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Diffstat (limited to 'src/mesa/drivers/dri/i915tex/intel_tris.c')
-rw-r--r--src/mesa/drivers/dri/i915tex/intel_tris.c1164
1 files changed, 0 insertions, 1164 deletions
diff --git a/src/mesa/drivers/dri/i915tex/intel_tris.c b/src/mesa/drivers/dri/i915tex/intel_tris.c
deleted file mode 100644
index 48dae9d720..0000000000
--- a/src/mesa/drivers/dri/i915tex/intel_tris.c
+++ /dev/null
@@ -1,1164 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * 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, sub license, 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS 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.
- *
- **************************************************************************/
-
-#include "glheader.h"
-#include "context.h"
-#include "macros.h"
-#include "enums.h"
-#include "texobj.h"
-#include "state.h"
-#include "dd.h"
-
-#include "swrast/swrast.h"
-#include "swrast_setup/swrast_setup.h"
-#include "tnl/t_context.h"
-#include "tnl/t_pipeline.h"
-#include "tnl/t_vertex.h"
-
-#include "intel_screen.h"
-#include "intel_context.h"
-#include "intel_tris.h"
-#include "intel_batchbuffer.h"
-#include "intel_buffers.h"
-#include "intel_reg.h"
-#include "intel_span.h"
-#include "intel_tex.h"
-
-static void intelRenderPrimitive(GLcontext * ctx, GLenum prim);
-static void intelRasterPrimitive(GLcontext * ctx, GLenum rprim,
- GLuint hwprim);
-
-/*
- */
-static void
-intel_flush_inline_primitive(struct intel_context *intel)
-{
- GLuint used = intel->batch->ptr - intel->prim.start_ptr;
-
- assert(intel->prim.primitive != ~0);
-
-/* _mesa_printf("/\n"); */
-
- if (used < 8)
- goto do_discard;
-
- *(int *) intel->prim.start_ptr = (_3DPRIMITIVE |
- intel->prim.primitive | (used / 4 - 2));
-
- goto finished;
-
- do_discard:
- intel->batch->ptr -= used;
-
- finished:
- intel->prim.primitive = ~0;
- intel->prim.start_ptr = 0;
- intel->prim.flush = 0;
-}
-
-
-/* Emit a primitive referencing vertices in a vertex buffer.
- */
-void
-intelStartInlinePrimitive(struct intel_context *intel,
- GLuint prim, GLuint batch_flags)
-{
- BATCH_LOCALS;
-
- intel->vtbl.emit_state(intel);
-
- /* Need to make sure at the very least that we don't wrap
- * batchbuffers in BEGIN_BATCH below, otherwise the primitive will
- * be emitted to a batchbuffer missing the required full-state
- * preamble.
- */
- if (intel_batchbuffer_space(intel->batch) < 100) {
- intel_batchbuffer_flush(intel->batch);
- intel->vtbl.emit_state(intel);
- }
-
-/* _mesa_printf("%s *", __progname); */
-
- intel_wait_flips(intel, batch_flags);
-
- /* Emit a slot which will be filled with the inline primitive
- * command later.
- */
- BEGIN_BATCH(2, batch_flags);
- OUT_BATCH(0);
-
- intel->prim.start_ptr = intel->batch->ptr;
- intel->prim.primitive = prim;
- intel->prim.flush = intel_flush_inline_primitive;
-
- OUT_BATCH(0);
- ADVANCE_BATCH();
-
-/* _mesa_printf(">"); */
-}
-
-
-void
-intelWrapInlinePrimitive(struct intel_context *intel)
-{
- GLuint prim = intel->prim.primitive;
- GLuint batchflags = intel->batch->flags;
-
- intel_flush_inline_primitive(intel);
- intel_batchbuffer_flush(intel->batch);
- intelStartInlinePrimitive(intel, prim, batchflags); /* ??? */
-}
-
-GLuint *
-intelExtendInlinePrimitive(struct intel_context *intel, GLuint dwords)
-{
- GLuint sz = dwords * sizeof(GLuint);
- GLuint *ptr;
-
- assert(intel->prim.flush == intel_flush_inline_primitive);
-
- if (intel_batchbuffer_space(intel->batch) < sz)
- intelWrapInlinePrimitive(intel);
-
-/* _mesa_printf("."); */
-
- intel->vtbl.assert_not_dirty(intel);
-
- ptr = (GLuint *) intel->batch->ptr;
- intel->batch->ptr += sz;
-
- return ptr;
-}
-
-
-
-/***********************************************************************
- * Emit primitives as inline vertices *
- ***********************************************************************/
-
-#ifdef __i386__
-#define COPY_DWORDS( j, vb, vertsize, v ) \
-do { \
- int __tmp; \
- __asm__ __volatile__( "rep ; movsl" \
- : "=%c" (j), "=D" (vb), "=S" (__tmp) \
- : "0" (vertsize), \
- "D" ((long)vb), \
- "S" ((long)v) ); \
-} while (0)
-#else
-#define COPY_DWORDS( j, vb, vertsize, v ) \
-do { \
- for ( j = 0 ; j < vertsize ; j++ ) { \
- vb[j] = ((GLuint *)v)[j]; \
- } \
- vb += vertsize; \
-} while (0)
-#endif
-
-static void
-intel_draw_quad(struct intel_context *intel,
- intelVertexPtr v0,
- intelVertexPtr v1, intelVertexPtr v2, intelVertexPtr v3)
-{
-#ifndef NO_REND
- GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive(intel, 6 * vertsize);
- int j;
-
- COPY_DWORDS(j, vb, vertsize, v0);
- COPY_DWORDS(j, vb, vertsize, v1);
-
- /* If smooth shading, draw like a trifan which gives better
- * rasterization. Otherwise draw as two triangles with provoking
- * vertex in third position as required for flat shading.
- */
- if (intel->ctx.Light.ShadeModel == GL_FLAT) {
- COPY_DWORDS(j, vb, vertsize, v3);
- COPY_DWORDS(j, vb, vertsize, v1);
- }
- else {
- COPY_DWORDS(j, vb, vertsize, v2);
- COPY_DWORDS(j, vb, vertsize, v0);
- }
-
- COPY_DWORDS(j, vb, vertsize, v2);
- COPY_DWORDS(j, vb, vertsize, v3);
-#endif
-}
-
-static void
-intel_draw_triangle(struct intel_context *intel,
- intelVertexPtr v0, intelVertexPtr v1, intelVertexPtr v2)
-{
-#ifndef NO_REND
- GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive(intel, 3 * vertsize);
- int j;
-
- COPY_DWORDS(j, vb, vertsize, v0);
- COPY_DWORDS(j, vb, vertsize, v1);
- COPY_DWORDS(j, vb, vertsize, v2);
-#endif
-}
-
-
-static void
-intel_draw_line(struct intel_context *intel,
- intelVertexPtr v0, intelVertexPtr v1)
-{
-#ifndef NO_REND
- GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive(intel, 2 * vertsize);
- int j;
-
- COPY_DWORDS(j, vb, vertsize, v0);
- COPY_DWORDS(j, vb, vertsize, v1);
-#endif
-}
-
-
-static void
-intel_draw_point(struct intel_context *intel, intelVertexPtr v0)
-{
-#ifndef NO_REND
- GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive(intel, vertsize);
- int j;
-
- /* Adjust for sub pixel position -- still required for conform. */
- *(float *) &vb[0] = v0->v.x - 0.125;
- *(float *) &vb[1] = v0->v.y - 0.125;
- for (j = 2; j < vertsize; j++)
- vb[j] = v0->ui[j];
-#endif
-}
-
-
-
-/***********************************************************************
- * Fixup for ARB_point_parameters *
- ***********************************************************************/
-
-/* Currently not working - VERT_ATTRIB_POINTSIZE isn't correctly
- * represented in the fragment program InputsRead field.
- */
-static void
-intel_atten_point(struct intel_context *intel, intelVertexPtr v0)
-{
- GLcontext *ctx = &intel->ctx;
- GLfloat psz[4], col[4], restore_psz, restore_alpha;
-
- _tnl_get_attr(ctx, v0, _TNL_ATTRIB_POINTSIZE, psz);
- _tnl_get_attr(ctx, v0, _TNL_ATTRIB_COLOR0, col);
-
- restore_psz = psz[0];
- restore_alpha = col[3];
-
- if (psz[0] >= ctx->Point.Threshold) {
- psz[0] = MIN2(psz[0], ctx->Point.MaxSize);
- }
- else {
- GLfloat dsize = psz[0] / ctx->Point.Threshold;
- psz[0] = MAX2(ctx->Point.Threshold, ctx->Point.MinSize);
- col[3] *= dsize * dsize;
- }
-
- if (psz[0] < 1.0)
- psz[0] = 1.0;
-
- if (restore_psz != psz[0] || restore_alpha != col[3]) {
- _tnl_set_attr(ctx, v0, _TNL_ATTRIB_POINTSIZE, psz);
- _tnl_set_attr(ctx, v0, _TNL_ATTRIB_COLOR0, col);
-
- intel_draw_point(intel, v0);
-
- psz[0] = restore_psz;
- col[3] = restore_alpha;
-
- _tnl_set_attr(ctx, v0, _TNL_ATTRIB_POINTSIZE, psz);
- _tnl_set_attr(ctx, v0, _TNL_ATTRIB_COLOR0, col);
- }
- else
- intel_draw_point(intel, v0);
-}
-
-
-
-
-
-/***********************************************************************
- * Fixup for I915 WPOS texture coordinate *
- ***********************************************************************/
-
-
-
-static void
-intel_wpos_triangle(struct intel_context *intel,
- intelVertexPtr v0, intelVertexPtr v1, intelVertexPtr v2)
-{
- GLuint offset = intel->wpos_offset;
- GLuint size = intel->wpos_size;
-
- __memcpy(((char *) v0) + offset, v0, size);
- __memcpy(((char *) v1) + offset, v1, size);
- __memcpy(((char *) v2) + offset, v2, size);
-
- intel_draw_triangle(intel, v0, v1, v2);
-}
-
-
-static void
-intel_wpos_line(struct intel_context *intel,
- intelVertexPtr v0, intelVertexPtr v1)
-{
- GLuint offset = intel->wpos_offset;
- GLuint size = intel->wpos_size;
-
- __memcpy(((char *) v0) + offset, v0, size);
- __memcpy(((char *) v1) + offset, v1, size);
-
- intel_draw_line(intel, v0, v1);
-}
-
-
-static void
-intel_wpos_point(struct intel_context *intel, intelVertexPtr v0)
-{
- GLuint offset = intel->wpos_offset;
- GLuint size = intel->wpos_size;
-
- __memcpy(((char *) v0) + offset, v0, size);
-
- intel_draw_point(intel, v0);
-}
-
-
-
-
-
-
-/***********************************************************************
- * Macros for t_dd_tritmp.h to draw basic primitives *
- ***********************************************************************/
-
-#define TRI( a, b, c ) \
-do { \
- if (DO_FALLBACK) \
- intel->draw_tri( intel, a, b, c ); \
- else \
- intel_draw_triangle( intel, a, b, c ); \
-} while (0)
-
-#define QUAD( a, b, c, d ) \
-do { \
- if (DO_FALLBACK) { \
- intel->draw_tri( intel, a, b, d ); \
- intel->draw_tri( intel, b, c, d ); \
- } else \
- intel_draw_quad( intel, a, b, c, d ); \
-} while (0)
-
-#define LINE( v0, v1 ) \
-do { \
- if (DO_FALLBACK) \
- intel->draw_line( intel, v0, v1 ); \
- else \
- intel_draw_line( intel, v0, v1 ); \
-} while (0)
-
-#define POINT( v0 ) \
-do { \
- if (DO_FALLBACK) \
- intel->draw_point( intel, v0 ); \
- else \
- intel_draw_point( intel, v0 ); \
-} while (0)
-
-
-/***********************************************************************
- * Build render functions from dd templates *
- ***********************************************************************/
-
-#define INTEL_OFFSET_BIT 0x01
-#define INTEL_TWOSIDE_BIT 0x02
-#define INTEL_UNFILLED_BIT 0x04
-#define INTEL_FALLBACK_BIT 0x08
-#define INTEL_MAX_TRIFUNC 0x10
-
-
-static struct
-{
- tnl_points_func points;
- tnl_line_func line;
- tnl_triangle_func triangle;
- tnl_quad_func quad;
-} rast_tab[INTEL_MAX_TRIFUNC];
-
-
-#define DO_FALLBACK (IND & INTEL_FALLBACK_BIT)
-#define DO_OFFSET (IND & INTEL_OFFSET_BIT)
-#define DO_UNFILLED (IND & INTEL_UNFILLED_BIT)
-#define DO_TWOSIDE (IND & INTEL_TWOSIDE_BIT)
-#define DO_FLAT 0
-#define DO_TRI 1
-#define DO_QUAD 1
-#define DO_LINE 1
-#define DO_POINTS 1
-#define DO_FULL_QUAD 1
-
-#define HAVE_RGBA 1
-#define HAVE_SPEC 1
-#define HAVE_BACK_COLORS 0
-#define HAVE_HW_FLATSHADE 1
-#define VERTEX intelVertex
-#define TAB rast_tab
-
-/* Only used to pull back colors into vertices (ie, we know color is
- * floating point).
- */
-#define INTEL_COLOR( dst, src ) \
-do { \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[0], (src)[2]); \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[1], (src)[1]); \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[2], (src)[0]); \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[3], (src)[3]); \
-} while (0)
-
-#define INTEL_SPEC( dst, src ) \
-do { \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[0], (src)[2]); \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[1], (src)[1]); \
- UNCLAMPED_FLOAT_TO_UBYTE((dst)[2], (src)[0]); \
-} while (0)
-
-
-#define DEPTH_SCALE intel->polygon_offset_scale
-#define UNFILLED_TRI unfilled_tri
-#define UNFILLED_QUAD unfilled_quad
-#define VERT_X(_v) _v->v.x
-#define VERT_Y(_v) _v->v.y
-#define VERT_Z(_v) _v->v.z
-#define AREA_IS_CCW( a ) (a > 0)
-#define GET_VERTEX(e) (intel->verts + (e * intel->vertex_size * sizeof(GLuint)))
-
-#define VERT_SET_RGBA( v, c ) if (coloroffset) INTEL_COLOR( v->ub4[coloroffset], c )
-#define VERT_COPY_RGBA( v0, v1 ) if (coloroffset) v0->ui[coloroffset] = v1->ui[coloroffset]
-#define VERT_SAVE_RGBA( idx ) if (coloroffset) color[idx] = v[idx]->ui[coloroffset]
-#define VERT_RESTORE_RGBA( idx ) if (coloroffset) v[idx]->ui[coloroffset] = color[idx]
-
-#define VERT_SET_SPEC( v, c ) if (specoffset) INTEL_SPEC( v->ub4[specoffset], c )
-#define VERT_COPY_SPEC( v0, v1 ) if (specoffset) COPY_3V(v0->ub4[specoffset], v1->ub4[specoffset])
-#define VERT_SAVE_SPEC( idx ) if (specoffset) spec[idx] = v[idx]->ui[specoffset]
-#define VERT_RESTORE_SPEC( idx ) if (specoffset) v[idx]->ui[specoffset] = spec[idx]
-
-#define LOCAL_VARS(n) \
- struct intel_context *intel = intel_context(ctx); \
- GLuint color[n], spec[n]; \
- GLuint coloroffset = intel->coloroffset; \
- GLboolean specoffset = intel->specoffset; \
- (void) color; (void) spec; (void) coloroffset; (void) specoffset;
-
-
-/***********************************************************************
- * Helpers for rendering unfilled primitives *
- ***********************************************************************/
-
-static const GLuint hw_prim[GL_POLYGON + 1] = {
- PRIM3D_POINTLIST,
- PRIM3D_LINELIST,
- PRIM3D_LINELIST,
- PRIM3D_LINELIST,
- PRIM3D_TRILIST,
- PRIM3D_TRILIST,
- PRIM3D_TRILIST,
- PRIM3D_TRILIST,
- PRIM3D_TRILIST,
- PRIM3D_TRILIST
-};
-
-#define RASTERIZE(x) intelRasterPrimitive( ctx, x, hw_prim[x] )
-#define RENDER_PRIMITIVE intel->render_primitive
-#define TAG(x) x
-#define IND INTEL_FALLBACK_BIT
-#include "tnl_dd/t_dd_unfilled.h"
-#undef IND
-
-/***********************************************************************
- * Generate GL render functions *
- ***********************************************************************/
-
-#define IND (0)
-#define TAG(x) x
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_OFFSET_BIT)
-#define TAG(x) x##_offset
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT)
-#define TAG(x) x##_twoside
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_OFFSET_BIT)
-#define TAG(x) x##_twoside_offset
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_UNFILLED_BIT)
-#define TAG(x) x##_unfilled
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_OFFSET_BIT|INTEL_UNFILLED_BIT)
-#define TAG(x) x##_offset_unfilled
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_UNFILLED_BIT)
-#define TAG(x) x##_twoside_unfilled
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_OFFSET_BIT|INTEL_UNFILLED_BIT)
-#define TAG(x) x##_twoside_offset_unfilled
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_FALLBACK_BIT)
-#define TAG(x) x##_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_OFFSET_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_offset_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_twoside_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_OFFSET_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_twoside_offset_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_UNFILLED_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_unfilled_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_OFFSET_BIT|INTEL_UNFILLED_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_offset_unfilled_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_UNFILLED_BIT|INTEL_FALLBACK_BIT)
-#define TAG(x) x##_twoside_unfilled_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-#define IND (INTEL_TWOSIDE_BIT|INTEL_OFFSET_BIT|INTEL_UNFILLED_BIT| \
- INTEL_FALLBACK_BIT)
-#define TAG(x) x##_twoside_offset_unfilled_fallback
-#include "tnl_dd/t_dd_tritmp.h"
-
-
-static void
-init_rast_tab(void)
-{
- init();
- init_offset();
- init_twoside();
- init_twoside_offset();
- init_unfilled();
- init_offset_unfilled();
- init_twoside_unfilled();
- init_twoside_offset_unfilled();
- init_fallback();
- init_offset_fallback();
- init_twoside_fallback();
- init_twoside_offset_fallback();
- init_unfilled_fallback();
- init_offset_unfilled_fallback();
- init_twoside_unfilled_fallback();
- init_twoside_offset_unfilled_fallback();
-}
-
-
-/***********************************************************************
- * Rasterization fallback helpers *
- ***********************************************************************/
-
-
-/* This code is hit only when a mix of accelerated and unaccelerated
- * primitives are being drawn, and only for the unaccelerated
- * primitives.
- */
-static void
-intel_fallback_tri(struct intel_context *intel,
- intelVertex * v0, intelVertex * v1, intelVertex * v2)
-{
- GLcontext *ctx = &intel->ctx;
- SWvertex v[3];
-
- if (0)
- fprintf(stderr, "\n%s\n", __FUNCTION__);
-
- INTEL_FIREVERTICES(intel);
-
- _swsetup_Translate(ctx, v0, &v[0]);
- _swsetup_Translate(ctx, v1, &v[1]);
- _swsetup_Translate(ctx, v2, &v[2]);
- intelSpanRenderStart(ctx);
- _swrast_Triangle(ctx, &v[0], &v[1], &v[2]);
- intelSpanRenderFinish(ctx);
-}
-
-
-static void
-intel_fallback_line(struct intel_context *intel,
- intelVertex * v0, intelVertex * v1)
-{
- GLcontext *ctx = &intel->ctx;
- SWvertex v[2];
-
- if (0)
- fprintf(stderr, "\n%s\n", __FUNCTION__);
-
- INTEL_FIREVERTICES(intel);
-
- _swsetup_Translate(ctx, v0, &v[0]);
- _swsetup_Translate(ctx, v1, &v[1]);
- intelSpanRenderStart(ctx);
- _swrast_Line(ctx, &v[0], &v[1]);
- intelSpanRenderFinish(ctx);
-}
-
-static void
-intel_fallback_point(struct intel_context *intel,
- intelVertex * v0)
-{
- GLcontext *ctx = &intel->ctx;
- SWvertex v[1];
-
- if (0)
- fprintf(stderr, "\n%s\n", __FUNCTION__);
-
- INTEL_FIREVERTICES(intel);
-
- _swsetup_Translate(ctx, v0, &v[0]);
- intelSpanRenderStart(ctx);
- _swrast_Point(ctx, &v[0]);
- intelSpanRenderFinish(ctx);
-}
-
-
-/**********************************************************************/
-/* Render unclipped begin/end objects */
-/**********************************************************************/
-
-#define IND 0
-#define V(x) (intelVertex *)(vertptr + ((x)*vertsize*sizeof(GLuint)))
-#define RENDER_POINTS( start, count ) \
- for ( ; start < count ; start++) POINT( V(ELT(start)) );
-#define RENDER_LINE( v0, v1 ) LINE( V(v0), V(v1) )
-#define RENDER_TRI( v0, v1, v2 ) TRI( V(v0), V(v1), V(v2) )
-#define RENDER_QUAD( v0, v1, v2, v3 ) QUAD( V(v0), V(v1), V(v2), V(v3) )
-#define INIT(x) intelRenderPrimitive( ctx, x )
-#undef LOCAL_VARS
-#define LOCAL_VARS \
- struct intel_context *intel = intel_context(ctx); \
- GLubyte *vertptr = (GLubyte *)intel->verts; \
- const GLuint vertsize = intel->vertex_size; \
- const GLuint * const elt = TNL_CONTEXT(ctx)->vb.Elts; \
- (void) elt;
-#define RESET_STIPPLE
-#define RESET_OCCLUSION
-#define PRESERVE_VB_DEFS
-#define ELT(x) x
-#define TAG(x) intel_##x##_verts
-#include "tnl/t_vb_rendertmp.h"
-#undef ELT
-#undef TAG
-#define TAG(x) intel_##x##_elts
-#define ELT(x) elt[x]
-#include "tnl/t_vb_rendertmp.h"
-
-/**********************************************************************/
-/* Render clipped primitives */
-/**********************************************************************/
-
-
-
-static void
-intelRenderClippedPoly(GLcontext * ctx, const GLuint * elts, GLuint n)
-{
- struct intel_context *intel = intel_context(ctx);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
- GLuint prim = intel->render_primitive;
-
- /* Render the new vertices as an unclipped polygon.
- */
- {
- GLuint *tmp = VB->Elts;
- VB->Elts = (GLuint *) elts;
- tnl->Driver.Render.PrimTabElts[GL_POLYGON] (ctx, 0, n,
- PRIM_BEGIN | PRIM_END);
- VB->Elts = tmp;
- }
-
- /* Restore the render primitive
- */
- if (prim != GL_POLYGON)
- tnl->Driver.Render.PrimitiveNotify(ctx, prim);
-}
-
-static void
-intelRenderClippedLine(GLcontext * ctx, GLuint ii, GLuint jj)
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
-
- tnl->Driver.Render.Line(ctx, ii, jj);
-}
-
-static void
-intelFastRenderClippedPoly(GLcontext * ctx, const GLuint * elts, GLuint n)
-{
-#ifndef NO_REND
- struct intel_context *intel = intel_context(ctx);
- const GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive(intel, (n - 2) * 3 * vertsize);
- GLubyte *vertptr = (GLubyte *) intel->verts;
- const GLuint *start = (const GLuint *) V(elts[0]);
- int i, j;
-
- for (i = 2; i < n; i++) {
- COPY_DWORDS(j, vb, vertsize, V(elts[i - 1]));
- COPY_DWORDS(j, vb, vertsize, V(elts[i]));
- COPY_DWORDS(j, vb, vertsize, start);
- }
-#endif
-}
-
-/**********************************************************************/
-/* Choose render functions */
-/**********************************************************************/
-
-
-
-
-#define ANY_FALLBACK_FLAGS (DD_LINE_STIPPLE | DD_TRI_STIPPLE | DD_POINT_ATTEN | DD_POINT_SMOOTH | DD_TRI_SMOOTH)
-#define ANY_RASTER_FLAGS (DD_TRI_LIGHT_TWOSIDE | DD_TRI_OFFSET | DD_TRI_UNFILLED)
-
-void
-intelChooseRenderState(GLcontext * ctx)
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct intel_context *intel = intel_context(ctx);
- GLuint flags = ctx->_TriangleCaps;
- const struct gl_fragment_program *fprog = ctx->FragmentProgram._Current;
- GLboolean have_wpos = (fprog && (fprog->Base.InputsRead & FRAG_BIT_WPOS));
- GLuint index = 0;
-
- if (INTEL_DEBUG & DEBUG_STATE)
- fprintf(stderr, "\n%s\n", __FUNCTION__);
-
- if ((flags & (ANY_FALLBACK_FLAGS | ANY_RASTER_FLAGS)) || have_wpos) {
-
- if (flags & ANY_RASTER_FLAGS) {
- if (flags & DD_TRI_LIGHT_TWOSIDE)
- index |= INTEL_TWOSIDE_BIT;
- if (flags & DD_TRI_OFFSET)
- index |= INTEL_OFFSET_BIT;
- if (flags & DD_TRI_UNFILLED)
- index |= INTEL_UNFILLED_BIT;
- }
-
- if (have_wpos) {
- intel->draw_point = intel_wpos_point;
- intel->draw_line = intel_wpos_line;
- intel->draw_tri = intel_wpos_triangle;
-
- /* Make sure these get called:
- */
- index |= INTEL_FALLBACK_BIT;
- }
- else {
- intel->draw_point = intel_draw_point;
- intel->draw_line = intel_draw_line;
- intel->draw_tri = intel_draw_triangle;
- }
-
- /* Hook in fallbacks for specific primitives.
- */
- if (flags & ANY_FALLBACK_FLAGS) {
- if (flags & DD_LINE_STIPPLE)
- intel->draw_line = intel_fallback_line;
-
- if ((flags & DD_TRI_STIPPLE) && !intel->hw_stipple)
- intel->draw_tri = intel_fallback_tri;
-
- if (flags & DD_TRI_SMOOTH) {
- if (intel->strict_conformance)
- intel->draw_tri = intel_fallback_tri;
- }
-
- if (flags & DD_POINT_ATTEN) {
- if (0)
- intel->draw_point = intel_atten_point;
- else
- intel->draw_point = intel_fallback_point;
- }
-
- if (flags & DD_POINT_SMOOTH) {
- if (intel->strict_conformance)
- intel->draw_point = intel_fallback_point;
- }
-
- index |= INTEL_FALLBACK_BIT;
- }
- }
-
- if (intel->RenderIndex != index) {
- intel->RenderIndex = index;
-
- tnl->Driver.Render.Points = rast_tab[index].points;
- tnl->Driver.Render.Line = rast_tab[index].line;
- tnl->Driver.Render.Triangle = rast_tab[index].triangle;
- tnl->Driver.Render.Quad = rast_tab[index].quad;
-
- if (index == 0) {
- tnl->Driver.Render.PrimTabVerts = intel_render_tab_verts;
- tnl->Driver.Render.PrimTabElts = intel_render_tab_elts;
- tnl->Driver.Render.ClippedLine = line; /* from tritmp.h */
- tnl->Driver.Render.ClippedPolygon = intelFastRenderClippedPoly;
- }
- else {
- tnl->Driver.Render.PrimTabVerts = _tnl_render_tab_verts;
- tnl->Driver.Render.PrimTabElts = _tnl_render_tab_elts;
- tnl->Driver.Render.ClippedLine = intelRenderClippedLine;
- tnl->Driver.Render.ClippedPolygon = intelRenderClippedPoly;
- }
- }
-}
-
-static const GLenum reduced_prim[GL_POLYGON + 1] = {
- GL_POINTS,
- GL_LINES,
- GL_LINES,
- GL_LINES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES,
- GL_TRIANGLES
-};
-
-
-/**********************************************************************/
-/* High level hooks for t_vb_render.c */
-/**********************************************************************/
-
-
-
-
-static void
-intelRunPipeline(GLcontext * ctx)
-{
- struct intel_context *intel = intel_context(ctx);
-
- _mesa_lock_context_textures(ctx);
-
- if (ctx->NewState)
- _mesa_update_state_locked(ctx);
-
- if (intel->NewGLState) {
- if (intel->NewGLState & _NEW_TEXTURE) {
- intel->vtbl.update_texture_state(intel);
- }
-
- if (!intel->Fallback) {
- if (intel->NewGLState & _INTEL_NEW_RENDERSTATE)
- intelChooseRenderState(ctx);
- }
-
- intel->NewGLState = 0;
- }
-
- _tnl_run_pipeline(ctx);
-
- _mesa_unlock_context_textures(ctx);
-}
-
-static void
-intelRenderStart(GLcontext * ctx)
-{
- struct intel_context *intel = intel_context(ctx);
-
- intel->vtbl.render_start(intel_context(ctx));
- intel->vtbl.emit_state(intel);
-}
-
-static void
-intelRenderFinish(GLcontext * ctx)
-{
- struct intel_context *intel = intel_context(ctx);
-
- if (intel->RenderIndex & INTEL_FALLBACK_BIT)
- _swrast_flush(ctx);
-
- INTEL_FIREVERTICES(intel);
-}
-
-
-
-
- /* System to flush dma and emit state changes based on the rasterized
- * primitive.
- */
-static void
-intelRasterPrimitive(GLcontext * ctx, GLenum rprim, GLuint hwprim)
-{
- struct intel_context *intel = intel_context(ctx);
-
- if (0)
- fprintf(stderr, "%s %s %x\n", __FUNCTION__,
- _mesa_lookup_enum_by_nr(rprim), hwprim);
-
- intel->vtbl.reduced_primitive_state(intel, rprim);
-
- /* Start a new primitive. Arrange to have it flushed later on.
- */
- if (hwprim != intel->prim.primitive) {
- INTEL_FIREVERTICES(intel);
-
- intelStartInlinePrimitive(intel, hwprim, INTEL_BATCH_CLIPRECTS);
- }
-}
-
-
- /*
- */
-static void
-intelRenderPrimitive(GLcontext * ctx, GLenum prim)
-{
- struct intel_context *intel = intel_context(ctx);
-
- if (0)
- fprintf(stderr, "%s %s\n", __FUNCTION__, _mesa_lookup_enum_by_nr(prim));
-
- /* Let some clipping routines know which primitive they're dealing
- * with.
- */
- intel->render_primitive = prim;
-
- /* Shortcircuit this when called from t_dd_rendertmp.h for unfilled
- * triangles. The rasterized primitive will always be reset by
- * lower level functions in that case, potentially pingponging the
- * state:
- */
- if (reduced_prim[prim] == GL_TRIANGLES &&
- (ctx->_TriangleCaps & DD_TRI_UNFILLED))
- return;
-
- /* Set some primitive-dependent state and Start? a new primitive.
- */
- intelRasterPrimitive(ctx, reduced_prim[prim], hw_prim[prim]);
-}
-
-
- /**********************************************************************/
- /* Transition to/from hardware rasterization. */
- /**********************************************************************/
-
-static char *fallbackStrings[] = {
- [0] = "Draw buffer",
- [1] = "Read buffer",
- [2] = "Depth buffer",
- [3] = "Stencil buffer",
- [4] = "User disable",
- [5] = "Render mode",
-
- [12] = "Texture",
- [13] = "Color mask",
- [14] = "Stencil",
- [15] = "Stipple",
- [16] = "Program",
- [17] = "Logic op",
- [18] = "Smooth polygon",
- [19] = "Smooth point",
-};
-
-
-static char *
-getFallbackString(GLuint bit)
-{
- int i = 0;
- while (bit > 1) {
- i++;
- bit >>= 1;
- }
- return fallbackStrings[i];
-}
-
-
-
-void
-intelFallback(struct intel_context *intel, GLuint bit, GLboolean mode)
-{
- GLcontext *ctx = &intel->ctx;
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- GLuint oldfallback = intel->Fallback;
-
- if (mode) {
- intel->Fallback |= bit;
- if (oldfallback == 0) {
- intelFlush(ctx);
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "ENTER FALLBACK %x: %s\n",
- bit, getFallbackString(bit));
- _swsetup_Wakeup(ctx);
- intel->RenderIndex = ~0;
- }
- }
- else {
- intel->Fallback &= ~bit;
- if (oldfallback == bit) {
- _swrast_flush(ctx);
- if (INTEL_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "LEAVE FALLBACK %s\n", getFallbackString(bit));
- tnl->Driver.Render.Start = intelRenderStart;
- tnl->Driver.Render.PrimitiveNotify = intelRenderPrimitive;
- tnl->Driver.Render.Finish = intelRenderFinish;
- tnl->Driver.Render.BuildVertices = _tnl_build_vertices;
- tnl->Driver.Render.CopyPV = _tnl_copy_pv;
- tnl->Driver.Render.Interp = _tnl_interp;
-
- _tnl_invalidate_vertex_state(ctx, ~0);
- _tnl_invalidate_vertices(ctx, ~0);
- _tnl_install_attrs(ctx,
- intel->vertex_attrs,
- intel->vertex_attr_count,
- intel->ViewportMatrix.m, 0);
-
- intel->NewGLState |= _INTEL_NEW_RENDERSTATE;
- }
- }
-}
-
-union fi
-{
- GLfloat f;
- GLint i;
-};
-
-
-/**********************************************************************/
-/* Used only with the metaops callbacks. */
-/**********************************************************************/
-void
-intel_meta_draw_poly(struct intel_context *intel,
- GLuint n,
- GLfloat xy[][2],
- GLfloat z, GLuint color, GLfloat tex[][2])
-{
-#ifndef NO_REND
- union fi *vb;
- GLint i;
-
- /* All 3d primitives should be emitted with INTEL_BATCH_CLIPRECTS,
- * otherwise the drawing origin (DR4) might not be set correctly.
- */
- intelStartInlinePrimitive(intel, PRIM3D_TRIFAN, INTEL_BATCH_CLIPRECTS);
- vb = (union fi *) intelExtendInlinePrimitive(intel, n * 6);
-
- for (i = 0; i < n; i++) {
- vb[0].f = xy[i][0];
- vb[1].f = xy[i][1];
- vb[2].f = z;
- vb[3].i = color;
- vb[4].f = tex[i][0];
- vb[5].f = tex[i][1];
- vb += 6;
- }
-
- INTEL_FIREVERTICES(intel);
-#endif
-}
-
-void
-intel_meta_draw_quad(struct intel_context *intel,
- GLfloat x0, GLfloat x1,
- GLfloat y0, GLfloat y1,
- GLfloat z,
- GLuint color,
- GLfloat s0, GLfloat s1, GLfloat t0, GLfloat t1)
-{
- GLfloat xy[4][2];
- GLfloat tex[4][2];
-
- xy[0][0] = x0;
- xy[0][1] = y0;
- xy[1][0] = x1;
- xy[1][1] = y0;
- xy[2][0] = x1;
- xy[2][1] = y1;
- xy[3][0] = x0;
- xy[3][1] = y1;
-
- tex[0][0] = s0;
- tex[0][1] = t0;
- tex[1][0] = s1;
- tex[1][1] = t0;
- tex[2][0] = s1;
- tex[2][1] = t1;
- tex[3][0] = s0;
- tex[3][1] = t1;
-
- intel_meta_draw_poly(intel, 4, xy, z, color, tex);
-}
-
-
-
-/**********************************************************************/
-/* Initialization. */
-/**********************************************************************/
-
-
-void
-intelInitTriFuncs(GLcontext * ctx)
-{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- static int firsttime = 1;
-
- if (firsttime) {
- init_rast_tab();
- firsttime = 0;
- }
-
- tnl->Driver.RunPipeline = intelRunPipeline;
- tnl->Driver.Render.Start = intelRenderStart;
- tnl->Driver.Render.Finish = intelRenderFinish;
- tnl->Driver.Render.PrimitiveNotify = intelRenderPrimitive;
- tnl->Driver.Render.ResetLineStipple = _swrast_ResetLineStipple;
- tnl->Driver.Render.BuildVertices = _tnl_build_vertices;
- tnl->Driver.Render.CopyPV = _tnl_copy_pv;
- tnl->Driver.Render.Interp = _tnl_interp;
-}