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-rw-r--r--src/mesa/drivers/dri/i965/Makefile1
-rw-r--r--src/mesa/drivers/dri/i965/brw_curbe.c15
-rw-r--r--src/mesa/drivers/dri/i965/brw_misc_state.c5
-rw-r--r--src/mesa/drivers/dri/i965/brw_state.h20
-rw-r--r--src/mesa/drivers/dri/i965/brw_state_upload.c3
-rw-r--r--src/mesa/drivers/dri/i965/brw_vs_surface_state.c226
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_surface_state.c171
7 files changed, 255 insertions, 186 deletions
diff --git a/src/mesa/drivers/dri/i965/Makefile b/src/mesa/drivers/dri/i965/Makefile
index 2934414d99a..4913c25f74c 100644
--- a/src/mesa/drivers/dri/i965/Makefile
+++ b/src/mesa/drivers/dri/i965/Makefile
@@ -69,6 +69,7 @@ DRIVER_SOURCES = \
brw_vs_constval.c \
brw_vs_emit.c \
brw_vs_state.c \
+ brw_vs_surface_state.c \
brw_vtbl.c \
brw_wm.c \
brw_wm_debug.c \
diff --git a/src/mesa/drivers/dri/i965/brw_curbe.c b/src/mesa/drivers/dri/i965/brw_curbe.c
index 05a685af3da..7bd5021346e 100644
--- a/src/mesa/drivers/dri/i965/brw_curbe.c
+++ b/src/mesa/drivers/dri/i965/brw_curbe.c
@@ -363,20 +363,6 @@ update_constant_buffer(struct brw_context *brw,
}
-/** Copy current vertex program's parameters into the constant buffer */
-static void
-update_vertex_constant_buffer(struct brw_context *brw)
-{
- struct brw_vertex_program *vp =
- (struct brw_vertex_program *) brw->vertex_program;
- if (0) {
- printf("update VS constants in buffer %p vp = %p\n", vp->const_buffer, vp);
- printf("program %u\n", vp->program.Base.Id);
- }
- if (vp->use_const_buffer)
- update_constant_buffer(brw, vp->program.Base.Parameters, vp->const_buffer);
-}
-
/** Copy current fragment program's parameters into the constant buffer */
static void
@@ -398,7 +384,6 @@ static void emit_constant_buffer(struct brw_context *brw)
struct intel_context *intel = &brw->intel;
GLuint sz = brw->curbe.total_size;
- update_vertex_constant_buffer(brw);
update_fragment_constant_buffer(brw);
BEGIN_BATCH(2, IGNORE_CLIPRECTS);
diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c
index 9bc5c35139c..4784254bc7d 100644
--- a/src/mesa/drivers/dri/i965/brw_misc_state.c
+++ b/src/mesa/drivers/dri/i965/brw_misc_state.c
@@ -118,7 +118,10 @@ static void upload_binding_table_pointers(struct brw_context *brw)
BEGIN_BATCH(6, IGNORE_CLIPRECTS);
OUT_BATCH(CMD_BINDING_TABLE_PTRS << 16 | (6 - 2));
- OUT_RELOC(brw->vs.bind_bo, I915_GEM_DOMAIN_SAMPLER, 0, 0); /* vs */
+ if (brw->vs.bind_bo != NULL)
+ OUT_RELOC(brw->vs.bind_bo, I915_GEM_DOMAIN_SAMPLER, 0, 0); /* vs */
+ else
+ OUT_BATCH(0);
OUT_BATCH(0); /* gs */
OUT_BATCH(0); /* clip */
OUT_BATCH(0); /* sf */
diff --git a/src/mesa/drivers/dri/i965/brw_state.h b/src/mesa/drivers/dri/i965/brw_state.h
index 7ea2fc113ca..1171e61ad4c 100644
--- a/src/mesa/drivers/dri/i965/brw_state.h
+++ b/src/mesa/drivers/dri/i965/brw_state.h
@@ -72,6 +72,7 @@ const struct brw_tracked_state brw_sf_vp;
const struct brw_tracked_state brw_state_base_address;
const struct brw_tracked_state brw_urb_fence;
const struct brw_tracked_state brw_vertex_state;
+const struct brw_tracked_state brw_vs_surfaces;
const struct brw_tracked_state brw_vs_prog;
const struct brw_tracked_state brw_vs_unit;
const struct brw_tracked_state brw_wm_input_sizes;
@@ -91,6 +92,20 @@ const struct brw_tracked_state brw_drawing_rect;
const struct brw_tracked_state brw_indices;
const struct brw_tracked_state brw_vertices;
+/**
+ * Use same key for WM and VS surfaces.
+ */
+struct brw_surface_key {
+ GLenum target, depthmode;
+ dri_bo *bo;
+ GLint format, internal_format;
+ GLint first_level, last_level;
+ GLint width, height, depth;
+ GLint pitch, cpp;
+ uint32_t tiling;
+ GLuint offset;
+};
+
/***********************************************************************
* brw_state.c
*/
@@ -150,4 +165,9 @@ GLboolean brw_cached_batch_struct( struct brw_context *brw,
void brw_destroy_batch_cache( struct brw_context *brw );
void brw_clear_batch_cache_flush( struct brw_context *brw );
+/* brw_wm_surface_state.c */
+dri_bo *
+brw_create_constant_surface( struct brw_context *brw,
+ struct brw_surface_key *key );
+
#endif
diff --git a/src/mesa/drivers/dri/i965/brw_state_upload.c b/src/mesa/drivers/dri/i965/brw_state_upload.c
index 2641bcb2aa8..4c1ffe81c93 100644
--- a/src/mesa/drivers/dri/i965/brw_state_upload.c
+++ b/src/mesa/drivers/dri/i965/brw_state_upload.c
@@ -62,7 +62,8 @@ const struct brw_tracked_state *atoms[] =
&brw_cc_vp,
&brw_cc_unit,
- &brw_wm_surfaces, /* must do before samplers */
+ &brw_vs_surfaces, /* must do before unit */
+ &brw_wm_surfaces, /* must do before samplers and unit */
&brw_wm_samplers,
&brw_wm_unit,
diff --git a/src/mesa/drivers/dri/i965/brw_vs_surface_state.c b/src/mesa/drivers/dri/i965/brw_vs_surface_state.c
new file mode 100644
index 00000000000..89f47522a1c
--- /dev/null
+++ b/src/mesa/drivers/dri/i965/brw_vs_surface_state.c
@@ -0,0 +1,226 @@
+/*
+ Copyright (C) Intel Corp. 2006. All Rights Reserved.
+ Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
+ develop this 3D driver.
+
+ 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 COPYRIGHT OWNER(S) 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.
+
+ **********************************************************************/
+ /*
+ * Authors:
+ * Keith Whitwell <[email protected]>
+ */
+
+#include "main/mtypes.h"
+#include "main/texformat.h"
+#include "main/texstore.h"
+#include "shader/prog_parameter.h"
+
+#include "brw_context.h"
+#include "brw_state.h"
+#include "brw_defines.h"
+
+/* Creates a new VS constant buffer reflecting the current VS program's
+ * constants, if needed by the VS program.
+ *
+ * Otherwise, constants go through the CURBEs using the brw_constant_buffer
+ * state atom.
+ */
+static drm_intel_bo *
+brw_vs_update_constant_buffer(struct brw_context *brw)
+{
+ 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);
+ drm_intel_bo *const_buffer;
+
+ /* BRW_NEW_VERTEX_PROGRAM */
+ if (!vp->use_const_buffer)
+ return NULL;
+
+ const_buffer = drm_intel_bo_alloc(intel->bufmgr, "vp_const_buffer",
+ size, 64);
+
+ /* _NEW_PROGRAM_CONSTANTS */
+ dri_bo_subdata(const_buffer, 0, size, params->ParameterValues);
+
+ return const_buffer;
+}
+
+/**
+ * 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( GLcontext *ctx,
+ GLuint surf)
+{
+ struct brw_context *brw = brw_context(ctx);
+ struct brw_surface_key key;
+ 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 we're in this state update atom, we need to update VS constants, so
+ * free the old buffer and create a new one for the new contents.
+ */
+ dri_bo_unreference(vp->const_buffer);
+ vp->const_buffer = brw_vs_update_constant_buffer(brw);
+
+ /* If there's no constant buffer, then no surface BO is needed to point at
+ * it.
+ */
+ if (vp->const_buffer == 0) {
+ drm_intel_bo_unreference(brw->vs.surf_bo[surf]);
+ brw->vs.surf_bo[surf] = NULL;
+ return;
+ }
+
+ memset(&key, 0, sizeof(key));
+
+ key.format = MESA_FORMAT_RGBA_FLOAT32;
+ key.internal_format = GL_RGBA;
+ key.bo = vp->const_buffer;
+ key.depthmode = GL_NONE;
+ key.pitch = params->NumParameters;
+ key.width = params->NumParameters;
+ key.height = 1;
+ key.depth = 1;
+ key.cpp = 16;
+
+ /*
+ printf("%s:\n", __FUNCTION__);
+ printf(" width %d height %d depth %d cpp %d pitch %d\n",
+ key.width, key.height, key.depth, key.cpp, key.pitch);
+ */
+
+ drm_intel_bo_unreference(brw->vs.surf_bo[surf]);
+ brw->vs.surf_bo[surf] = brw_search_cache(&brw->surface_cache,
+ BRW_SS_SURFACE,
+ &key, sizeof(key),
+ &key.bo, key.bo ? 1 : 0,
+ NULL);
+ if (brw->vs.surf_bo[surf] == NULL) {
+ brw->vs.surf_bo[surf] = brw_create_constant_surface(brw, &key);
+ }
+}
+
+
+/**
+ * Constructs the binding table for the VS surface state.
+ */
+static dri_bo *
+brw_vs_get_binding_table(struct brw_context *brw)
+{
+ dri_bo *bind_bo;
+
+ bind_bo = brw_search_cache(&brw->surface_cache, BRW_SS_SURF_BIND,
+ NULL, 0,
+ brw->vs.surf_bo, BRW_VS_MAX_SURF,
+ NULL);
+
+ if (bind_bo == NULL) {
+ GLuint data_size = BRW_VS_MAX_SURF * sizeof(GLuint);
+ uint32_t *data = malloc(data_size);
+ int i;
+
+ for (i = 0; i < BRW_VS_MAX_SURF; i++)
+ if (brw->vs.surf_bo[i])
+ data[i] = brw->vs.surf_bo[i]->offset;
+ else
+ data[i] = 0;
+
+ bind_bo = brw_upload_cache( &brw->surface_cache, BRW_SS_SURF_BIND,
+ NULL, 0,
+ brw->vs.surf_bo, BRW_VS_MAX_SURF,
+ data, data_size,
+ NULL, NULL);
+
+ /* Emit binding table relocations to surface state */
+ for (i = 0; i < BRW_VS_MAX_SURF; i++) {
+ if (brw->vs.surf_bo[i] != NULL) {
+ /* The presumed offsets were set in the data values for
+ * brw_upload_cache.
+ */
+ drm_intel_bo_emit_reloc(bind_bo, i * 4,
+ brw->vs.surf_bo[i], 0,
+ I915_GEM_DOMAIN_INSTRUCTION, 0);
+ }
+ }
+
+ free(data);
+ }
+
+ return bind_bo;
+}
+
+/**
+ * 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 prepare_vs_surfaces(struct brw_context *brw )
+{
+ GLcontext *ctx = &brw->intel.ctx;
+ int i;
+ int nr_surfaces = 0;
+
+ brw_update_vs_constant_surface(ctx, SURF_INDEX_VERT_CONST_BUFFER);
+
+ for (i = 0; i < BRW_VS_MAX_SURF; i++) {
+ if (brw->vs.surf_bo[i] != NULL) {
+ nr_surfaces = i + 1;
+ }
+ }
+
+ if (brw->vs.nr_surfaces != nr_surfaces) {
+ brw->state.dirty.brw |= BRW_NEW_NR_VS_SURFACES;
+ brw->vs.nr_surfaces = nr_surfaces;
+ }
+
+ /* Note that we don't end up updating the bind_bo if we don't have a
+ * surface to be pointing at. This should be relatively harmless, as it
+ * just slightly increases our working set size.
+ */
+ if (brw->vs.nr_surfaces != 0) {
+ dri_bo_unreference(brw->vs.bind_bo);
+ brw->vs.bind_bo = brw_vs_get_binding_table(brw);
+ }
+}
+
+const struct brw_tracked_state brw_vs_surfaces = {
+ .dirty = {
+ .mesa = (_NEW_PROGRAM_CONSTANTS),
+ .brw = (BRW_NEW_VERTEX_PROGRAM),
+ .cache = 0
+ },
+ .prepare = prepare_vs_surfaces,
+};
+
+
+
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index ad28c78f696..052bcf342ce 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -176,22 +176,6 @@ static GLuint translate_tex_format( GLuint mesa_format, GLenum internal_format,
}
}
-
-/**
- * Use same key for WM and VS surfaces.
- */
-struct brw_surface_key {
- GLenum target, depthmode;
- dri_bo *bo;
- GLint format, internal_format;
- GLint first_level, last_level;
- GLint width, height, depth;
- GLint pitch, cpp;
- uint32_t tiling;
- GLuint offset;
-};
-
-
static void
brw_set_surface_tiling(struct brw_surface_state *surf, uint32_t tiling)
{
@@ -337,7 +321,7 @@ brw_update_texture_surface( GLcontext *ctx, GLuint unit )
* Create the constant buffer surface. Vertex/fragment shader constants will be
* read from this buffer with Data Port Read instructions/messages.
*/
-static dri_bo *
+dri_bo *
brw_create_constant_surface( struct brw_context *brw,
struct brw_surface_key *key )
{
@@ -450,71 +434,6 @@ brw_update_wm_constant_surface( GLcontext *ctx,
/**
- * Update the surface state for a VS constant buffer.
- * The constant buffer will be (re)allocated here if needed.
- */
-static dri_bo *
-brw_update_vs_constant_surface( GLcontext *ctx,
- GLuint surf,
- dri_bo *const_buffer,
- const struct gl_program_parameter_list *params)
-{
- struct brw_context *brw = brw_context(ctx);
- struct brw_surface_key key;
- struct intel_context *intel = &brw->intel;
- const int size = params->NumParameters * 4 * sizeof(GLfloat);
- struct brw_vertex_program *vp =
- (struct brw_vertex_program *) brw->vertex_program;
-
- assert(surf == 0);
-
- /* We always create a new VS constant buffer so that several can be
- * in flight at a time. Free the old one first...
- */
- dri_bo_unreference(const_buffer);
-
- if (!vp->use_const_buffer) {
- brw->vs.surf_bo[surf] = NULL;
- return NULL;
- }
-
- /* alloc new buffer */
- const_buffer =
- drm_intel_bo_alloc(intel->bufmgr, "vp_const_buffer", size, 64);
-
- memset(&key, 0, sizeof(key));
-
- key.format = MESA_FORMAT_RGBA_FLOAT32;
- key.internal_format = GL_RGBA;
- key.bo = const_buffer;
- key.depthmode = GL_NONE;
- key.pitch = params->NumParameters;
- key.width = params->NumParameters;
- key.height = 1;
- key.depth = 1;
- key.cpp = 16;
-
- /*
- printf("%s:\n", __FUNCTION__);
- printf(" width %d height %d depth %d cpp %d pitch %d\n",
- key.width, key.height, key.depth, key.cpp, key.pitch);
- */
-
- dri_bo_unreference(brw->vs.surf_bo[surf]);
- brw->vs.surf_bo[surf] = brw_search_cache(&brw->surface_cache,
- BRW_SS_SURFACE,
- &key, sizeof(key),
- &key.bo, key.bo ? 1 : 0,
- NULL);
- if (brw->vs.surf_bo[surf] == NULL) {
- brw->vs.surf_bo[surf] = brw_create_constant_surface(brw, &key);
- }
-
- return const_buffer;
-}
-
-
-/**
* Sets up a surface state structure to point at the given region.
* While it is only used for the front/back buffer currently, it should be
* usable for further buffers when doing ARB_draw_buffer support.
@@ -753,92 +672,6 @@ static void prepare_wm_surfaces(struct brw_context *brw )
brw->state.dirty.brw |= BRW_NEW_NR_WM_SURFACES;
}
-
-/**
- * Constructs the binding table for the VS surface state.
- */
-static dri_bo *
-brw_vs_get_binding_table(struct brw_context *brw)
-{
- dri_bo *bind_bo;
-
- assert(brw->vs.nr_surfaces <= BRW_VS_MAX_SURF);
-
- bind_bo = brw_search_cache(&brw->surface_cache, BRW_SS_SURF_BIND,
- NULL, 0,
- brw->vs.surf_bo, brw->vs.nr_surfaces,
- NULL);
-
- if (bind_bo == NULL) {
- GLuint data_size = brw->vs.nr_surfaces * sizeof(GLuint);
- uint32_t *data = malloc(data_size);
- int i;
-
- for (i = 0; i < brw->vs.nr_surfaces; i++)
- if (brw->vs.surf_bo[i])
- data[i] = brw->vs.surf_bo[i]->offset;
- else
- data[i] = 0;
-
- bind_bo = brw_upload_cache( &brw->surface_cache, BRW_SS_SURF_BIND,
- NULL, 0,
- brw->vs.surf_bo, brw->vs.nr_surfaces,
- data, data_size,
- NULL, NULL);
-
- /* Emit binding table relocations to surface state */
- for (i = 0; i < BRW_VS_MAX_SURF; i++) {
- if (brw->vs.surf_bo[i] != NULL) {
- dri_bo_emit_reloc(bind_bo,
- I915_GEM_DOMAIN_INSTRUCTION, 0,
- 0,
- i * sizeof(GLuint),
- brw->vs.surf_bo[i]);
- }
- }
-
- free(data);
- }
-
- return bind_bo;
-}
-
-
-/**
- * Vertex shader surfaces (constant buffer).
- */
-static void prepare_vs_surfaces(struct brw_context *brw )
-{
- GLcontext *ctx = &brw->intel.ctx;
-
- /* Update surface / buffer for vertex shader constant buffer */
- {
- const GLuint surf = SURF_INDEX_VERT_CONST_BUFFER;
- struct brw_vertex_program *vp =
- (struct brw_vertex_program *) brw->vertex_program;
- vp->const_buffer =
- brw_update_vs_constant_surface(ctx, surf, vp->const_buffer,
- vp->program.Base.Parameters);
-
- brw->vs.nr_surfaces = 1;
- }
-
- dri_bo_unreference(brw->vs.bind_bo);
- brw->vs.bind_bo = brw_vs_get_binding_table(brw);
-
- if (1)
- brw->state.dirty.brw |= BRW_NEW_NR_VS_SURFACES;
-}
-
-
-static void
-prepare_surfaces(struct brw_context *brw)
-{
- prepare_wm_surfaces(brw);
- prepare_vs_surfaces(brw);
-}
-
-
const struct brw_tracked_state brw_wm_surfaces = {
.dirty = {
.mesa = (_NEW_COLOR |
@@ -849,7 +682,7 @@ const struct brw_tracked_state brw_wm_surfaces = {
.brw = (BRW_NEW_CONTEXT),
.cache = 0
},
- .prepare = prepare_surfaces,
+ .prepare = prepare_wm_surfaces,
};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 16:25:55 +0000