From c4067acd908322d79a4e08b9f4fffdd453c518ee Mon Sep 17 00:00:00 2001
From: Ilia Mirkin <imirkin@alum.mit.edu>
Date: Sat, 1 Mar 2014 16:46:53 -0500
Subject: [PATCH] mesa/main: add ARB_clear_texture entrypoints

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Neil Roberts <neil@linux.intel.com>
---
 src/mapi/glapi/gen/ARB_clear_texture.xml | 34 ++++++++++++++++++++++++++++++++
 src/mapi/glapi/gen/gl_API.xml            |  4 +++-
 src/mesa/main/extensions.c               |  1 +
 src/mesa/main/mtypes.h                   |  1 +
 src/mesa/main/tests/dispatch_sanity.cpp  |  4 ++++
 src/mesa/main/teximage.c                 | 16 +++++++++++++++
 src/mesa/main/teximage.h                 | 10 ++++++++++
 7 files changed, 69 insertions(+), 1 deletion(-)
 create mode 100644 src/mapi/glapi/gen/ARB_clear_texture.xml

diff --git a/src/mapi/glapi/gen/ARB_clear_texture.xml b/src/mapi/glapi/gen/ARB_clear_texture.xml
new file mode 100644
index 0000000..bd9116f
--- /dev/null
+++ b/src/mapi/glapi/gen/ARB_clear_texture.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0"?>
+<!DOCTYPE OpenGLAPI SYSTEM "gl_API.dtd">
+
+<OpenGLAPI>
+
+<category name="GL_ARB_clear_texture" number="145">
+
+    <enum name="CLEAR_TEXTURE" value="0x9365"/>
+
+    <function name ="ClearTexImage" offset="assign">
+        <param name="texture" type="GLuint"/>
+        <param name="level" type="GLint"/>
+        <param name="format" type="GLenum"/>
+        <param name="type" type="GLenum"/>
+        <param name="data" type="const GLvoid *"/>
+    </function>
+
+    <function name ="ClearTexSubImage" offset="assign">
+        <param name="texture" type="GLuint"/>
+        <param name="level" type="GLint"/>
+        <param name="xoffset" type="GLint"/>
+        <param name="yoffset" type="GLint"/>
+        <param name="zoffset" type="GLint"/>
+        <param name="width" type="GLsizei"/>
+        <param name="height" type="GLsizei"/>
+        <param name="depth" type="GLsizei"/>
+        <param name="format" type="GLenum"/>
+        <param name="type" type="GLenum"/>
+        <param name="data" type="const GLvoid *"/>
+    </function>
+
+</category>
+
+</OpenGLAPI>
diff --git a/src/mapi/glapi/gen/gl_API.xml b/src/mapi/glapi/gen/gl_API.xml
index 882e66e..e011509 100644
--- a/src/mapi/glapi/gen/gl_API.xml
+++ b/src/mapi/glapi/gen/gl_API.xml
@@ -8358,7 +8358,9 @@
     </function>
 </category>
 
-<!-- ARB extensions #145...#146 -->
+<xi:include href="ARB_clear_texture.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
+
+<!-- ARB extension #146 -->
 
 <xi:include href="ARB_multi_bind.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
 
diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c
index 92e3f0d..9ac8377 100644
--- a/src/mesa/main/extensions.c
+++ b/src/mesa/main/extensions.c
@@ -90,6 +90,7 @@ static const struct extension extension_table[] = {
    { "GL_ARB_blend_func_extended",                 o(ARB_blend_func_extended),                 GL,             2009 },
    { "GL_ARB_buffer_storage",                      o(ARB_buffer_storage),                      GL,             2013 },
    { "GL_ARB_clear_buffer_object",                 o(dummy_true),                              GL,             2012 },
+   { "GL_ARB_clear_texture",                       o(ARB_clear_texture),                       GL,             2013 },
    { "GL_ARB_color_buffer_float",                  o(ARB_color_buffer_float),                  GL,             2004 },
    { "GL_ARB_compressed_texture_pixel_storage",    o(dummy_true),                              GL,             2011 },
    { "GL_ARB_compute_shader",                      o(ARB_compute_shader),                      GL,             2012 },
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 91d9172..3f60a55 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -3527,6 +3527,7 @@ struct gl_extensions
    GLboolean ARB_base_instance;
    GLboolean ARB_blend_func_extended;
    GLboolean ARB_buffer_storage;
+   GLboolean ARB_clear_texture;
    GLboolean ARB_color_buffer_float;
    GLboolean ARB_compute_shader;
    GLboolean ARB_conservative_depth;
diff --git a/src/mesa/main/tests/dispatch_sanity.cpp b/src/mesa/main/tests/dispatch_sanity.cpp
index 0e57653..6c4bdee 100644
--- a/src/mesa/main/tests/dispatch_sanity.cpp
+++ b/src/mesa/main/tests/dispatch_sanity.cpp
@@ -947,6 +947,10 @@ const struct function gl_core_functions_possible[] = {
    /* GL_ARB_buffer_storage */
    { "glBufferStorage", 43, -1 },
 
+   /* GL_ARB_clear_texture */
+   { "glClearTexImage", 13, -1 },
+   { "glClearTexSubImage", 13, -1 },
+
    { NULL, 0, -1 }
 };
 
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index a069594..3fba6f1 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -3818,6 +3818,22 @@ _mesa_CopyTexSubImage3D( GLenum target, GLint level,
                    x, y, width, height);
 }
 
+void GLAPIENTRY
+_mesa_ClearTexSubImage( GLuint texture, GLint level,
+                        GLint xoffset, GLint yoffset, GLint zoffset,
+                        GLsizei width, GLsizei height, GLsizei depth,
+                        GLenum format, GLenum type, const void *data )
+{
+
+}
+
+void GLAPIENTRY
+_mesa_ClearTexImage( GLuint texture, GLint level,
+                     GLenum format, GLenum type, const void *data )
+{
+
+}
+
 
 
 
diff --git a/src/mesa/main/teximage.h b/src/mesa/main/teximage.h
index dd1504b..42305f4 100644
--- a/src/mesa/main/teximage.h
+++ b/src/mesa/main/teximage.h
@@ -261,6 +261,16 @@ _mesa_CopyTexSubImage3D( GLenum target, GLint level,
 
 
 extern void GLAPIENTRY
+_mesa_ClearTexSubImage( GLuint texture, GLint level,
+                        GLint xoffset, GLint yoffset, GLint zoffset,
+                        GLsizei width, GLsizei height, GLsizei depth,
+                        GLenum format, GLenum type, const void *data );
+
+extern void GLAPIENTRY
+_mesa_ClearTexImage( GLuint texture, GLint level,
+                     GLenum format, GLenum type, const void *data );
+
+extern void GLAPIENTRY
 _mesa_CompressedTexImage1D(GLenum target, GLint level,
                               GLenum internalformat, GLsizei width,
                               GLint border, GLsizei imageSize,
-- 
2.7.4