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/*
* Copyright © 2013 Intel Corporation
*
* 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 "main/mtypes.h"
#include "program/prog_parameter.h"
#include "main/shaderapi.h"
#include "brw_context.h"
#include "brw_state.h"
/* Creates a new GS constant buffer reflecting the current GS program's
* constants, if needed by the GS program.
*
* Otherwise, constants go through the CURBEs using the brw_constant_buffer
* state atom.
*/
static void
brw_upload_gs_pull_constants(struct brw_context *brw)
{
struct brw_stage_state *stage_state = &brw->gs.base;
/* BRW_NEW_GEOMETRY_PROGRAM */
struct brw_program *gp =
(struct brw_program *) brw->programs[MESA_SHADER_GEOMETRY];
if (!gp)
return;
/* BRW_NEW_GS_PROG_DATA */
const struct brw_stage_prog_data *prog_data = brw->gs.base.prog_data;
_mesa_shader_write_subroutine_indices(&brw->ctx, MESA_SHADER_GEOMETRY);
/* _NEW_PROGRAM_CONSTANTS */
brw_upload_pull_constants(brw, BRW_NEW_GS_CONSTBUF, &gp->program,
stage_state, prog_data);
}
const struct brw_tracked_state brw_gs_pull_constants = {
.dirty = {
.mesa = _NEW_PROGRAM_CONSTANTS,
.brw = BRW_NEW_BATCH |
BRW_NEW_GEOMETRY_PROGRAM |
BRW_NEW_GS_PROG_DATA,
},
.emit = brw_upload_gs_pull_constants,
};
static void
brw_upload_gs_ubo_surfaces(struct brw_context *brw)
{
struct gl_context *ctx = &brw->ctx;
/* _NEW_PROGRAM */
struct gl_program *prog =
ctx->_Shader->CurrentProgram[MESA_SHADER_GEOMETRY];
/* BRW_NEW_GS_PROG_DATA */
struct brw_stage_prog_data *prog_data = brw->gs.base.prog_data;
brw_upload_ubo_surfaces(brw, prog, &brw->gs.base, prog_data);
}
const struct brw_tracked_state brw_gs_ubo_surfaces = {
.dirty = {
.mesa = _NEW_PROGRAM,
.brw = BRW_NEW_BATCH |
BRW_NEW_GS_PROG_DATA |
BRW_NEW_UNIFORM_BUFFER,
},
.emit = brw_upload_gs_ubo_surfaces,
};
static void
brw_upload_gs_image_surfaces(struct brw_context *brw)
{
/* BRW_NEW_GEOMETRY_PROGRAM */
const struct gl_program *gp = brw->programs[MESA_SHADER_GEOMETRY];
if (gp) {
/* BRW_NEW_GS_PROG_DATA, BRW_NEW_IMAGE_UNITS, _NEW_TEXTURE */
brw_upload_image_surfaces(brw, gp, &brw->gs.base,
brw->gs.base.prog_data);
}
}
const struct brw_tracked_state brw_gs_image_surfaces = {
.dirty = {
.mesa = _NEW_TEXTURE,
.brw = BRW_NEW_BATCH |
BRW_NEW_AUX_STATE |
BRW_NEW_GEOMETRY_PROGRAM |
BRW_NEW_GS_PROG_DATA |
BRW_NEW_IMAGE_UNITS,
},
.emit = brw_upload_gs_image_surfaces,
};
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