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intel: Add support for EXT_provoking_vertex.

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This commit is contained in:
Eric Anholt
2009-08-04 11:28:26 -07:00
parent b010814e9c
commit de80eeea0e
11 changed files with 131 additions and 24 deletions
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8
src/mesa/drivers/dri/i915/i830_context.h
View File

@@ -40,6 +40,7 @@
#define I830_UPLOAD_BUFFERS 0x2
#define I830_UPLOAD_STIPPLE 0x4
#define I830_UPLOAD_INVARIENT 0x8
#define I830_UPLOAD_RASTER_RULES 0x10
#define I830_UPLOAD_TEX(i) (0x10<<(i))
#define I830_UPLOAD_TEXBLEND(i) (0x100<<(i))
#define I830_UPLOAD_TEX_ALL (0x0f0)
@@ -99,6 +100,11 @@
#define I830_TEXBLEND_SIZE 12 /* (4 args + op) * 2 + COLOR_FACTOR */
enum {
I830_RASTER_RULES,
I830_RASTER_RULES_SIZE
};
struct i830_texture_object
{
struct intel_texture_object intel;
@@ -112,6 +118,7 @@ struct i830_hw_state
GLuint Ctx[I830_CTX_SETUP_SIZE];
GLuint Buffer[I830_DEST_SETUP_SIZE];
GLuint Stipple[I830_STP_SETUP_SIZE];
GLuint RasterRules[I830_RASTER_RULES_SIZE];
GLuint Tex[I830_TEX_UNITS][I830_TEX_SETUP_SIZE];
GLuint TexBlend[I830_TEX_UNITS][I830_TEXBLEND_SIZE];
GLuint TexBlendWordsUsed[I830_TEX_UNITS];
@@ -197,6 +204,7 @@ extern void i830InitStateFuncs(struct dd_function_table *functions);
extern void i830EmitState(struct i830_context *i830);
extern void i830InitState(struct i830_context *i830);
extern void i830_update_provoking_vertex(GLcontext *ctx);
/* i830_metaops.c
*/

3
src/mesa/drivers/dri/i915/i830_reg.h
View File

@@ -420,8 +420,11 @@
#define ENABLE_LINE_STRIP_PROVOKE_VRTX (1<<8)
#define ENABLE_TRI_FAN_PROVOKE_VRTX (1<<5)
#define ENABLE_TRI_STRIP_PROVOKE_VRTX (1<<2)
#define LINE_STRIP_PROVOKE_VRTX_MASK (3<<6)
#define LINE_STRIP_PROVOKE_VRTX(x) ((x)<<6)
#define TRI_FAN_PROVOKE_VRTX_MASK (3<<3)
#define TRI_FAN_PROVOKE_VRTX(x) ((x)<<3)
#define TRI_STRIP_PROVOKE_VRTX_MASK (3<<0)
#define TRI_STRIP_PROVOKE_VRTX(x) (x)
/* _3DSTATE_SCISSOR_ENABLE, p200 */

32
src/mesa/drivers/dri/i915/i830_state.c
View File

@@ -1047,6 +1047,16 @@ i830_init_packets(struct i830_context *i830)
TEXBIND_SET1(TEXCOORDSRC_VTXSET_1) |
TEXBIND_SET0(TEXCOORDSRC_VTXSET_0));
i830->state.RasterRules[I830_RASTER_RULES] = (_3DSTATE_RASTER_RULES_CMD |
ENABLE_POINT_RASTER_RULE |
OGL_POINT_RASTER_RULE |
ENABLE_LINE_STRIP_PROVOKE_VRTX |
ENABLE_TRI_FAN_PROVOKE_VRTX |
ENABLE_TRI_STRIP_PROVOKE_VRTX |
LINE_STRIP_PROVOKE_VRTX(1) |
TRI_FAN_PROVOKE_VRTX(2) |
TRI_STRIP_PROVOKE_VRTX(2));
i830->state.Stipple[I830_STPREG_ST0] = _3DSTATE_STIPPLE;
@@ -1058,6 +1068,27 @@ i830_init_packets(struct i830_context *i830)
i830->state.Buffer[I830_DESTREG_SR2] = 0;
}
void
i830_update_provoking_vertex(GLcontext * ctx)
{
struct i830_context *i830 = i830_context(ctx);
I830_STATECHANGE(i830, I830_UPLOAD_RASTER_RULES);
i830->state.RasterRules[I830_RASTER_RULES] &= ~(LINE_STRIP_PROVOKE_VRTX_MASK |
TRI_FAN_PROVOKE_VRTX_MASK |
TRI_STRIP_PROVOKE_VRTX_MASK);
/* _NEW_LIGHT */
if (ctx->Light.ProvokingVertex == GL_LAST_VERTEX_CONVENTION) {
i830->state.RasterRules[I830_RASTER_RULES] |= (LINE_STRIP_PROVOKE_VRTX(1) |
TRI_FAN_PROVOKE_VRTX(2) |
TRI_STRIP_PROVOKE_VRTX(2));
} else {
i830->state.RasterRules[I830_RASTER_RULES] |= (LINE_STRIP_PROVOKE_VRTX(0) |
TRI_FAN_PROVOKE_VRTX(1) |
TRI_STRIP_PROVOKE_VRTX(0));
}
}
void
i830InitStateFuncs(struct dd_function_table *functions)
@@ -1101,6 +1132,7 @@ i830InitState(struct i830_context *i830)
i830->current = &i830->state;
i830->state.emitted = 0;
i830->state.active = (I830_UPLOAD_INVARIENT |
I830_UPLOAD_RASTER_RULES |
I830_UPLOAD_TEXBLEND(0) |
I830_UPLOAD_STIPPLE |
I830_UPLOAD_CTX | I830_UPLOAD_BUFFERS);

27
src/mesa/drivers/dri/i915/i830_vtbl.c
View File

@@ -299,7 +299,7 @@ i830_emit_invarient_state(struct intel_context *intel)
{
BATCH_LOCALS;
BEGIN_BATCH(30, IGNORE_CLIPRECTS);
BEGIN_BATCH(29, IGNORE_CLIPRECTS);
OUT_BATCH(_3DSTATE_DFLT_DIFFUSE_CMD);
OUT_BATCH(0);
@@ -351,15 +351,6 @@ i830_emit_invarient_state(struct intel_context *intel)
OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM);
OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(3));
OUT_BATCH(_3DSTATE_RASTER_RULES_CMD |
ENABLE_POINT_RASTER_RULE |
OGL_POINT_RASTER_RULE |
ENABLE_LINE_STRIP_PROVOKE_VRTX |
ENABLE_TRI_FAN_PROVOKE_VRTX |
ENABLE_TRI_STRIP_PROVOKE_VRTX |
LINE_STRIP_PROVOKE_VRTX(1) |
TRI_FAN_PROVOKE_VRTX(2) | TRI_STRIP_PROVOKE_VRTX(2));
OUT_BATCH(_3DSTATE_VERTEX_TRANSFORM);
OUT_BATCH(DISABLE_VIEWPORT_TRANSFORM | DISABLE_PERSPECTIVE_DIVIDE);
@@ -394,6 +385,9 @@ get_state_size(struct i830_hw_state *state)
if (dirty & I830_UPLOAD_INVARIENT)
sz += 40 * sizeof(int);
if (dirty & I830_UPLOAD_RASTER_RULES)
sz += sizeof(state->RasterRules);
if (dirty & I830_UPLOAD_CTX)
sz += sizeof(state->Ctx);
@@ -486,6 +480,11 @@ i830_emit_state(struct intel_context *intel)
i830_emit_invarient_state(intel);
}
if (dirty & I830_UPLOAD_RASTER_RULES) {
DBG("I830_UPLOAD_RASTER_RULES:\n");
emit(intel, state->RasterRules, sizeof(state->RasterRules));
}
if (dirty & I830_UPLOAD_CTX) {
DBG("I830_UPLOAD_CTX:\n");
emit(intel, state->Ctx, sizeof(state->Ctx));
@@ -737,6 +736,13 @@ i830_assert_not_dirty( struct intel_context *intel )
assert(!get_dirty(state));
}
static void
i830_invalidate_state(struct intel_context *intel, GLuint new_state)
{
if (new_state & _NEW_LIGHT)
i830_update_provoking_vertex(&intel->ctx);
}
void
i830InitVtbl(struct i830_context *i830)
{
@@ -752,4 +758,5 @@ i830InitVtbl(struct i830_context *i830)
i830->intel.vtbl.render_prevalidate = i830_render_prevalidate;
i830->intel.vtbl.assert_not_dirty = i830_assert_not_dirty;
i830->intel.vtbl.finish_batch = intel_finish_vb;
i830->intel.vtbl.invalidate_state = i830_invalidate_state;
}

2
src/mesa/drivers/dri/i915/i915_context.c
View File

@@ -77,6 +77,8 @@ i915InvalidateState(GLcontext * ctx, GLuint new_state)
i915_update_fog(ctx);
if (new_state & (_NEW_STENCIL | _NEW_BUFFERS | _NEW_POLYGON))
i915_update_stencil(ctx);
if (new_state & (_NEW_LIGHT))
i915_update_provoking_vertex(ctx);
}

7
src/mesa/drivers/dri/i915/i915_context.h
View File

@@ -48,6 +48,7 @@
#define I915_UPLOAD_FOG 0x20
#define I915_UPLOAD_INVARIENT 0x40
#define I915_UPLOAD_DEFAULTS 0x80
#define I915_UPLOAD_RASTER_RULES 0x100
#define I915_UPLOAD_TEX(i) (0x00010000<<(i))
#define I915_UPLOAD_TEX_ALL (0x00ff0000)
#define I915_UPLOAD_TEX_0_SHIFT 16
@@ -112,6 +113,10 @@
#define I915_DEFREG_Z1 5
#define I915_DEF_SETUP_SIZE 6
enum {
I915_RASTER_RULES,
I915_RASTER_RULES_SETUP_SIZE,
};
#define I915_MAX_CONSTANT 32
#define I915_CONSTANT_SIZE (2+(4*I915_MAX_CONSTANT))
@@ -208,6 +213,7 @@ struct i915_hw_state
GLuint Stipple[I915_STP_SETUP_SIZE];
GLuint Fog[I915_FOG_SETUP_SIZE];
GLuint Defaults[I915_DEF_SETUP_SIZE];
GLuint RasterRules[I915_RASTER_RULES_SETUP_SIZE];
GLuint Tex[I915_TEX_UNITS][I915_TEX_SETUP_SIZE];
GLuint Constant[I915_CONSTANT_SIZE];
GLuint ConstantSize;
@@ -324,6 +330,7 @@ extern void i915InitStateFunctions(struct dd_function_table *functions);
extern void i915InitState(struct i915_context *i915);
extern void i915_update_fog(GLcontext * ctx);
extern void i915_update_stencil(GLcontext * ctx);
extern void i915_update_provoking_vertex(GLcontext *ctx);
/*======================================================================

2
src/mesa/drivers/dri/i915/i915_reg.h
View File

@@ -297,7 +297,9 @@
#define TEXKILL_4D (1<<9)
#define ENABLE_LINE_STRIP_PROVOKE_VRTX (1<<8)
#define ENABLE_TRI_FAN_PROVOKE_VRTX (1<<5)
#define LINE_STRIP_PROVOKE_VRTX_MASK (3 << 6)
#define LINE_STRIP_PROVOKE_VRTX(x) ((x)<<6)
#define TRI_FAN_PROVOKE_VRTX_MASK (3 << 3)
#define TRI_FAN_PROVOKE_VRTX(x) ((x)<<3)
/* _3DSTATE_SCISSOR_ENABLE, p256 */

35
src/mesa/drivers/dri/i915/i915_state.c
View File

@@ -1033,6 +1033,13 @@ i915_init_packets(struct i915_context *i915)
i915->state.Buffer[I915_DESTREG_SR2] = 0;
}
i915->state.RasterRules[I915_RASTER_RULES] = _3DSTATE_RASTER_RULES_CMD |
ENABLE_POINT_RASTER_RULE |
OGL_POINT_RASTER_RULE |
ENABLE_LINE_STRIP_PROVOKE_VRTX |
ENABLE_TRI_FAN_PROVOKE_VRTX |
LINE_STRIP_PROVOKE_VRTX(1) |
TRI_FAN_PROVOKE_VRTX(2) | ENABLE_TEXKILL_3D_4D | TEXKILL_4D;
#if 0
{
@@ -1053,7 +1060,33 @@ i915_init_packets(struct i915_context *i915)
i915->state.active = (I915_UPLOAD_PROGRAM |
I915_UPLOAD_STIPPLE |
I915_UPLOAD_CTX |
I915_UPLOAD_BUFFERS | I915_UPLOAD_INVARIENT);
I915_UPLOAD_BUFFERS |
I915_UPLOAD_INVARIENT |
I915_UPLOAD_RASTER_RULES);
}
void
i915_update_provoking_vertex(GLcontext * ctx)
{
struct i915_context *i915 = I915_CONTEXT(ctx);
I915_STATECHANGE(i915, I915_UPLOAD_CTX);
i915->state.Ctx[I915_CTXREG_LIS6] &= ~(S6_TRISTRIP_PV_MASK);
I915_STATECHANGE(i915, I915_UPLOAD_RASTER_RULES);
i915->state.RasterRules[I915_RASTER_RULES] &= ~(LINE_STRIP_PROVOKE_VRTX_MASK |
TRI_FAN_PROVOKE_VRTX_MASK);
/* _NEW_LIGHT */
if (ctx->Light.ProvokingVertex == GL_LAST_VERTEX_CONVENTION) {
i915->state.RasterRules[I915_RASTER_RULES] |= (LINE_STRIP_PROVOKE_VRTX(1) |
TRI_FAN_PROVOKE_VRTX(2));
i915->state.Ctx[I915_CTXREG_LIS6] |= (2 << S6_TRISTRIP_PV_SHIFT);
} else {
i915->state.RasterRules[I915_RASTER_RULES] |= (LINE_STRIP_PROVOKE_VRTX(0) |
TRI_FAN_PROVOKE_VRTX(1));
i915->state.Ctx[I915_CTXREG_LIS6] |= (0 << S6_TRISTRIP_PV_SHIFT);
}
}
void

19
src/mesa/drivers/dri/i915/i915_vtbl.c
View File

@@ -176,7 +176,7 @@ i915_emit_invarient_state(struct intel_context *intel)
{
BATCH_LOCALS;
BEGIN_BATCH(18, IGNORE_CLIPRECTS);
BEGIN_BATCH(17, IGNORE_CLIPRECTS);
OUT_BATCH(_3DSTATE_AA_CMD |
AA_LINE_ECAAR_WIDTH_ENABLE |
@@ -200,14 +200,6 @@ i915_emit_invarient_state(struct intel_context *intel)
CSB_TCB(3, 3) |
CSB_TCB(4, 4) | CSB_TCB(5, 5) | CSB_TCB(6, 6) | CSB_TCB(7, 7));
OUT_BATCH(_3DSTATE_RASTER_RULES_CMD |
ENABLE_POINT_RASTER_RULE |
OGL_POINT_RASTER_RULE |
ENABLE_LINE_STRIP_PROVOKE_VRTX |
ENABLE_TRI_FAN_PROVOKE_VRTX |
LINE_STRIP_PROVOKE_VRTX(1) |
TRI_FAN_PROVOKE_VRTX(2) | ENABLE_TEXKILL_3D_4D | TEXKILL_4D);
/* Need to initialize this to zero.
*/
OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 | I1_LOAD_S(3) | (0));
@@ -258,6 +250,9 @@ get_state_size(struct i915_hw_state *state)
if (dirty & I915_UPLOAD_INVARIENT)
sz += 30 * 4;
if (dirty & I915_UPLOAD_RASTER_RULES)
sz += sizeof(state->RasterRules);
if (dirty & I915_UPLOAD_CTX)
sz += sizeof(state->Ctx);
@@ -366,6 +361,12 @@ i915_emit_state(struct intel_context *intel)
i915_emit_invarient_state(intel);
}
if (dirty & I915_UPLOAD_RASTER_RULES) {
if (INTEL_DEBUG & DEBUG_STATE)
fprintf(stderr, "I915_UPLOAD_RASTER_RULES:\n");
emit(intel, state->RasterRules, sizeof(state->RasterRules));
}
if (dirty & I915_UPLOAD_CTX) {
if (INTEL_DEBUG & DEBUG_STATE)
fprintf(stderr, "I915_UPLOAD_CTX:\n");

18
src/mesa/drivers/dri/i965/brw_sf_state.c
View File

@@ -113,7 +113,7 @@ struct brw_sf_unit_key {
unsigned int nr_urb_entries, urb_size, sfsize;
GLenum front_face, cull_face;
GLenum front_face, cull_face, provoking_vertex;
unsigned scissor:1;
unsigned line_smooth:1;
unsigned point_sprite:1;
@@ -153,6 +153,9 @@ sf_unit_populate_key(struct brw_context *brw, struct brw_sf_unit_key *key)
key->point_size = CLAMP(ctx->Point.Size, ctx->Point.MinSize, ctx->Point.MaxSize);
key->point_attenuated = ctx->Point._Attenuated;
/* _NEW_LIGHT */
key->provoking_vertex = ctx->Light.ProvokingVertex;
key->render_to_fbo = brw->intel.ctx.DrawBuffer->Name != 0;
}
@@ -284,9 +287,15 @@ sf_unit_create_from_key(struct brw_context *brw, struct brw_sf_unit_key *key,
/* might be BRW_NEW_PRIMITIVE if we have to adjust pv for polygons:
*/
sf.sf7.trifan_pv = 2;
sf.sf7.linestrip_pv = 1;
sf.sf7.tristrip_pv = 2;
if (key->provoking_vertex == GL_LAST_VERTEX_CONVENTION) {
sf.sf7.trifan_pv = 2;
sf.sf7.linestrip_pv = 1;
sf.sf7.tristrip_pv = 2;
} else {
sf.sf7.trifan_pv = 1;
sf.sf7.linestrip_pv = 0;
sf.sf7.tristrip_pv = 0;
}
sf.sf7.line_last_pixel_enable = 0;
/* Set bias for OpenGL rasterization rules:
@@ -340,6 +349,7 @@ static void upload_sf_unit( struct brw_context *brw )
const struct brw_tracked_state brw_sf_unit = {
.dirty = {
.mesa = (_NEW_POLYGON |
_NEW_LIGHT |
_NEW_LINE |
_NEW_POINT |
_NEW_SCISSOR |

2
src/mesa/drivers/dri/intel/intel_extensions.c
View File

@@ -48,6 +48,7 @@
#define need_GL_EXT_framebuffer_blit
#define need_GL_EXT_gpu_program_parameters
#define need_GL_EXT_point_parameters
#define need_GL_EXT_provoking_vertex
#define need_GL_EXT_secondary_color
#define need_GL_EXT_stencil_two_side
#define need_GL_APPLE_vertex_array_object
@@ -93,6 +94,7 @@ static const struct dri_extension card_extensions[] = {
{ "GL_EXT_fog_coord", GL_EXT_fog_coord_functions },
{ "GL_EXT_gpu_program_parameters", GL_EXT_gpu_program_parameters_functions },
{ "GL_EXT_packed_depth_stencil", NULL },
{ "GL_EXT_provoking_vertex", GL_EXT_provoking_vertex_functions },
{ "GL_EXT_secondary_color", GL_EXT_secondary_color_functions },
{ "GL_EXT_stencil_wrap", NULL },
{ "GL_EXT_texture_edge_clamp", NULL },