diff options
Diffstat (limited to 'src/mesa/vbo')
| -rw-r--r-- | src/mesa/vbo/vbo_exec_api.c | 16 | ||||
| -rw-r--r-- | src/mesa/vbo/vbo_exec_draw.c | 18 |
2 files changed, 23 insertions, 11 deletions
diff --git a/src/mesa/vbo/vbo_exec_api.c b/src/mesa/vbo/vbo_exec_api.c index 5513ef94491..d48f5230cb9 100644 --- a/src/mesa/vbo/vbo_exec_api.c +++ b/src/mesa/vbo/vbo_exec_api.c @@ -699,8 +699,8 @@ void vbo_exec_vtx_init( struct vbo_exec_context *exec ) &exec->vtx.bufferobj, ctx->Array.NullBufferObj); + ASSERT(!exec->vtx.buffer_map); exec->vtx.buffer_map = ALIGN_MALLOC(VBO_VERT_BUFFER_SIZE * sizeof(GLfloat), 64); - vbo_exec_vtxfmt_init( exec ); /* Hook our functions into the dispatch table. @@ -725,9 +725,17 @@ void vbo_exec_vtx_init( struct vbo_exec_context *exec ) void vbo_exec_vtx_destroy( struct vbo_exec_context *exec ) { - if (exec->vtx.buffer_map) { - ALIGN_FREE(exec->vtx.buffer_map); - exec->vtx.buffer_map = NULL; + if (exec->vtx.bufferobj->Name) { + /* using a real VBO for vertex data */ + GLcontext *ctx = exec->ctx; + _mesa_reference_buffer_object(ctx, &exec->vtx.bufferobj, NULL); + } + else { + /* just using malloc'd space for vertex data */ + if (exec->vtx.buffer_map) { + ALIGN_FREE(exec->vtx.buffer_map); + exec->vtx.buffer_map = NULL; + } } } diff --git a/src/mesa/vbo/vbo_exec_draw.c b/src/mesa/vbo/vbo_exec_draw.c index f497e9a5a55..92356ba9773 100644 --- a/src/mesa/vbo/vbo_exec_draw.c +++ b/src/mesa/vbo/vbo_exec_draw.c @@ -242,8 +242,11 @@ void vbo_exec_vtx_flush( struct vbo_exec_context *exec ) */ vbo_exec_bind_arrays( ctx ); - ctx->Driver.UnmapBuffer(ctx, target, exec->vtx.bufferobj); - exec->vtx.buffer_map = NULL; + /* if using a real VBO, unmap it before drawing */ + if (exec->vtx.bufferobj->Name) { + ctx->Driver.UnmapBuffer(ctx, target, exec->vtx.bufferobj); + exec->vtx.buffer_map = NULL; + } vbo_context(ctx)->draw_prims( ctx, exec->vtx.inputs, @@ -253,11 +256,12 @@ void vbo_exec_vtx_flush( struct vbo_exec_context *exec ) 0, exec->vtx.vert_count - 1); - /* Get new data: - */ - ctx->Driver.BufferData(ctx, target, size, NULL, usage, exec->vtx.bufferobj); - exec->vtx.buffer_map - = ctx->Driver.MapBuffer(ctx, target, access, exec->vtx.bufferobj); + /* If using a real VBO, get new storage */ + if (exec->vtx.bufferobj->Name) { + ctx->Driver.BufferData(ctx, target, size, NULL, usage, exec->vtx.bufferobj); + exec->vtx.buffer_map = + ctx->Driver.MapBuffer(ctx, target, access, exec->vtx.bufferobj); + } } } |