consolidate definitions of max texture image units
Shaders are unified on most hardware (= same limits in all stages). Reviewed-by: Kenneth Graunke <[email protected]> Reviewed-by: Brian Paul <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/mesa/main/config.h6
-rw-r--r--src/mesa/main/context.c6
-rw-r--r--src/mesa/state_tracker/st_extensions.c2
3 files changed, 5 insertions, 9 deletions
diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h
index 33b5ab057d9..76863bf75b4 100644
--- a/src/mesa/main/config.h
+++ b/src/mesa/main/config.h
@@ -219,9 +219,8 @@
/** For GL_ARB_vertex_shader */
/*@{*/
#define MAX_VERTEX_GENERIC_ATTRIBS 16
-#define MAX_VERTEX_TEXTURE_IMAGE_UNITS MAX_TEXTURE_IMAGE_UNITS
-#define MAX_COMBINED_TEXTURE_IMAGE_UNITS (MAX_VERTEX_TEXTURE_IMAGE_UNITS + \
- MAX_TEXTURE_IMAGE_UNITS)
+/* 6 is for vertex, hull, domain, geometry, fragment, and compute shader. */
+#define MAX_COMBINED_TEXTURE_IMAGE_UNITS (MAX_TEXTURE_IMAGE_UNITS * 6)
/*@}*/
@@ -246,7 +245,6 @@
/** For GL_ARB_geometry_shader4 */
/*@{*/
-#define MAX_GEOMETRY_TEXTURE_IMAGE_UNITS 8
#define MAX_GEOMETRY_VARYING_COMPONENTS 32
#define MAX_VERTEX_VARYING_COMPONENTS 32
#define MAX_GEOMETRY_UNIFORM_COMPONENTS 512
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 2c05f6dc920..2cc8f36c53b 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -601,10 +601,10 @@ _mesa_init_constants(struct gl_context *ctx)
ctx->Const.MaxColorAttachments = MAX_COLOR_ATTACHMENTS;
ctx->Const.MaxRenderbufferSize = MAX_RENDERBUFFER_SIZE;
- ctx->Const.MaxVertexTextureImageUnits = MAX_VERTEX_TEXTURE_IMAGE_UNITS;
+ ctx->Const.MaxVertexTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
ctx->Const.MaxCombinedTextureImageUnits = MAX_COMBINED_TEXTURE_IMAGE_UNITS;
ctx->Const.MaxVarying = 16; /* old limit not to break tnl and swrast */
- ctx->Const.MaxGeometryTextureImageUnits = MAX_GEOMETRY_TEXTURE_IMAGE_UNITS;
+ ctx->Const.MaxGeometryTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
ctx->Const.MaxVertexVaryingComponents = MAX_VERTEX_VARYING_COMPONENTS;
ctx->Const.MaxGeometryVaryingComponents = MAX_GEOMETRY_VARYING_COMPONENTS;
ctx->Const.MaxGeometryOutputVertices = MAX_GEOMETRY_OUTPUT_VERTICES;
@@ -676,8 +676,6 @@ check_context_limits(struct gl_context *ctx)
assert(VARYING_SLOT_MAX <=
(8 * sizeof(ctx->FragmentProgram._Current->Base.InputsRead)));
- assert(MAX_COMBINED_TEXTURE_IMAGE_UNITS <= 8 * sizeof(GLbitfield));
-
/* shader-related checks */
assert(ctx->Const.FragmentProgram.MaxLocalParams <= MAX_PROGRAM_LOCAL_PARAMS);
assert(ctx->Const.VertexProgram.MaxLocalParams <= MAX_PROGRAM_LOCAL_PARAMS);
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 662645b3716..a72728c1a82 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -98,7 +98,7 @@ void st_init_limits(struct st_context *st)
c->MaxVertexTextureImageUnits
= _min(screen->get_shader_param(screen, PIPE_SHADER_VERTEX,
PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS),
- MAX_VERTEX_TEXTURE_IMAGE_UNITS);
+ MAX_TEXTURE_IMAGE_UNITS);
c->MaxCombinedTextureImageUnits
= _min(screen->get_param(screen, PIPE_CAP_MAX_COMBINED_SAMPLERS),