diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/main/bufferobj.c | 6 | ||||
| -rw-r--r-- | src/mesa/main/mtypes.h | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c index 49f690ddd2..43a8d2ba66 100644 --- a/src/mesa/main/bufferobj.c +++ b/src/mesa/main/bufferobj.c @@ -962,6 +962,8 @@ _mesa_BufferDataARB(GLenum target, GLsizeiptrARB size, ASSERT(ctx->Driver.BufferData); + bufObj->Written = GL_TRUE; + /* Give the buffer object to the driver! <data> may be null! */ ctx->Driver.BufferData( ctx, target, size, data, usage, bufObj ); } @@ -982,6 +984,8 @@ _mesa_BufferSubDataARB(GLenum target, GLintptrARB offset, return; } + bufObj->Written = GL_TRUE; + ASSERT(ctx->Driver.BufferSubData); ctx->Driver.BufferSubData( ctx, target, offset, size, data, bufObj ); } @@ -1046,6 +1050,8 @@ _mesa_MapBufferARB(GLenum target, GLenum access) } bufObj->Access = access; + if (access == GL_WRITE_ONLY_ARB || access == GL_READ_WRITE_ARB) + bufObj->Written = GL_TRUE; return bufObj->Pointer; } diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index 368acde7a1..276bc42eba 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -1506,6 +1506,7 @@ struct gl_buffer_object GLsizeiptrARB Size; /**< Size of storage in bytes */ GLubyte *Data; /**< Location of storage either in RAM or VRAM. */ GLboolean OnCard; /**< Is buffer in VRAM? (hardware drivers) */ + GLboolean Written; /**< Ever written to? (for debugging) */ }; |