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authormarha <marha@users.sourceforge.net>2011-04-27 06:58:32 +0000
committermarha <marha@users.sourceforge.net>2011-04-27 06:58:32 +0000
commit96d6df5da9cddedf4931bf8e17f96e242467c661 (patch)
tree07977c913b04e80b7dbd302e7a5890422aeacb1b /mesalib/src/mesa/main/getstring.c
parent71372d36e1a3f0230b88808f70d35446fda12260 (diff)
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xserver libX11 libxtrans mesa pixman xkeyboard-config git update 27 Apr 2011
Diffstat (limited to 'mesalib/src/mesa/main/getstring.c')
-rw-r--r--mesalib/src/mesa/main/getstring.c523
1 files changed, 270 insertions, 253 deletions
diff --git a/mesalib/src/mesa/main/getstring.c b/mesalib/src/mesa/main/getstring.c
index e55584afc..c381fb2df 100644
--- a/mesalib/src/mesa/main/getstring.c
+++ b/mesalib/src/mesa/main/getstring.c
@@ -1,253 +1,270 @@
-/*
- * Mesa 3-D graphics library
- * Version: 7.1
- *
- * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-
-
-#include "glheader.h"
-#include "context.h"
-#include "get.h"
-#include "enums.h"
-#include "extensions.h"
-#include "mfeatures.h"
-#include "mtypes.h"
-
-
-/**
- * Return the string for a glGetString(GL_SHADING_LANGUAGE_VERSION) query.
- */
-static const GLubyte *
-shading_language_version(struct gl_context *ctx)
-{
- switch (ctx->API) {
- case API_OPENGL:
- if (!ctx->Extensions.ARB_shader_objects) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetString");
- return (const GLubyte *) 0;
- }
-
- switch (ctx->Const.GLSLVersion) {
- case 110:
- return (const GLubyte *) "1.10";
- case 120:
- return (const GLubyte *) "1.20";
- case 130:
- return (const GLubyte *) "1.30";
- default:
- _mesa_problem(ctx,
- "Invalid GLSL version in shading_language_version()");
- return (const GLubyte *) 0;
- }
- break;
-
- case API_OPENGLES2:
- return (const GLubyte *) "OpenGL ES GLSL ES 1.0.16";
-
- case API_OPENGLES:
- /* fall-through */
-
- default:
- _mesa_problem(ctx, "Unexpected API value in shading_language_version()");
- return (const GLubyte *) 0;
- }
-}
-
-
-/**
- * Query string-valued state. The return value should _not_ be freed by
- * the caller.
- *
- * \param name the state variable to query.
- *
- * \sa glGetString().
- *
- * Tries to get the string from dd_function_table::GetString, otherwise returns
- * the hardcoded strings.
- */
-const GLubyte * GLAPIENTRY
-_mesa_GetString( GLenum name )
-{
- GET_CURRENT_CONTEXT(ctx);
- static const char *vendor = "Brian Paul";
- static const char *renderer = "Mesa";
-
- if (!ctx)
- return NULL;
-
- ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, NULL);
-
- /* this is a required driver function */
- assert(ctx->Driver.GetString);
- {
- /* Give the driver the chance to handle this query */
- const GLubyte *str = (*ctx->Driver.GetString)(ctx, name);
- if (str)
- return str;
- }
-
- switch (name) {
- case GL_VENDOR:
- return (const GLubyte *) vendor;
- case GL_RENDERER:
- return (const GLubyte *) renderer;
- case GL_VERSION:
- return (const GLubyte *) ctx->VersionString;
- case GL_EXTENSIONS:
- return (const GLubyte *) ctx->Extensions.String;
-#if FEATURE_ARB_shading_language_100 || FEATURE_ES2
- case GL_SHADING_LANGUAGE_VERSION:
- return shading_language_version(ctx);
-#endif
-#if FEATURE_NV_fragment_program || FEATURE_ARB_fragment_program || \
- FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program
- case GL_PROGRAM_ERROR_STRING_NV:
- if (ctx->Extensions.NV_fragment_program ||
- ctx->Extensions.ARB_fragment_program ||
- ctx->Extensions.NV_vertex_program ||
- ctx->Extensions.ARB_vertex_program) {
- return (const GLubyte *) ctx->Program.ErrorString;
- }
- /* FALL-THROUGH */
-#endif
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetString" );
- return (const GLubyte *) 0;
- }
-}
-
-
-/**
- * GL3
- */
-const GLubyte * GLAPIENTRY
-_mesa_GetStringi(GLenum name, GLuint index)
-{
- GET_CURRENT_CONTEXT(ctx);
-
- if (!ctx)
- return NULL;
-
- ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, NULL);
-
- switch (name) {
- case GL_EXTENSIONS:
- if (index >= _mesa_get_extension_count(ctx)) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glGetStringi(index=%u)", index);
- return (const GLubyte *) 0;
- }
- return _mesa_get_enabled_extension(ctx, index);
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetString" );
- return (const GLubyte *) 0;
- }
-}
-
-
-
-/**
- * Return pointer-valued state, such as a vertex array pointer.
- *
- * \param pname names state to be queried
- * \param params returns the pointer value
- *
- * \sa glGetPointerv().
- *
- * Tries to get the specified pointer via dd_function_table::GetPointerv,
- * otherwise gets the specified pointer from the current context.
- */
-void GLAPIENTRY
-_mesa_GetPointerv( GLenum pname, GLvoid **params )
-{
- GET_CURRENT_CONTEXT(ctx);
- const GLuint clientUnit = ctx->Array.ActiveTexture;
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (!params)
- return;
-
- if (MESA_VERBOSE & VERBOSE_API)
- _mesa_debug(ctx, "glGetPointerv %s\n", _mesa_lookup_enum_by_nr(pname));
-
- switch (pname) {
- case GL_VERTEX_ARRAY_POINTER:
- *params = (GLvoid *) ctx->Array.ArrayObj->Vertex.Ptr;
- break;
- case GL_NORMAL_ARRAY_POINTER:
- *params = (GLvoid *) ctx->Array.ArrayObj->Normal.Ptr;
- break;
- case GL_COLOR_ARRAY_POINTER:
- *params = (GLvoid *) ctx->Array.ArrayObj->Color.Ptr;
- break;
- case GL_SECONDARY_COLOR_ARRAY_POINTER_EXT:
- *params = (GLvoid *) ctx->Array.ArrayObj->SecondaryColor.Ptr;
- break;
- case GL_FOG_COORDINATE_ARRAY_POINTER_EXT:
- *params = (GLvoid *) ctx->Array.ArrayObj->FogCoord.Ptr;
- break;
- case GL_INDEX_ARRAY_POINTER:
- *params = (GLvoid *) ctx->Array.ArrayObj->Index.Ptr;
- break;
- case GL_TEXTURE_COORD_ARRAY_POINTER:
- *params = (GLvoid *) ctx->Array.ArrayObj->TexCoord[clientUnit].Ptr;
- break;
- case GL_EDGE_FLAG_ARRAY_POINTER:
- *params = (GLvoid *) ctx->Array.ArrayObj->EdgeFlag.Ptr;
- break;
- case GL_FEEDBACK_BUFFER_POINTER:
- *params = ctx->Feedback.Buffer;
- break;
- case GL_SELECTION_BUFFER_POINTER:
- *params = ctx->Select.Buffer;
- break;
-#if FEATURE_point_size_array
- case GL_POINT_SIZE_ARRAY_POINTER_OES:
- *params = (GLvoid *) ctx->Array.ArrayObj->PointSize.Ptr;
- break;
-#endif
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glGetPointerv" );
- return;
- }
-}
-
-
-/**
- * Returns the current GL error code, or GL_NO_ERROR.
- * \return current error code
- *
- * Returns __struct gl_contextRec::ErrorValue.
- */
-GLenum GLAPIENTRY
-_mesa_GetError( void )
-{
- GET_CURRENT_CONTEXT(ctx);
- GLenum e = ctx->ErrorValue;
- ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
-
- if (MESA_VERBOSE & VERBOSE_API)
- _mesa_debug(ctx, "glGetError <-- %s\n", _mesa_lookup_enum_by_nr(e));
-
- ctx->ErrorValue = (GLenum) GL_NO_ERROR;
- ctx->ErrorDebugCount = 0;
- return e;
-}
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.1
+ *
+ * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+
+#include "glheader.h"
+#include "context.h"
+#include "get.h"
+#include "enums.h"
+#include "extensions.h"
+#include "mfeatures.h"
+#include "mtypes.h"
+
+
+/**
+ * Return the string for a glGetString(GL_SHADING_LANGUAGE_VERSION) query.
+ */
+static const GLubyte *
+shading_language_version(struct gl_context *ctx)
+{
+ switch (ctx->API) {
+ case API_OPENGL:
+ if (!ctx->Extensions.ARB_shader_objects) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetString");
+ return (const GLubyte *) 0;
+ }
+
+ switch (ctx->Const.GLSLVersion) {
+ case 110:
+ return (const GLubyte *) "1.10";
+ case 120:
+ return (const GLubyte *) "1.20";
+ case 130:
+ return (const GLubyte *) "1.30";
+ default:
+ _mesa_problem(ctx,
+ "Invalid GLSL version in shading_language_version()");
+ return (const GLubyte *) 0;
+ }
+ break;
+
+ case API_OPENGLES2:
+ return (const GLubyte *) "OpenGL ES GLSL ES 1.0.16";
+
+ case API_OPENGLES:
+ /* fall-through */
+
+ default:
+ _mesa_problem(ctx, "Unexpected API value in shading_language_version()");
+ return (const GLubyte *) 0;
+ }
+}
+
+
+/**
+ * Query string-valued state. The return value should _not_ be freed by
+ * the caller.
+ *
+ * \param name the state variable to query.
+ *
+ * \sa glGetString().
+ *
+ * Tries to get the string from dd_function_table::GetString, otherwise returns
+ * the hardcoded strings.
+ */
+const GLubyte * GLAPIENTRY
+_mesa_GetString( GLenum name )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ static const char *vendor = "Brian Paul";
+ static const char *renderer = "Mesa";
+
+ if (!ctx)
+ return NULL;
+
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, NULL);
+
+ /* this is a required driver function */
+ assert(ctx->Driver.GetString);
+ {
+ /* Give the driver the chance to handle this query */
+ const GLubyte *str = (*ctx->Driver.GetString)(ctx, name);
+ if (str)
+ return str;
+ }
+
+ switch (name) {
+ case GL_VENDOR:
+ return (const GLubyte *) vendor;
+ case GL_RENDERER:
+ return (const GLubyte *) renderer;
+ case GL_VERSION:
+ return (const GLubyte *) ctx->VersionString;
+ case GL_EXTENSIONS:
+ return (const GLubyte *) ctx->Extensions.String;
+#if FEATURE_ARB_shading_language_100 || FEATURE_ES2
+ case GL_SHADING_LANGUAGE_VERSION:
+ return shading_language_version(ctx);
+#endif
+#if FEATURE_NV_fragment_program || FEATURE_ARB_fragment_program || \
+ FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program
+ case GL_PROGRAM_ERROR_STRING_NV:
+ if (ctx->Extensions.NV_fragment_program ||
+ ctx->Extensions.ARB_fragment_program ||
+ ctx->Extensions.NV_vertex_program ||
+ ctx->Extensions.ARB_vertex_program) {
+ return (const GLubyte *) ctx->Program.ErrorString;
+ }
+ /* FALL-THROUGH */
+#endif
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glGetString" );
+ return (const GLubyte *) 0;
+ }
+}
+
+
+/**
+ * GL3
+ */
+const GLubyte * GLAPIENTRY
+_mesa_GetStringi(GLenum name, GLuint index)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!ctx)
+ return NULL;
+
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, NULL);
+
+ switch (name) {
+ case GL_EXTENSIONS:
+ if (index >= _mesa_get_extension_count(ctx)) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGetStringi(index=%u)", index);
+ return (const GLubyte *) 0;
+ }
+ return _mesa_get_enabled_extension(ctx, index);
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glGetString" );
+ return (const GLubyte *) 0;
+ }
+}
+
+
+
+/**
+ * Return pointer-valued state, such as a vertex array pointer.
+ *
+ * \param pname names state to be queried
+ * \param params returns the pointer value
+ *
+ * \sa glGetPointerv().
+ *
+ * Tries to get the specified pointer via dd_function_table::GetPointerv,
+ * otherwise gets the specified pointer from the current context.
+ */
+void GLAPIENTRY
+_mesa_GetPointerv( GLenum pname, GLvoid **params )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ const GLuint clientUnit = ctx->Array.ActiveTexture;
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (!params)
+ return;
+
+ if (MESA_VERBOSE & VERBOSE_API)
+ _mesa_debug(ctx, "glGetPointerv %s\n", _mesa_lookup_enum_by_nr(pname));
+
+ switch (pname) {
+ case GL_VERTEX_ARRAY_POINTER:
+ *params = (GLvoid *) ctx->Array.ArrayObj->Vertex.Ptr;
+ break;
+ case GL_NORMAL_ARRAY_POINTER:
+ *params = (GLvoid *) ctx->Array.ArrayObj->Normal.Ptr;
+ break;
+ case GL_COLOR_ARRAY_POINTER:
+ *params = (GLvoid *) ctx->Array.ArrayObj->Color.Ptr;
+ break;
+ case GL_SECONDARY_COLOR_ARRAY_POINTER_EXT:
+ *params = (GLvoid *) ctx->Array.ArrayObj->SecondaryColor.Ptr;
+ break;
+ case GL_FOG_COORDINATE_ARRAY_POINTER_EXT:
+ *params = (GLvoid *) ctx->Array.ArrayObj->FogCoord.Ptr;
+ break;
+ case GL_INDEX_ARRAY_POINTER:
+ *params = (GLvoid *) ctx->Array.ArrayObj->Index.Ptr;
+ break;
+ case GL_TEXTURE_COORD_ARRAY_POINTER:
+ *params = (GLvoid *) ctx->Array.ArrayObj->TexCoord[clientUnit].Ptr;
+ break;
+ case GL_EDGE_FLAG_ARRAY_POINTER:
+ *params = (GLvoid *) ctx->Array.ArrayObj->EdgeFlag.Ptr;
+ break;
+ case GL_FEEDBACK_BUFFER_POINTER:
+ *params = ctx->Feedback.Buffer;
+ break;
+ case GL_SELECTION_BUFFER_POINTER:
+ *params = ctx->Select.Buffer;
+ break;
+#if FEATURE_point_size_array
+ case GL_POINT_SIZE_ARRAY_POINTER_OES:
+ *params = (GLvoid *) ctx->Array.ArrayObj->PointSize.Ptr;
+ break;
+#endif
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glGetPointerv" );
+ return;
+ }
+}
+
+
+/**
+ * Returns the current GL error code, or GL_NO_ERROR.
+ * \return current error code
+ *
+ * Returns __struct gl_contextRec::ErrorValue.
+ */
+GLenum GLAPIENTRY
+_mesa_GetError( void )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ GLenum e = ctx->ErrorValue;
+ ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
+
+ if (MESA_VERBOSE & VERBOSE_API)
+ _mesa_debug(ctx, "glGetError <-- %s\n", _mesa_lookup_enum_by_nr(e));
+
+ ctx->ErrorValue = (GLenum) GL_NO_ERROR;
+ ctx->ErrorDebugCount = 0;
+ return e;
+}
+
+/**
+ * Returns an error code specified by GL_ARB_robustness, or GL_NO_ERROR.
+ * \return current context status
+ */
+GLenum GLAPIENTRY
+_mesa_GetGraphicsResetStatusARB( void )
+{
+ GET_CURRENT_CONTEXT(ctx);
+ GLenum status = ctx->ResetStatus;
+
+ if (MESA_VERBOSE & VERBOSE_API)
+ _mesa_debug(ctx, "glGetGraphicsResetStatusARB"
+ "(always returns GL_NO_ERROR)\n");
+
+ return status;
+}