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/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
/* Author:
* Brian Paul
*/
#include "sp_clear.h"
#include "sp_context.h"
#include "sp_surface.h"
#include "colormac.h"
void
softpipe_clear(struct pipe_context *pipe, GLboolean color, GLboolean depth,
GLboolean stencil, GLboolean accum)
{
const struct softpipe_context *softpipe = softpipe_context(pipe);
const GLint x = softpipe->scissor.minx;
const GLint y = softpipe->scissor.miny;
const GLint w = softpipe->scissor.maxx - x;
const GLint h = softpipe->scissor.maxy - y;
if (color) {
GLuint i;
GLubyte clr[4];
UNCLAMPED_FLOAT_TO_UBYTE(clr[0], softpipe->clear_color.color[0]);
UNCLAMPED_FLOAT_TO_UBYTE(clr[1], softpipe->clear_color.color[1]);
UNCLAMPED_FLOAT_TO_UBYTE(clr[2], softpipe->clear_color.color[2]);
UNCLAMPED_FLOAT_TO_UBYTE(clr[3], softpipe->clear_color.color[3]);
for (i = 0; i < softpipe->framebuffer.num_cbufs; i++) {
struct pipe_surface *ps = softpipe->framebuffer.cbufs[i];
struct softpipe_surface *sps = softpipe_surface(ps);
GLint j;
for (j = 0; j < h; j++) {
sps->write_mono_row_ub(sps, w, x, y + j, clr);
}
}
}
if (depth) {
}
}
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