[Mesa-dev] [PATCH] mesa: remove ARB_geometry_shader4

Marta Lofstedt marta.lofstedt at linux.intel.com
Tue Nov 24 01:20:11 PST 2015


From: Marta Lofstedt <marta.lofstedt at intel.com>

Since all drivers support OpenGL 3.2 geometry shaders,
there is no reason to keep the ARB_geometry_shader4.

Signed-off-by: Marta Lofstedt <marta.lofstedt at linux.intel.com>
---
 src/mapi/glapi/gen/ARB_geometry_shader4.xml | 57 -----------------------------
 src/mapi/glapi/gen/Makefile.am              |  1 -
 src/mapi/glapi/gen/gl_API.xml               |  2 -
 src/mesa/main/api_validate.c                |  2 +-
 src/mesa/main/config.h                      |  2 +-
 src/mesa/main/context.h                     |  3 +-
 src/mesa/main/dlist.c                       |  6 +--
 src/mesa/main/get.c                         |  7 ----
 src/mesa/main/get_hash_params.py            | 12 ++----
 src/mesa/main/mtypes.h                      |  3 +-
 10 files changed, 11 insertions(+), 84 deletions(-)
 delete mode 100644 src/mapi/glapi/gen/ARB_geometry_shader4.xml

diff --git a/src/mapi/glapi/gen/ARB_geometry_shader4.xml b/src/mapi/glapi/gen/ARB_geometry_shader4.xml
deleted file mode 100644
index 280e7a0..0000000
--- a/src/mapi/glapi/gen/ARB_geometry_shader4.xml
+++ /dev/null
@@ -1,57 +0,0 @@
-<?xml version="1.0"?>
-<!DOCTYPE OpenGLAPI SYSTEM "gl_API.dtd">
-
-<!-- Note: no GLX protocol info yet. -->
-
-<OpenGLAPI>
-
-
-<category name="GL_ARB_geometry_shader4" number="47">
-    <enum name="GEOMETRY_SHADER_ARB"              value="0x8DD9"/>
-    <enum name="GEOMETRY_VERTICES_OUT_ARB"        value="0x8DDA"/>
-    <enum name="GEOMETRY_INPUT_TYPE_ARB"          value="0x8DDB"/>
-    <enum name="GEOMETRY_OUTPUT_TYPE_ARB"         value="0x8DDC"/>
-    <enum name="MAX_GEOMETRY_TEXTURE_IMAGE_UNITS_ARB"     value="0x8C29"/>
-    <enum name="MAX_GEOMETRY_VARYING_COMPONENTS_ARB"      value="0x8DDD"/>
-    <enum name="MAX_VERTEX_VARYING_COMPONENTS_ARB"        value="0x8DDE"/>
-    <enum name="MAX_VARYING_COMPONENTS"                   value="0x8B4B"/>
-    <enum name="MAX_GEOMETRY_UNIFORM_COMPONENTS_ARB"      value="0x8DDF"/>
-    <enum name="MAX_GEOMETRY_OUTPUT_VERTICES_ARB"         value="0x8DE0"/>
-    <enum name="MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS_ARB" value="0x8DE1"/>
-    <enum name="LINES_ADJACENCY_ARB"          value="0xA"/>
-    <enum name="LINE_STRIP_ADJACENCY_ARB"     value="0xB"/>
-    <enum name="TRIANGLES_ADJACENCY_ARB"      value="0xC"/>
-    <enum name="TRIANGLE_STRIP_ADJACENCY_ARB" value="0xD"/>
-    <enum name="FRAMEBUFFER_INCOMPLETE_LAYER_TARGETS_ARB" value="0x8DA8"/>
-    <enum name="FRAMEBUFFER_INCOMPLETE_LAYER_COUNT_ARB"   value="0x8DA9"/>
-    <enum name="FRAMEBUFFER_ATTACHMENT_LAYERED_ARB"   value="0x8DA7"/>
-    <enum name="FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER" value="0x8CD4"/>
-    <enum name="PROGRAM_POINT_SIZE_ARB" value="0x8642"/>
-    <function name="ProgramParameteriARB"  alias="ProgramParameteri">
-        <param name="program" type="GLuint"/>
-        <param name="pname" type="GLenum"/>
-        <param name="value" type="GLint"/>
-    </function>
-    <function name="FramebufferTextureARB"  alias="FramebufferTexture">
-        <param name="target" type="GLenum"/>
-        <param name="attachment" type="GLenum"/>
-        <param name="texture" type="GLuint"/>
-        <param name="level" type="GLint"/>
-    </function>
-    <function name="FramebufferTextureLayerARB" alias="FramebufferTextureLayer">
-        <param name="target" type="GLenum"/>
-        <param name="attachment" type="GLenum"/>
-        <param name="texture" type="GLuint"/>
-        <param name="level" type="GLint"/>
-        <param name="layer" type="GLint"/>
-    </function>
-    <function name="FramebufferTextureFaceARB" exec="skip">
-        <param name="target" type="GLenum"/>
-        <param name="attachment" type="GLenum"/>
-        <param name="texture" type="GLuint"/>
-        <param name="level" type="GLint"/>
-        <param name="face" type="GLenum"/>
-    </function>
-</category>
-
-</OpenGLAPI>
diff --git a/src/mapi/glapi/gen/Makefile.am b/src/mapi/glapi/gen/Makefile.am
index a5a26a6..40b0e65 100644
--- a/src/mapi/glapi/gen/Makefile.am
+++ b/src/mapi/glapi/gen/Makefile.am
@@ -133,7 +133,6 @@ API_XML = \
 	ARB_ES3_compatibility.xml \
 	ARB_framebuffer_no_attachments.xml \
 	ARB_framebuffer_object.xml \
-	ARB_geometry_shader4.xml \
 	ARB_get_program_binary.xml \
 	ARB_get_texture_sub_image.xml \
 	ARB_gpu_shader_fp64.xml \
diff --git a/src/mapi/glapi/gen/gl_API.xml b/src/mapi/glapi/gen/gl_API.xml
index ec83cd4..8ff110c 100644
--- a/src/mapi/glapi/gen/gl_API.xml
+++ b/src/mapi/glapi/gen/gl_API.xml
@@ -7975,8 +7975,6 @@
 
 <!-- 46. GL_ARB_framebuffer_sRGB -->
 
-<xi:include href="ARB_geometry_shader4.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
-
 <!-- 48. GL_ARB_half_float_vertex -->
 
 <xi:include href="ARB_instanced_arrays.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
diff --git a/src/mesa/main/api_validate.c b/src/mesa/main/api_validate.c
index a490189..cbfb6b5 100644
--- a/src/mesa/main/api_validate.c
+++ b/src/mesa/main/api_validate.c
@@ -170,7 +170,7 @@ _mesa_valid_prim_mode(struct gl_context *ctx, GLenum mode, const char *name)
       return GL_FALSE;
    }
 
-   /* From the ARB_geometry_shader4 spec:
+   /* From the OpenGL 4.5 specification, section 11.3.1:
     *
     * The error INVALID_OPERATION is generated if Begin, or any command that
     * implicitly calls Begin, is called when a geometry shader is active and:
diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h
index f29de5f..2d53e2f 100644
--- a/src/mesa/main/config.h
+++ b/src/mesa/main/config.h
@@ -246,7 +246,7 @@
 #define MAX_FEEDBACK_BUFFERS 4
 #define MAX_FEEDBACK_ATTRIBS 32
 
-/** For GL_ARB_geometry_shader4 */
+/** For geometry shader */
 /*@{*/
 #define MAX_GEOMETRY_UNIFORM_COMPONENTS              512
 #define MAX_GEOMETRY_OUTPUT_VERTICES                 256
diff --git a/src/mesa/main/context.h b/src/mesa/main/context.h
index 4798b1f..8b64f45 100644
--- a/src/mesa/main/context.h
+++ b/src/mesa/main/context.h
@@ -330,8 +330,7 @@ _mesa_is_gles31(const struct gl_context *ctx)
 static inline bool
 _mesa_has_geometry_shaders(const struct gl_context *ctx)
 {
-   return _mesa_is_desktop_gl(ctx) &&
-      (ctx->Version >= 32 || ctx->Extensions.ARB_geometry_shader4);
+   return _mesa_is_desktop_gl(ctx) && ctx->Version >= 32;
 }
 
 
diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index 2b65b2e..dc3b632 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -457,7 +457,7 @@ typedef enum
    OPCODE_SAMPLER_PARAMETERIIV,
    OPCODE_SAMPLER_PARAMETERUIV,
 
-   /* GL_ARB_geometry_shader4 */
+   /* For geometry shader */
    OPCODE_PROGRAM_PARAMETERI,
    OPCODE_FRAMEBUFFER_TEXTURE,
    OPCODE_FRAMEBUFFER_TEXTURE_FACE,
@@ -7554,7 +7554,7 @@ save_SamplerParameterIuiv(GLuint sampler, GLenum pname, const GLuint *params)
    }
 }
 
-/* GL_ARB_geometry_shader4 */
+/* OpenGL 3.2 */
 static void GLAPIENTRY
 save_ProgramParameteri(GLuint program, GLenum pname, GLint value)
 {
@@ -8841,7 +8841,7 @@ execute_list(struct gl_context *ctx, GLuint list)
             }
             break;
 
-         /* GL_ARB_geometry_shader4 */
+         /* OpenGL 3.2 geometry shader */
          case OPCODE_PROGRAM_PARAMETERI:
             CALL_ProgramParameteri(ctx->Exec, (n[1].ui, n[2].e, n[3].i));
             break;
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index 539c411..c6a2e5b 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -398,7 +398,6 @@ EXTRA_EXT(EXT_pixel_buffer_object);
 EXTRA_EXT(ARB_vertex_program);
 EXTRA_EXT2(NV_point_sprite, ARB_point_sprite);
 EXTRA_EXT2(ARB_vertex_program, ARB_fragment_program);
-EXTRA_EXT(ARB_geometry_shader4);
 EXTRA_EXT(ARB_color_buffer_float);
 EXTRA_EXT(EXT_framebuffer_sRGB);
 EXTRA_EXT(OES_EGL_image_external);
@@ -455,12 +454,6 @@ static const int extra_gl32_es3[] = {
     EXTRA_END,
 };
 
-static const int extra_gl32_ARB_geometry_shader4[] = {
-    EXTRA_VERSION_32,
-    EXT(ARB_geometry_shader4),
-    EXTRA_END
-};
-
 static const int extra_gl40_ARB_sample_shading[] = {
    EXTRA_VERSION_40,
    EXT(ARB_sample_shading),
diff --git a/src/mesa/main/get_hash_params.py b/src/mesa/main/get_hash_params.py
index 9b22b91..0c58b30 100644
--- a/src/mesa/main/get_hash_params.py
+++ b/src/mesa/main/get_hash_params.py
@@ -765,14 +765,6 @@ descriptor=[
   [ "MAX_TRANSFORM_FEEDBACK_BUFFERS", "CONTEXT_INT(Const.MaxTransformFeedbackBuffers), extra_ARB_transform_feedback3" ],
   [ "MAX_VERTEX_STREAMS", "CONTEXT_INT(Const.MaxVertexStreams), extra_ARB_transform_feedback3_ARB_gpu_shader5" ],
 
-# GL_ARB_geometry_shader4
-  [ "MAX_GEOMETRY_TEXTURE_IMAGE_UNITS_ARB", "CONTEXT_INT(Const.Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits), extra_gl32_ARB_geometry_shader4" ],
-  [ "MAX_GEOMETRY_OUTPUT_VERTICES_ARB", "CONTEXT_INT(Const.MaxGeometryOutputVertices), extra_gl32_ARB_geometry_shader4" ],
-  [ "MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS_ARB", "CONTEXT_INT(Const.MaxGeometryTotalOutputComponents), extra_gl32_ARB_geometry_shader4" ],
-  [ "MAX_GEOMETRY_UNIFORM_COMPONENTS_ARB", "CONTEXT_INT(Const.Program[MESA_SHADER_GEOMETRY].MaxUniformComponents), extra_gl32_ARB_geometry_shader4" ],
-  [ "MAX_GEOMETRY_VARYING_COMPONENTS_ARB", "CONTEXT_INT(Const.Program[MESA_SHADER_GEOMETRY].MaxOutputComponents), extra_ARB_geometry_shader4" ],
-  [ "MAX_VERTEX_VARYING_COMPONENTS_ARB", "CONTEXT_INT(Const.Program[MESA_SHADER_VERTEX].MaxOutputComponents), extra_ARB_geometry_shader4" ],
-
 # GL_ARB_color_buffer_float
   [ "RGBA_FLOAT_MODE_ARB", "BUFFER_FIELD(Visual.floatMode, TYPE_BOOLEAN), extra_core_ARB_color_buffer_float_and_new_buffers" ],
 
@@ -800,6 +792,10 @@ descriptor=[
   [ "CONTEXT_PROFILE_MASK", "CONTEXT_INT(Const.ProfileMask), extra_version_32" ],
   [ "MAX_GEOMETRY_INPUT_COMPONENTS", "CONTEXT_INT(Const.Program[MESA_SHADER_GEOMETRY].MaxInputComponents), extra_version_32" ],
   [ "MAX_GEOMETRY_OUTPUT_COMPONENTS", "CONTEXT_INT(Const.Program[MESA_SHADER_GEOMETRY].MaxOutputComponents), extra_version_32" ],
+  [ "MAX_GEOMETRY_TEXTURE_IMAGE_UNITS", "CONTEXT_INT(Const.Program[MESA_SHADER_GEOMETRY].MaxTextureImageUnits), extra_version_32" ],
+  [ "MAX_GEOMETRY_OUTPUT_VERTICES", "CONTEXT_INT(Const.MaxGeometryOutputVertices), extra_version_32" ],
+  [ "MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS", "CONTEXT_INT(Const.MaxGeometryTotalOutputComponents), extra_version_32" ],
+  [ "MAX_GEOMETRY_UNIFORM_COMPONENTS", "CONTEXT_INT(Const.Program[MESA_SHADER_GEOMETRY].MaxUniformComponents), extra_version_32" ],
 
 # GL_ARB_robustness
   [ "RESET_NOTIFICATION_STRATEGY_ARB", "CONTEXT_ENUM(Const.ResetStrategy), NO_EXTRA" ],
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index d425571..46de8f8 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -3397,7 +3397,7 @@ struct gl_constants
     */
    GLuint MaxUserAssignableUniformLocations;
 
-   /** GL_ARB_geometry_shader4 */
+   /** geometry shader */
    GLuint MaxGeometryOutputVertices;
    GLuint MaxGeometryTotalOutputComponents;
 
@@ -3682,7 +3682,6 @@ struct gl_extensions
    GLboolean ARB_enhanced_layouts;
    GLboolean ARB_explicit_attrib_location;
    GLboolean ARB_explicit_uniform_location;
-   GLboolean ARB_geometry_shader4;
    GLboolean ARB_gpu_shader5;
    GLboolean ARB_gpu_shader_fp64;
    GLboolean ARB_half_float_vertex;
-- 
2.5.0



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