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svga: add new begin_blit()

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Saving all blitter states will be done in begin_blit() so that
begin_blit() can be used before performing any blit operation.

Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Charmaine Lee <charmainel@vmware.com>
This commit is contained in:
Neha Bhende
2016-08-11 16:30:14 -07:00
committed by Brian Paul
parent a5fd54f8bf
commit 1da538f85b
1 changed files with 18 additions and 9 deletions
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src/gallium/drivers/svga/svga_pipe_clear.c
+18 -9
View File
@@ -35,18 +35,11 @@
/**
* Clear the whole color buffer(s) by drawing a quad. For VGPU10 we use
* this when clearing integer render targets. We'll also clear the
* depth and/or stencil buffers if the clear_buffers mask specifies them.
* Saving blitter states before doing any blitter operation
*/
static void
clear_buffers_with_quad(struct svga_context *svga,
unsigned clear_buffers,
const union pipe_color_union *color,
double depth, unsigned stencil)
begin_blit(struct svga_context *svga)
{
const struct pipe_framebuffer_state *fb = &svga->curr.framebuffer;
util_blitter_save_vertex_buffer_slot(svga->blitter, svga->curr.vb);
util_blitter_save_vertex_elements(svga->blitter, (void*)svga->curr.velems);
util_blitter_save_vertex_shader(svga->blitter, svga->curr.vs);
@@ -62,7 +55,23 @@ clear_buffers_with_quad(struct svga_context *svga,
(void*)svga->curr.depth);
util_blitter_save_stencil_ref(svga->blitter, &svga->curr.stencil_ref);
util_blitter_save_sample_mask(svga->blitter, svga->curr.sample_mask);
}
/**
* Clear the whole color buffer(s) by drawing a quad. For VGPU10 we use
* this when clearing integer render targets. We'll also clear the
* depth and/or stencil buffers if the clear_buffers mask specifies them.
*/
static void
clear_buffers_with_quad(struct svga_context *svga,
unsigned clear_buffers,
const union pipe_color_union *color,
double depth, unsigned stencil)
{
const struct pipe_framebuffer_state *fb = &svga->curr.framebuffer;
begin_blit(svga);
util_blitter_clear(svga->blitter,
fb->width, fb->height,
1, /* num_layers */