Mesa (master): mesa: add ctx->Const.MaxGeometryShaderInvocations

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Module: Mesa
Branch: master
Commit: a8b71f2db86d63fb1dbc2da88b7e1e326b1b90b2
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=a8b71f2db86d63fb1dbc2da88b7e1e326b1b90b2

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Mon Aug  6 08:09:12 2018 -0400

mesa: add ctx->Const.MaxGeometryShaderInvocations

radeonsi wants to report a different value

Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
Tested-by: Dieter Nützel <Dieter at nuetzel-hh.de>

---

 src/compiler/glsl/glsl_parser_extras.cpp | 3 ++-
 src/compiler/glsl/glsl_parser_extras.h   | 1 +
 src/mesa/main/context.c                  | 1 +
 src/mesa/main/get_hash_params.py         | 2 +-
 src/mesa/main/mtypes.h                   | 3 ++-
 5 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/compiler/glsl/glsl_parser_extras.cpp b/src/compiler/glsl/glsl_parser_extras.cpp
index 42ba88ffb9..6c98290292 100644
--- a/src/compiler/glsl/glsl_parser_extras.cpp
+++ b/src/compiler/glsl/glsl_parser_extras.cpp
@@ -118,6 +118,7 @@ _mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *_ctx,
    this->Const.MaxVertexOutputComponents = ctx->Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents;
    this->Const.MaxGeometryInputComponents = ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxInputComponents;
    this->Const.MaxGeometryOutputComponents = ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxOutputComponents;
+   this->Const.MaxGeometryShaderInvocations = ctx->Const.MaxGeometryShaderInvocations;
    this->Const.MaxFragmentInputComponents = ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxInputComponents;
    this->Const.MaxGeometryTextureImageUnits = ctx->Const.Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits;
    this->Const.MaxGeometryOutputVertices = ctx->Const.MaxGeometryOutputVertices;
@@ -1820,7 +1821,7 @@ set_shader_inout_layout(struct gl_shader *shader,
                                           &invocations, false)) {
 
             YYLTYPE loc = state->in_qualifier->invocations->get_location();
-            if (invocations > MAX_GEOMETRY_SHADER_INVOCATIONS) {
+            if (invocations > state->Const.MaxGeometryShaderInvocations) {
                _mesa_glsl_error(&loc, state,
                                 "invocations (%d) exceeds "
                                 "GL_MAX_GEOMETRY_SHADER_INVOCATIONS",
diff --git a/src/compiler/glsl/glsl_parser_extras.h b/src/compiler/glsl/glsl_parser_extras.h
index da44d37c15..c80db42ea9 100644
--- a/src/compiler/glsl/glsl_parser_extras.h
+++ b/src/compiler/glsl/glsl_parser_extras.h
@@ -493,6 +493,7 @@ struct _mesa_glsl_parse_state {
       unsigned MaxVertexOutputComponents;
       unsigned MaxGeometryInputComponents;
       unsigned MaxGeometryOutputComponents;
+      unsigned MaxGeometryShaderInvocations;
       unsigned MaxFragmentInputComponents;
       unsigned MaxGeometryTextureImageUnits;
       unsigned MaxGeometryOutputVertices;
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 7eea60f12a..d82015dc93 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -633,6 +633,7 @@ _mesa_init_constants(struct gl_constants *consts, gl_api api)
    consts->Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits = MAX_TEXTURE_IMAGE_UNITS;
    consts->MaxGeometryOutputVertices = MAX_GEOMETRY_OUTPUT_VERTICES;
    consts->MaxGeometryTotalOutputComponents = MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS;
+   consts->MaxGeometryShaderInvocations = MAX_GEOMETRY_SHADER_INVOCATIONS;
 
 #ifdef DEBUG
    consts->GenerateTemporaryNames = true;
diff --git a/src/mesa/main/get_hash_params.py b/src/mesa/main/get_hash_params.py
index 03409daa8e..50046e4064 100644
--- a/src/mesa/main/get_hash_params.py
+++ b/src/mesa/main/get_hash_params.py
@@ -642,7 +642,7 @@ descriptor=[
   [ "LAYER_PROVOKING_VERTEX", "CONTEXT_ENUM16(Const.LayerAndVPIndexProvokingVertex), extra_ARB_viewport_array_or_oes_geometry_shader" ],
 
 # GL_ARB_gpu_shader5 / GL_OES_geometry_shader
-  [ "MAX_GEOMETRY_SHADER_INVOCATIONS", "CONST(MAX_GEOMETRY_SHADER_INVOCATIONS), extra_ARB_gpu_shader5_or_oes_geometry_shader" ],
+  [ "MAX_GEOMETRY_SHADER_INVOCATIONS", "CONTEXT_INT(Const.MaxGeometryShaderInvocations), extra_ARB_gpu_shader5_or_oes_geometry_shader" ],
 
 # GL_OES_primitive_bounding_box
   [ "PRIMITIVE_BOUNDING_BOX_ARB", "CONTEXT_FLOAT8(PrimitiveBoundingBox), extra_OES_primitive_bounding_box" ],
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 9fd577d999..084510b2a2 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2451,7 +2451,7 @@ struct gl_shader_info
       GLint VerticesOut;
       /**
        * 0 - Invocations count not declared in shader, or
-       * 1 .. MAX_GEOMETRY_SHADER_INVOCATIONS
+       * 1 .. Const.MaxGeometryShaderInvocations
        */
       GLint Invocations;
       /**
@@ -3713,6 +3713,7 @@ struct gl_constants
    /** geometry shader */
    GLuint MaxGeometryOutputVertices;
    GLuint MaxGeometryTotalOutputComponents;
+   GLuint MaxGeometryShaderInvocations;
 
    GLuint GLSLVersion;  /**< Desktop GLSL version supported (ex: 120 = 1.20) */
    GLuint GLSLVersionCompat;  /**< Desktop compat GLSL version supported  */