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/*
* Copyright © 2014 Broadcom
*
* 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, sublicense,
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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.
*/
#include "vc4_context.h"
void
vc4_emit_state(struct pipe_context *pctx)
{
struct vc4_context *vc4 = vc4_context(pctx);
if (vc4->dirty & VC4_DIRTY_SCISSOR) {
cl_u8(&vc4->bcl, VC4_PACKET_CLIP_WINDOW);
cl_u16(&vc4->bcl, vc4->scissor.minx);
cl_u16(&vc4->bcl, vc4->scissor.miny);
cl_u16(&vc4->bcl, vc4->scissor.maxx - vc4->scissor.minx);
cl_u16(&vc4->bcl, vc4->scissor.maxy - vc4->scissor.miny);
}
if (vc4->dirty & (VC4_DIRTY_RASTERIZER | VC4_DIRTY_ZSA)) {
cl_u8(&vc4->bcl, VC4_PACKET_CONFIGURATION_BITS);
cl_u8(&vc4->bcl,
vc4->rasterizer->config_bits[0] |
vc4->zsa->config_bits[0]);
cl_u8(&vc4->bcl,
vc4->rasterizer->config_bits[1] |
vc4->zsa->config_bits[1]);
cl_u8(&vc4->bcl,
vc4->rasterizer->config_bits[2] |
vc4->zsa->config_bits[2]);
}
if (vc4->dirty & VC4_DIRTY_VIEWPORT) {
cl_u8(&vc4->bcl, VC4_PACKET_CLIPPER_XY_SCALING);
cl_f(&vc4->bcl, vc4->viewport.scale[0] * 16.0f);
cl_f(&vc4->bcl, vc4->viewport.scale[1] * 16.0f);
cl_u8(&vc4->bcl, VC4_PACKET_CLIPPER_Z_SCALING);
cl_f(&vc4->bcl, vc4->viewport.translate[2]);
cl_f(&vc4->bcl, vc4->viewport.scale[2]);
cl_u8(&vc4->bcl, VC4_PACKET_VIEWPORT_OFFSET);
cl_u16(&vc4->bcl, 16 * vc4->viewport.translate[0]);
cl_u16(&vc4->bcl, 16 * vc4->viewport.translate[1]);
}
}
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