summaryrefslogtreecommitdiffstats
path: root/src/mesa/main/framebuffer.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/main/framebuffer.c')
-rw-r--r--src/mesa/main/framebuffer.c39
1 files changed, 23 insertions, 16 deletions
diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c
index 465197401b7..d061d22d9b8 100644
--- a/src/mesa/main/framebuffer.c
+++ b/src/mesa/main/framebuffer.c
@@ -166,6 +166,8 @@ _mesa_initialize_framebuffer(struct gl_framebuffer *fb, const GLvisual *visual)
_glthread_INIT_MUTEX(fb->Mutex);
+ fb->RefCount = 1;
+
/* save the visual */
fb->Visual = *visual;
@@ -198,7 +200,6 @@ void
_mesa_destroy_framebuffer(struct gl_framebuffer *fb)
{
if (fb) {
- _glthread_DESTROY_MUTEX(fb->Mutex);
_mesa_free_framebuffer_data(fb);
_mesa_free(fb);
}
@@ -216,6 +217,8 @@ _mesa_free_framebuffer_data(struct gl_framebuffer *fb)
assert(fb);
+ _glthread_DESTROY_MUTEX(fb->Mutex);
+
for (i = 0; i < BUFFER_COUNT; i++) {
struct gl_renderbuffer_attachment *att = &fb->Attachment[i];
if (att->Renderbuffer) {
@@ -605,21 +608,25 @@ update_color_draw_buffers(GLcontext *ctx, struct gl_framebuffer *fb)
GLbitfield bufferMask = fb->_ColorDrawBufferMask[output];
GLuint count = 0;
GLuint i;
- /* We need the inner loop here because glDrawBuffer(GL_FRONT_AND_BACK)
- * can specify writing to two or four color buffers (for example).
- */
- for (i = 0; bufferMask && i < BUFFER_COUNT; i++) {
- const GLuint bufferBit = 1 << i;
- if (bufferBit & bufferMask) {
- struct gl_renderbuffer *rb = fb->Attachment[i].Renderbuffer;
- if (rb) {
- fb->_ColorDrawBuffers[output][count] = rb;
- count++;
- }
- else {
- /*_mesa_warning(ctx, "DrawBuffer names a missing buffer!\n");*/
+ if (!fb->DeletePending) {
+ /* We need the inner loop here because glDrawBuffer(GL_FRONT_AND_BACK)
+ * can specify writing to two or four color buffers (for example).
+ */
+ for (i = 0; bufferMask && i < BUFFER_COUNT; i++) {
+ const GLuint bufferBit = 1 << i;
+ if (bufferBit & bufferMask) {
+ struct gl_renderbuffer *rb = fb->Attachment[i].Renderbuffer;
+ if (rb) {
+ fb->_ColorDrawBuffers[output][count] = rb;
+ count++;
+ }
+ else {
+ /*
+ _mesa_warning(ctx, "DrawBuffer names a missing buffer!\n");
+ */
+ }
+ bufferMask &= ~bufferBit;
}
- bufferMask &= ~bufferBit;
}
}
fb->_NumColorDrawBuffers[output] = count;
@@ -635,7 +642,7 @@ static void
update_color_read_buffer(GLcontext *ctx, struct gl_framebuffer *fb)
{
(void) ctx;
- if (fb->_ColorReadBufferIndex == -1) {
+ if (fb->_ColorReadBufferIndex == -1 || fb->DeletePending) {
fb->_ColorReadBuffer = NULL; /* legal! */
}
else {