diff options
Diffstat (limited to 'src/mesa/drivers/dri/i915pipe')
-rw-r--r-- | src/mesa/drivers/dri/i915pipe/intel_render.c | 244 |
1 files changed, 0 insertions, 244 deletions
diff --git a/src/mesa/drivers/dri/i915pipe/intel_render.c b/src/mesa/drivers/dri/i915pipe/intel_render.c deleted file mode 100644 index c8b6d308d9..0000000000 --- a/src/mesa/drivers/dri/i915pipe/intel_render.c +++ /dev/null @@ -1,244 +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. - * - **************************************************************************/ - -/* - * Render unclipped vertex buffers by emitting vertices directly to - * dma buffers. Use strip/fan hardware acceleration where possible. - * - */ -#include "glheader.h" -#include "context.h" -#include "macros.h" -#include "imports.h" -#include "mtypes.h" -#include "enums.h" - -#include "tnl/t_context.h" -#include "tnl/t_vertex.h" - -#include "intel_screen.h" -#include "intel_context.h" -#include "intel_tris.h" -#include "intel_batchbuffer.h" -#include "intel_reg.h" - -/* - * Render unclipped vertex buffers by emitting vertices directly to - * dma buffers. Use strip/fan hardware primitives where possible. - * Try to simulate missing primitives with indexed vertices. - */ -#define HAVE_POINTS 0 /* Has it, but can't use because subpixel has to - * be adjusted for points on the INTEL/I845G - */ -#define HAVE_LINES 1 -#define HAVE_LINE_STRIPS 1 -#define HAVE_TRIANGLES 1 -#define HAVE_TRI_STRIPS 1 -#define HAVE_TRI_STRIP_1 0 /* has it, template can't use it yet */ -#define HAVE_TRI_FANS 1 -#define HAVE_POLYGONS 1 -#define HAVE_QUADS 0 -#define HAVE_QUAD_STRIPS 0 - -#define HAVE_ELTS 0 - -static GLuint hw_prim[GL_POLYGON + 1] = { - 0, - PRIM3D_LINELIST, - PRIM3D_LINESTRIP, - PRIM3D_LINESTRIP, - PRIM3D_TRILIST, - PRIM3D_TRISTRIP, - PRIM3D_TRIFAN, - 0, - 0, - PRIM3D_POLY -}; - -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 -}; - -static const int scale_prim[GL_POLYGON + 1] = { - 0, /* fallback case */ - 1, - 2, - 2, - 1, - 3, - 3, - 0, /* fallback case */ - 0, /* fallback case */ - 3 -}; - - -static void -intelDmaPrimitive(struct intel_context *intel, GLenum prim) -{ - if (0) - fprintf(stderr, "%s %s\n", __FUNCTION__, _mesa_lookup_enum_by_nr(prim)); - INTEL_FIREVERTICES(intel); - intel->vtbl.reduced_primitive_state(intel, reduced_prim[prim]); - intelStartInlinePrimitive(intel, hw_prim[prim], INTEL_BATCH_CLIPRECTS); -} - - -#define LOCAL_VARS struct intel_context *intel = intel_context(ctx) -#define INIT( prim ) \ -do { \ - intelDmaPrimitive( intel, prim ); \ -} while (0) - -#define FLUSH() INTEL_FIREVERTICES(intel) - -#define GET_SUBSEQUENT_VB_MAX_VERTS() \ - ((intel->batch->size - 1500) / (intel->vertex_size*4)) -#define GET_CURRENT_VB_MAX_VERTS() GET_SUBSEQUENT_VB_MAX_VERTS() - -#define ALLOC_VERTS( nr ) \ - intelExtendInlinePrimitive( intel, (nr) * intel->vertex_size ) - -#define EMIT_VERTS( ctx, j, nr, buf ) \ - _tnl_emit_vertices_to_buffer(ctx, j, (j)+(nr), buf ) - -#define TAG(x) intel_##x -#include "tnl_dd/t_dd_dmatmp.h" - - -/**********************************************************************/ -/* Render pipeline stage */ -/**********************************************************************/ - -/* Heuristic to choose between the two render paths: - */ -static GLboolean -choose_render(struct intel_context *intel, struct vertex_buffer *VB) -{ - int vertsz = intel->vertex_size; - int cost_render = 0; - int cost_fallback = 0; - int nr_prims = 0; - int nr_rprims = 0; - int nr_rverts = 0; - int rprim = intel->reduced_primitive; - int i = 0; - - for (i = 0; i < VB->PrimitiveCount; i++) { - GLuint prim = VB->Primitive[i].mode; - GLuint length = VB->Primitive[i].count; - - if (!length) - continue; - - nr_prims++; - nr_rverts += length * scale_prim[prim & PRIM_MODE_MASK]; - - if (reduced_prim[prim & PRIM_MODE_MASK] != rprim) { - nr_rprims++; - rprim = reduced_prim[prim & PRIM_MODE_MASK]; - } - } - - /* One point for each generated primitive: - */ - cost_render = nr_prims; - cost_fallback = nr_rprims; - - /* One point for every 1024 dwords (4k) of dma: - */ - cost_render += (vertsz * i) / 1024; - cost_fallback += (vertsz * nr_rverts) / 1024; - - if (0) - fprintf(stderr, "cost render: %d fallback: %d\n", - cost_render, cost_fallback); - - if (cost_render > cost_fallback) - return GL_FALSE; - - return GL_TRUE; -} - - -static GLboolean -intel_run_render(GLcontext * ctx, struct tnl_pipeline_stage *stage) -{ - struct intel_context *intel = intel_context(ctx); - TNLcontext *tnl = TNL_CONTEXT(ctx); - struct vertex_buffer *VB = &tnl->vb; - GLuint i; - - intel->vtbl.render_prevalidate( intel ); - - /* Don't handle clipping or indexed vertices. - */ - if (intel->RenderIndex != 0 || - !intel_validate_render(ctx, VB) || !choose_render(intel, VB)) { - return GL_TRUE; - } - - tnl->clipspace.new_inputs |= VERT_BIT_POS; - - tnl->Driver.Render.Start(ctx); - - for (i = 0; i < VB->PrimitiveCount; i++) { - GLuint prim = VB->Primitive[i].mode; - GLuint start = VB->Primitive[i].start; - GLuint length = VB->Primitive[i].count; - - if (!length) - continue; - - intel_render_tab_verts[prim & PRIM_MODE_MASK] (ctx, start, - start + length, prim); - } - - tnl->Driver.Render.Finish(ctx); - - INTEL_FIREVERTICES(intel); - - return GL_FALSE; /* finished the pipe */ -} - -const struct tnl_pipeline_stage _intel_render_stage = { - "intel render", - NULL, - NULL, - NULL, - NULL, - intel_run_render /* run */ -}; |