Mesa (master): mesa: Add missing atomic buffer bindings and unbindings
Marek Olšák
mareko at kemper.freedesktop.org
Fri Aug 1 13:50:56 UTC 2014
Module: Mesa
Branch: master
Commit: f455f34ab9e8d39bb2657b28e608a63c3c2386f8
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=f455f34ab9e8d39bb2657b28e608a63c3c2386f8
Author: Aditya Atluri <adityaavinash1 at gmail.com>
Date: Thu Jul 24 15:18:49 2014 -0400
mesa: Add missing atomic buffer bindings and unbindings
Reviewed-by: Marek Olšák <marek.olsak at amd.com>
---
src/mesa/main/bufferobj.c | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index 7b1bba0..1dfcda3 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -832,6 +832,9 @@ _mesa_init_buffer_objects( struct gl_context *ctx )
_mesa_reference_buffer_object(ctx, &ctx->UniformBuffer,
ctx->Shared->NullBufferObj);
+ _mesa_reference_buffer_object(ctx, &ctx->AtomicBuffer,
+ ctx->Shared->NullBufferObj);
+
_mesa_reference_buffer_object(ctx, &ctx->DrawIndirectBuffer,
ctx->Shared->NullBufferObj);
@@ -842,6 +845,14 @@ _mesa_init_buffer_objects( struct gl_context *ctx )
ctx->UniformBufferBindings[i].Offset = -1;
ctx->UniformBufferBindings[i].Size = -1;
}
+
+ for (i = 0; i < MAX_COMBINED_ATOMIC_BUFFERS; i++) {
+ _mesa_reference_buffer_object(ctx,
+ &ctx->AtomicBufferBindings[i].BufferObject,
+ ctx->Shared->NullBufferObj);
+ ctx->AtomicBufferBindings[i].Offset = -1;
+ ctx->AtomicBufferBindings[i].Size = -1;
+ }
}
@@ -857,6 +868,8 @@ _mesa_free_buffer_objects( struct gl_context *ctx )
_mesa_reference_buffer_object(ctx, &ctx->UniformBuffer, NULL);
+ _mesa_reference_buffer_object(ctx, &ctx->AtomicBuffer, NULL);
+
_mesa_reference_buffer_object(ctx, &ctx->DrawIndirectBuffer, NULL);
for (i = 0; i < MAX_COMBINED_UNIFORM_BUFFERS; i++) {
@@ -864,6 +877,13 @@ _mesa_free_buffer_objects( struct gl_context *ctx )
&ctx->UniformBufferBindings[i].BufferObject,
NULL);
}
+
+ for (i = 0; i < MAX_COMBINED_ATOMIC_BUFFERS; i++) {
+ _mesa_reference_buffer_object(ctx,
+ &ctx->AtomicBufferBindings[i].BufferObject,
+ NULL);
+ }
+
}
bool
@@ -1200,6 +1220,17 @@ _mesa_DeleteBuffers(GLsizei n, const GLuint *ids)
_mesa_BindBuffer( GL_UNIFORM_BUFFER, 0 );
}
+ /* unbind Atomci Buffer binding points */
+ for (j = 0; j < ctx->Const.MaxAtomicBufferBindings; j++) {
+ if (ctx->AtomicBufferBindings[j].BufferObject == bufObj) {
+ _mesa_BindBufferBase( GL_ATOMIC_COUNTER_BUFFER, j, 0 );
+ }
+ }
+
+ if (ctx->UniformBuffer == bufObj) {
+ _mesa_BindBuffer( GL_ATOMIC_COUNTER_BUFFER, 0 );
+ }
+
/* unbind any pixel pack/unpack pointers bound to this buffer */
if (ctx->Pack.BufferObj == bufObj) {
_mesa_BindBuffer( GL_PIXEL_PACK_BUFFER_EXT, 0 );
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