#include "brw_state.h"
#include "brw_clip.h"
+#include "glsl/ralloc.h"
+
#define FRONT_UNFILLED_BIT 0x1
#define BACK_UNFILLED_BIT 0x2
static void compile_clip_prog( struct brw_context *brw,
struct brw_clip_prog_key *key )
{
- struct intel_context *intel = &brw->intel;
struct brw_clip_compile c;
const GLuint *program;
+ void *mem_ctx;
GLuint program_size;
- GLuint delta;
GLuint i;
memset(&c, 0, sizeof(c));
+
+ mem_ctx = ralloc_context(NULL);
/* Begin the compilation:
*/
- brw_init_compile(brw, &c.func);
+ brw_init_compile(brw, &c.func, mem_ctx);
c.func.single_program_flow = 1;
c.key = *key;
+ c.vue_map = brw->vue_map_geom_out;
- /* Need to locate the two positions present in vertex + header.
- * These are currently hardcoded:
- */
- c.header_position_offset = ATTR_SIZE;
-
- if (intel->gen == 5)
- delta = 3 * REG_SIZE;
- else
- delta = REG_SIZE;
+ c.has_flat_shading =
+ brw_any_flat_varyings(&key->interpolation_mode);
+ c.has_noperspective_shading =
+ brw_any_noperspective_varyings(&key->interpolation_mode);
- for (i = 0; i < VERT_RESULT_MAX; i++)
- if (c.key.attrs & BITFIELD64_BIT(i)) {
- c.offset[i] = delta;
- delta += ATTR_SIZE;
- }
-
- c.nr_attrs = brw_count_bits(c.key.attrs);
-
- if (intel->gen == 5)
- c.nr_regs = (c.nr_attrs + 1) / 2 + 3; /* are vertices packed, or reg-aligned? */
- else
- c.nr_regs = (c.nr_attrs + 1) / 2 + 1; /* are vertices packed, or reg-aligned? */
-
- c.nr_bytes = c.nr_regs * REG_SIZE;
+ /* nr_regs is the number of registers filled by reading data from the VUE.
+ * This program accesses the entire VUE, so nr_regs needs to be the size of
+ * the VUE (measured in pairs, since two slots are stored in each
+ * register).
+ */
+ c.nr_regs = (c.vue_map.num_slots + 1)/2;
c.prog_data.clip_mode = c.key.clip_mode; /* XXX */
*/
program = brw_get_program(&c.func, &program_size);
- if (INTEL_DEBUG & DEBUG_CLIP) {
+ if (unlikely(INTEL_DEBUG & DEBUG_CLIP)) {
printf("clip:\n");
for (i = 0; i < program_size / sizeof(struct brw_instruction); i++)
brw_disasm(stdout, &((struct brw_instruction *)program)[i],
- intel->gen);
+ brw->gen);
printf("\n");
- }
+ }
- /* Upload
- */
- drm_intel_bo_unreference(brw->clip.prog_bo);
- brw->clip.prog_bo = brw_upload_cache_with_auxdata(&brw->cache,
- BRW_CLIP_PROG,
- &c.key, sizeof(c.key),
- NULL, 0,
- program, program_size,
- &c.prog_data,
- sizeof(c.prog_data),
- &brw->clip.prog_data);
+ brw_upload_cache(&brw->cache,
+ BRW_CLIP_PROG,
+ &c.key, sizeof(c.key),
+ program, program_size,
+ &c.prog_data, sizeof(c.prog_data),
+ &brw->clip.prog_offset, &brw->clip.prog_data);
+ ralloc_free(mem_ctx);
}
/* Calculate interpolants for triangle and line rasterization.
*/
-static void upload_clip_prog(struct brw_context *brw)
+static void
+brw_upload_clip_prog(struct brw_context *brw)
{
- struct intel_context *intel = &brw->intel;
- GLcontext *ctx = &intel->ctx;
+ struct gl_context *ctx = &brw->ctx;
struct brw_clip_prog_key key;
memset(&key, 0, sizeof(key));
/* Populate the key:
*/
+
+ /* BRW_NEW_INTERPOLATION_MAP */
+ key.interpolation_mode = brw->interpolation_mode;
+
/* BRW_NEW_REDUCED_PRIMITIVE */
- key.primitive = brw->intel.reduced_primitive;
- /* CACHE_NEW_VS_PROG */
- key.attrs = brw->vs.prog_data->outputs_written;
+ key.primitive = brw->reduced_primitive;
+ /* BRW_NEW_VUE_MAP_GEOM_OUT */
+ key.attrs = brw->vue_map_geom_out.slots_valid;
+
/* _NEW_LIGHT */
- key.do_flat_shading = (ctx->Light.ShadeModel == GL_FLAT);
key.pv_first = (ctx->Light.ProvokingVertex == GL_FIRST_VERTEX_CONVENTION);
- /* _NEW_TRANSFORM */
- key.nr_userclip = brw_count_bits(ctx->Transform.ClipPlanesEnabled);
+ /* _NEW_TRANSFORM (also part of VUE map)*/
+ if (ctx->Transform.ClipPlanesEnabled)
+ key.nr_userclip = _mesa_logbase2(ctx->Transform.ClipPlanesEnabled) + 1;
- if (intel->gen == 5)
+ if (brw->gen == 5)
key.clip_mode = BRW_CLIPMODE_KERNEL_CLIP;
else
key.clip_mode = BRW_CLIPMODE_NORMAL;
if (offset_back || offset_front) {
/* _NEW_POLYGON, _NEW_BUFFERS */
- key.offset_units = ctx->Polygon.OffsetUnits * brw->intel.polygon_offset_scale;
+ key.offset_units = ctx->Polygon.OffsetUnits * ctx->DrawBuffer->_MRD * 2;
key.offset_factor = ctx->Polygon.OffsetFactor * ctx->DrawBuffer->_MRD;
}
}
}
- drm_intel_bo_unreference(brw->clip.prog_bo);
- brw->clip.prog_bo = brw_search_cache(&brw->cache, BRW_CLIP_PROG,
- &key, sizeof(key),
- NULL, 0,
- &brw->clip.prog_data);
- if (brw->clip.prog_bo == NULL)
+ if (!brw_search_cache(&brw->cache, BRW_CLIP_PROG,
+ &key, sizeof(key),
+ &brw->clip.prog_offset, &brw->clip.prog_data)) {
compile_clip_prog( brw, &key );
+ }
}
_NEW_TRANSFORM |
_NEW_POLYGON |
_NEW_BUFFERS),
- .brw = (BRW_NEW_REDUCED_PRIMITIVE),
- .cache = CACHE_NEW_VS_PROG
+ .brw = (BRW_NEW_REDUCED_PRIMITIVE |
+ BRW_NEW_VUE_MAP_GEOM_OUT |
+ BRW_NEW_INTERPOLATION_MAP)
},
- .prepare = upload_clip_prog
+ .emit = brw_upload_clip_prog
};