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Simplify slightly.

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Don't bother trying to save a small memcpy.
This commit is contained in:
Keith Whitwell 2007-07-13 11:27:57 +01:00
parent f0f9a22609
commit 60a21f6c54
1 changed files with 5 additions and 9 deletions
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14
src/mesa/pipe/softpipe/sp_quad_bufloop.c
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@ -15,11 +15,11 @@ static void
cbuf_loop_quad(struct quad_stage *qs, struct quad_header *quad)
{
struct softpipe_context *softpipe = qs->softpipe;
const GLuint sz = sizeof(quad->outputs.color);
GLfloat tmp[4][QUAD_SIZE];
GLuint i;
assert(sz == sizeof(tmp));
assert(sizeof(quad->outputs.color) == sizeof(tmp));
assert(softpipe->framebuffer.num_cbufs <= PIPE_MAX_COLOR_BUFS);
/* make copy of original colors since they can get modified
* by blending and masking.
@ -28,9 +28,7 @@ cbuf_loop_quad(struct quad_stage *qs, struct quad_header *quad)
* But if we emitted one color and glDrawBuffer(GL_FRONT_AND_BACK) is
* in effect, we need to save/restore colors like this.
*/
memcpy(tmp, quad->outputs.color, sz);
assert(softpipe->framebuffer.num_cbufs <= PIPE_MAX_COLOR_BUFS);
memcpy(tmp, quad->outputs.color, sizeof(tmp));
for (i = 0; i < softpipe->framebuffer.num_cbufs; i++) {
/* set current cbuffer */
@ -39,10 +37,8 @@ cbuf_loop_quad(struct quad_stage *qs, struct quad_header *quad)
/* pass blended quad to next stage */
qs->next->run(qs->next, quad);
if (i + 1 < softpipe->framebuffer.num_cbufs) {
/* restore quad's colors for next buffer */
memcpy(quad->outputs.color, tmp, sz);
}
/* restore quad's colors for next buffer */
memcpy(quad->outputs.color, tmp, sizeof(tmp));
}
softpipe->cbuf = NULL; /* prevent accidental use */