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path: root/src/mesa/state_tracker/st_cb_blit.c
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Diffstat (limited to 'src/mesa/state_tracker/st_cb_blit.c')
-rw-r--r--src/mesa/state_tracker/st_cb_blit.c58
1 files changed, 47 insertions, 11 deletions
diff --git a/src/mesa/state_tracker/st_cb_blit.c b/src/mesa/state_tracker/st_cb_blit.c
index c741940bcf..563615ed0d 100644
--- a/src/mesa/state_tracker/st_cb_blit.c
+++ b/src/mesa/state_tracker/st_cb_blit.c
@@ -39,6 +39,7 @@
#include "shader/prog_print.h"
#include "st_context.h"
+#include "st_texture.h"
#include "st_program.h"
#include "st_cb_blit.h"
#include "st_cb_fbo.h"
@@ -63,6 +64,7 @@ st_destroy_blit(struct st_context *st)
}
+#if FEATURE_EXT_framebuffer_blit
static void
st_BlitFramebuffer(GLcontext *ctx,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
@@ -110,17 +112,50 @@ st_BlitFramebuffer(GLcontext *ctx,
}
if (mask & GL_COLOR_BUFFER_BIT) {
- struct st_renderbuffer *srcRb =
- st_renderbuffer(readFB->_ColorReadBuffer);
- struct st_renderbuffer *dstRb =
- st_renderbuffer(drawFB->_ColorDrawBuffers[0]);
- struct pipe_surface *srcSurf = srcRb->surface;
- struct pipe_surface *dstSurf = dstRb->surface;
-
- util_blit_pixels(st->blit,
- srcSurf, srcX0, srcY0, srcX1, srcY1,
- dstSurf, dstX0, dstY0, dstX1, dstY1,
- 0.0, pFilter);
+ struct gl_renderbuffer_attachment *srcAtt =
+ &readFB->Attachment[readFB->_ColorReadBufferIndex];
+
+ if(srcAtt->Type == GL_TEXTURE) {
+ struct pipe_screen *screen = ctx->st->pipe->screen;
+ const struct st_texture_object *srcObj =
+ st_texture_object(srcAtt->Texture);
+ struct st_renderbuffer *dstRb =
+ st_renderbuffer(drawFB->_ColorDrawBuffers[0]);
+ struct pipe_surface *srcSurf;
+ struct pipe_surface *dstSurf = dstRb->surface;
+
+ if (!srcObj->pt)
+ return;
+
+ srcSurf = screen->get_tex_surface(screen,
+ srcObj->pt,
+ srcAtt->CubeMapFace,
+ srcAtt->TextureLevel,
+ srcAtt->Zoffset,
+ PIPE_BUFFER_USAGE_GPU_READ);
+ if(!srcSurf)
+ return;
+
+ util_blit_pixels(st->blit,
+ srcSurf, srcX0, srcY0, srcX1, srcY1,
+ dstSurf, dstX0, dstY0, dstX1, dstY1,
+ 0.0, pFilter);
+
+ pipe_surface_reference(&srcSurf, NULL);
+ }
+ else {
+ struct st_renderbuffer *srcRb =
+ st_renderbuffer(readFB->_ColorReadBuffer);
+ struct st_renderbuffer *dstRb =
+ st_renderbuffer(drawFB->_ColorDrawBuffers[0]);
+ struct pipe_surface *srcSurf = srcRb->surface;
+ struct pipe_surface *dstSurf = dstRb->surface;
+
+ util_blit_pixels(st->blit,
+ srcSurf, srcX0, srcY0, srcX1, srcY1,
+ dstSurf, dstX0, dstY0, dstX1, dstY1,
+ 0.0, pFilter);
+ }
}
if (mask & depthStencil) {
@@ -172,6 +207,7 @@ st_BlitFramebuffer(GLcontext *ctx,
}
}
}
+#endif /* FEATURE_EXT_framebuffer_blit */