diff options
Diffstat (limited to 'src/mesa/state_tracker')
-rw-r--r-- | src/mesa/state_tracker/st_cb_clear.c | 24 | ||||
-rw-r--r-- | src/mesa/state_tracker/st_cb_flush.c | 12 |
2 files changed, 32 insertions, 4 deletions
diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c index 668acbccb88..8a8c99f7e17 100644 --- a/src/mesa/state_tracker/st_cb_clear.c +++ b/src/mesa/state_tracker/st_cb_clear.c @@ -280,7 +280,11 @@ clear_with_quad(GLcontext *ctx, static INLINE GLboolean check_clear_color_with_quad(GLcontext *ctx, struct gl_renderbuffer *rb) { - if (ctx->Scissor.Enabled) + if (ctx->Scissor.Enabled && + (ctx->Scissor.X != 0 || + ctx->Scissor.Y != 0 || + ctx->Scissor.Width < rb->Width || + ctx->Scissor.Height < rb->Height)) return TRUE; if (!ctx->Color.ColorMask[0] || @@ -300,7 +304,11 @@ check_clear_depth_stencil_with_quad(GLcontext *ctx, struct gl_renderbuffer *rb) GLboolean maskStencil = (ctx->Stencil.WriteMask[0] & stencilMax) != stencilMax; - if (ctx->Scissor.Enabled) + if (ctx->Scissor.Enabled && + (ctx->Scissor.X != 0 || + ctx->Scissor.Y != 0 || + ctx->Scissor.Width < rb->Width || + ctx->Scissor.Height < rb->Height)) return TRUE; if (maskStencil) @@ -319,7 +327,11 @@ check_clear_depth_with_quad(GLcontext *ctx, struct gl_renderbuffer *rb) const struct st_renderbuffer *strb = st_renderbuffer(rb); const GLboolean isDS = pf_is_depth_and_stencil(strb->surface->format); - if (ctx->Scissor.Enabled) + if (ctx->Scissor.Enabled && + (ctx->Scissor.X != 0 || + ctx->Scissor.Y != 0 || + ctx->Scissor.Width < rb->Width || + ctx->Scissor.Height < rb->Height)) return TRUE; if (isDS && @@ -345,7 +357,11 @@ check_clear_stencil_with_quad(GLcontext *ctx, struct gl_renderbuffer *rb) if (maskStencil) return TRUE; - if (ctx->Scissor.Enabled) + if (ctx->Scissor.Enabled && + (ctx->Scissor.X != 0 || + ctx->Scissor.Y != 0 || + ctx->Scissor.Width < rb->Width || + ctx->Scissor.Height < rb->Height)) return TRUE; /* This is correct, but it is necessary to look at the depth clear diff --git a/src/mesa/state_tracker/st_cb_flush.c b/src/mesa/state_tracker/st_cb_flush.c index 8ceeeabcd37..1329f807bc9 100644 --- a/src/mesa/state_tracker/st_cb_flush.c +++ b/src/mesa/state_tracker/st_cb_flush.c @@ -161,4 +161,16 @@ void st_init_flush_functions(struct dd_function_table *functions) { functions->Flush = st_glFlush; functions->Finish = st_glFinish; + + /* Windows opengl32.dll calls glFinish prior to every swapbuffers. + * This is unnecessary and degrades performance. Luckily we have some + * scope to work around this, as the externally-visible behaviour of + * Finish() is identical to Flush() in all cases - no differences in + * rendering or ReadPixels are visible if we opt not to wait here. + * + * Only set this up on windows to avoid suprise elsewhere. + */ +#ifdef PIPE_OS_WINDOWS + functions->Finish = st_glFlush; +#endif } |