/*
Copyright (C) Intel Corp. 2006. All Rights Reserved.
- Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
+ Intel funded Tungsten Graphics to
develop this 3D driver.
Permission is hereby granted, free of charge, to any person obtaining
**********************************************************************/
/*
* Authors:
- * Keith Whitwell <keith@tungstengraphics.com>
+ * Keith Whitwell <keithw@vmware.com>
*/
#include "main/mtypes.h"
-#include "main/texstore.h"
#include "program/prog_parameter.h"
+#include "main/shaderapi.h"
#include "brw_context.h"
#include "brw_state.h"
+#include "intel_buffer_objects.h"
+
/* Creates a new VS constant buffer reflecting the current VS program's
* constants, if needed by the VS program.
* state atom.
*/
static void
-prepare_vs_constants(struct brw_context *brw)
+brw_upload_vs_pull_constants(struct brw_context *brw)
{
- struct gl_context *ctx = &brw->intel.ctx;
- struct intel_context *intel = &brw->intel;
- struct brw_vertex_program *vp =
- (struct brw_vertex_program *) brw->vertex_program;
- const struct gl_program_parameter_list *params = vp->program.Base.Parameters;
- const int size = params->NumParameters * 4 * sizeof(GLfloat);
- int i;
-
- if (vp->program.IsNVProgram)
- _mesa_load_tracked_matrices(ctx);
-
- /* Updates the ParamaterValues[i] pointers for all parameters of the
- * basic type of PROGRAM_STATE_VAR.
- */
- _mesa_load_state_parameters(&brw->intel.ctx, vp->program.Base.Parameters);
+ struct brw_stage_state *stage_state = &brw->vs.base;
/* BRW_NEW_VERTEX_PROGRAM */
- if (!vp->use_const_buffer) {
- if (brw->vs.const_bo) {
- drm_intel_bo_unreference(brw->vs.const_bo);
- brw->vs.const_bo = NULL;
- brw->state.dirty.brw |= BRW_NEW_VS_CONSTBUF;
- }
- return;
- }
+ struct brw_program *vp =
+ (struct brw_program *) brw->programs[MESA_SHADER_VERTEX];
- /* _NEW_PROGRAM_CONSTANTS */
- drm_intel_bo_unreference(brw->vs.const_bo);
- brw->vs.const_bo = drm_intel_bo_alloc(intel->bufmgr, "vp_const_buffer",
- size, 64);
-
- drm_intel_gem_bo_map_gtt(brw->vs.const_bo);
- for (i = 0; i < params->NumParameters; i++) {
- memcpy(brw->vs.const_bo->virtual + i * 4 * sizeof(float),
- params->ParameterValues[i],
- 4 * sizeof(float));
- }
+ /* BRW_NEW_VS_PROG_DATA */
+ const struct brw_stage_prog_data *prog_data = brw->vs.base.prog_data;
- if (0) {
- for (i = 0; i < params->NumParameters; i++) {
- float *row = (float *)brw->vs.const_bo->virtual + i * 4;
- printf("vs const surface %3d: %4.3f %4.3f %4.3f %4.3f\n",
- i, row[0], row[1], row[2], row[3]);
- }
- }
-
- drm_intel_gem_bo_unmap_gtt(brw->vs.const_bo);
- brw->state.dirty.brw |= BRW_NEW_VS_CONSTBUF;
+ _mesa_shader_write_subroutine_indices(&brw->ctx, MESA_SHADER_VERTEX);
+ /* _NEW_PROGRAM_CONSTANTS */
+ brw_upload_pull_constants(brw, BRW_NEW_VS_CONSTBUF, &vp->program,
+ stage_state, prog_data);
}
-const struct brw_tracked_state brw_vs_constants = {
+const struct brw_tracked_state brw_vs_pull_constants = {
.dirty = {
- .mesa = (_NEW_PROGRAM_CONSTANTS),
- .brw = (BRW_NEW_VERTEX_PROGRAM),
- .cache = 0
+ .mesa = _NEW_PROGRAM_CONSTANTS,
+ .brw = BRW_NEW_BATCH |
+ BRW_NEW_VERTEX_PROGRAM |
+ BRW_NEW_VS_PROG_DATA,
},
- .prepare = prepare_vs_constants,
+ .emit = brw_upload_vs_pull_constants,
};
-/**
- * Update the surface state for a VS constant buffer.
- *
- * Sets brw->vs.surf_bo[surf] and brw->vp->const_buffer.
- */
static void
-brw_update_vs_constant_surface( struct gl_context *ctx,
- GLuint surf)
+brw_upload_vs_ubo_surfaces(struct brw_context *brw)
{
- struct brw_context *brw = brw_context(ctx);
- struct intel_context *intel = &brw->intel;
- struct brw_vertex_program *vp =
- (struct brw_vertex_program *) brw->vertex_program;
- const struct gl_program_parameter_list *params = vp->program.Base.Parameters;
-
- assert(surf == 0);
-
- /* If there's no constant buffer, then no surface BO is needed to point at
- * it.
- */
- if (brw->vs.const_bo == NULL) {
- brw->vs.surf_offset[surf] = 0;
- return;
- }
+ struct gl_context *ctx = &brw->ctx;
+ /* _NEW_PROGRAM */
+ struct gl_program *prog = ctx->_Shader->CurrentProgram[MESA_SHADER_VERTEX];
- if (intel->gen >= 7) {
- gen7_create_constant_surface(brw, brw->vs.const_bo, params->NumParameters,
- &brw->vs.surf_offset[surf]);
- } else {
- brw_create_constant_surface(brw, brw->vs.const_bo, params->NumParameters,
- &brw->vs.surf_offset[surf]);
- }
+ /* BRW_NEW_VS_PROG_DATA */
+ brw_upload_ubo_surfaces(brw, prog, &brw->vs.base, brw->vs.base.prog_data);
}
+const struct brw_tracked_state brw_vs_ubo_surfaces = {
+ .dirty = {
+ .mesa = _NEW_PROGRAM,
+ .brw = BRW_NEW_BATCH |
+ BRW_NEW_UNIFORM_BUFFER |
+ BRW_NEW_VS_PROG_DATA,
+ },
+ .emit = brw_upload_vs_ubo_surfaces,
+};
static void
-prepare_vs_surfaces(struct brw_context *brw)
+brw_upload_vs_image_surfaces(struct brw_context *brw)
{
- int nr_surfaces = 0;
-
- if (brw->vs.const_bo) {
- brw_add_validated_bo(brw, brw->vs.const_bo);
- nr_surfaces = 1;
- }
-
- if (brw->vs.nr_surfaces != nr_surfaces) {
- brw->state.dirty.brw |= BRW_NEW_NR_VS_SURFACES;
- brw->vs.nr_surfaces = nr_surfaces;
- }
-}
-
-/**
- * Vertex shader surfaces (constant buffer).
- *
- * This consumes the state updates for the constant buffer needing
- * to be updated, and produces BRW_NEW_NR_VS_SURFACES for the VS unit and
- * CACHE_NEW_SURF_BIND for the binding table upload.
- */
-static void upload_vs_surfaces(struct brw_context *brw)
-{
- struct gl_context *ctx = &brw->intel.ctx;
- uint32_t *bind;
- int i;
-
- /* BRW_NEW_NR_VS_SURFACES */
- if (brw->vs.nr_surfaces == 0) {
- if (brw->vs.bind_bo_offset) {
- brw->state.dirty.brw |= BRW_NEW_VS_BINDING_TABLE;
- }
- brw->vs.bind_bo_offset = 0;
- return;
- }
-
- brw_update_vs_constant_surface(ctx, SURF_INDEX_VERT_CONST_BUFFER);
-
- /* Might want to calculate nr_surfaces first, to avoid taking up so much
- * space for the binding table. (once we have vs samplers)
- */
- bind = brw_state_batch(brw, AUB_TRACE_SURFACE_STATE,
- sizeof(uint32_t) * BRW_VS_MAX_SURF,
- 32, &brw->vs.bind_bo_offset);
+ /* BRW_NEW_VERTEX_PROGRAM */
+ const struct gl_program *vp = brw->programs[MESA_SHADER_VERTEX];
- for (i = 0; i < BRW_VS_MAX_SURF; i++) {
- /* BRW_NEW_VS_CONSTBUF */
- bind[i] = brw->vs.surf_offset[i];
+ if (vp) {
+ /* BRW_NEW_VS_PROG_DATA, BRW_NEW_IMAGE_UNITS, _NEW_TEXTURE */
+ brw_upload_image_surfaces(brw, vp, &brw->vs.base,
+ brw->vs.base.prog_data);
}
-
- brw->state.dirty.brw |= BRW_NEW_VS_BINDING_TABLE;
}
-const struct brw_tracked_state brw_vs_surfaces = {
+const struct brw_tracked_state brw_vs_image_surfaces = {
.dirty = {
- .mesa = 0,
- .brw = (BRW_NEW_VS_CONSTBUF |
- BRW_NEW_NR_VS_SURFACES |
- BRW_NEW_BATCH),
- .cache = 0
+ .mesa = _NEW_TEXTURE,
+ .brw = BRW_NEW_BATCH |
+ BRW_NEW_AUX_STATE |
+ BRW_NEW_IMAGE_UNITS |
+ BRW_NEW_VERTEX_PROGRAM |
+ BRW_NEW_VS_PROG_DATA,
},
- .prepare = prepare_vs_surfaces,
- .emit = upload_vs_surfaces,
+ .emit = brw_upload_vs_image_surfaces,
};