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Diffstat (limited to 'src/mesa/main/bufferobj.c')
-rw-r--r--src/mesa/main/bufferobj.c78
1 files changed, 61 insertions, 17 deletions
diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index 71d1514fe49..235cafcf1ed 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -32,6 +32,7 @@
#include "glheader.h"
+#include "enums.h"
#include "hash.h"
#include "imports.h"
#include "image.h"
@@ -46,7 +47,7 @@
/*#define BOUNDS_CHECK*/
-#ifdef FEATURE_OES_mapbuffer
+#if FEATURE_OES_mapbuffer
#define DEFAULT_ACCESS GL_MAP_WRITE_BIT
#else
#define DEFAULT_ACCESS (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT)
@@ -82,6 +83,13 @@ get_buffer_target(GLcontext *ctx, GLenum target)
return &ctx->CopyWriteBuffer;
}
break;
+#if FEATURE_EXT_transform_feedback
+ case GL_TRANSFORM_FEEDBACK_BUFFER:
+ if (ctx->Extensions.EXT_transform_feedback) {
+ return &ctx->TransformFeedback.CurrentBuffer;
+ }
+ break;
+#endif
default:
return NULL;
}
@@ -1376,31 +1384,49 @@ _mesa_GetBufferParameterivARB(GLenum target, GLenum pname, GLint *params)
bufObj = get_buffer(ctx, target);
if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_ENUM, "GetBufferParameterivARB(target)" );
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetBufferParameterivARB(target)" );
return;
}
if (!_mesa_is_bufferobj(bufObj)) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "GetBufferParameterivARB" );
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glGetBufferParameterivARB" );
return;
}
switch (pname) {
case GL_BUFFER_SIZE_ARB:
*params = (GLint) bufObj->Size;
- break;
+ return;
case GL_BUFFER_USAGE_ARB:
*params = bufObj->Usage;
- break;
+ return;
case GL_BUFFER_ACCESS_ARB:
*params = simplified_access_mode(bufObj->AccessFlags);
- break;
+ return;
case GL_BUFFER_MAPPED_ARB:
*params = _mesa_bufferobj_mapped(bufObj);
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetBufferParameterivARB(pname)");
return;
+ case GL_BUFFER_ACCESS_FLAGS:
+ if (ctx->VersionMajor < 3)
+ goto invalid_pname;
+ *params = bufObj->AccessFlags;
+ return;
+ case GL_BUFFER_MAP_OFFSET:
+ if (ctx->VersionMajor < 3)
+ goto invalid_pname;
+ *params = (GLint) bufObj->Offset;
+ return;
+ case GL_BUFFER_MAP_LENGTH:
+ if (ctx->VersionMajor < 3)
+ goto invalid_pname;
+ *params = (GLint) bufObj->Length;
+ return;
+ default:
+ ; /* fall-through */
}
+
+invalid_pname:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetBufferParameterivARB(pname=%s)",
+ _mesa_lookup_enum_by_nr(pname));
}
@@ -1418,31 +1444,49 @@ _mesa_GetBufferParameteri64v(GLenum target, GLenum pname, GLint64 *params)
bufObj = get_buffer(ctx, target);
if (!bufObj) {
- _mesa_error(ctx, GL_INVALID_ENUM, "GetBufferParameteri64v(target)" );
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetBufferParameteri64v(target)" );
return;
}
if (!_mesa_is_bufferobj(bufObj)) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "GetBufferParameteri64v" );
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glGetBufferParameteri64v" );
return;
}
switch (pname) {
case GL_BUFFER_SIZE_ARB:
*params = bufObj->Size;
- break;
+ return;
case GL_BUFFER_USAGE_ARB:
*params = bufObj->Usage;
- break;
+ return;
case GL_BUFFER_ACCESS_ARB:
*params = simplified_access_mode(bufObj->AccessFlags);
- break;
+ return;
+ case GL_BUFFER_ACCESS_FLAGS:
+ if (ctx->VersionMajor < 3)
+ goto invalid_pname;
+ *params = bufObj->AccessFlags;
+ return;
case GL_BUFFER_MAPPED_ARB:
*params = _mesa_bufferobj_mapped(bufObj);
- break;
- default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glGetBufferParameteri64v(pname)");
return;
+ case GL_BUFFER_MAP_OFFSET:
+ if (ctx->VersionMajor < 3)
+ goto invalid_pname;
+ *params = bufObj->Offset;
+ return;
+ case GL_BUFFER_MAP_LENGTH:
+ if (ctx->VersionMajor < 3)
+ goto invalid_pname;
+ *params = bufObj->Length;
+ return;
+ default:
+ ; /* fall-through */
}
+
+invalid_pname:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetBufferParameteri64v(pname=%s)",
+ _mesa_lookup_enum_by_nr(pname));
}