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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/savage/savagerender.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/savage/savagerender.c370
1 files changed, 0 insertions, 370 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/savage/savagerender.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/savage/savagerender.c
deleted file mode 100644
index 514434c42..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/savage/savagerender.c
+++ /dev/null
@@ -1,370 +0,0 @@
-/*
- * Copyright 2005 Felix Kuehling
- * 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 FELIX KUEHLING 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 primitives where possible.
- * Simulate missing primitives with indexed vertices.
- */
-#include "glheader.h"
-#include "context.h"
-#include "macros.h"
-#include "imports.h"
-#include "mtypes.h"
-
-#include "tnl/t_context.h"
-
-#include "savagecontext.h"
-#include "savagetris.h"
-#include "savagestate.h"
-#include "savageioctl.h"
-
-/*
- * Standard render tab for Savage4 and smooth shading on Savage3D
- */
-#define HAVE_POINTS 0
-#define HAVE_LINES 0
-#define HAVE_LINE_STRIPS 0
-#define HAVE_TRIANGLES 1
-#define HAVE_TRI_STRIPS 1
-#define HAVE_TRI_STRIP_1 0
-#define HAVE_TRI_FANS 1
-#define HAVE_POLYGONS 0
-#define HAVE_QUADS 0
-#define HAVE_QUAD_STRIPS 0
-
-#define HAVE_ELTS 1
-
-#define LOCAL_VARS savageContextPtr imesa = SAVAGE_CONTEXT(ctx)
-#define INIT( prim ) do { \
- if (0) fprintf(stderr, "%s\n", __FUNCTION__); \
- savageFlushVertices(imesa); \
- switch (prim) { \
- case GL_TRIANGLES: imesa->HwPrim = SAVAGE_PRIM_TRILIST; break; \
- case GL_TRIANGLE_STRIP: imesa->HwPrim = SAVAGE_PRIM_TRISTRIP; break; \
- case GL_TRIANGLE_FAN: imesa->HwPrim = SAVAGE_PRIM_TRIFAN; break; \
- } \
-} while (0)
-#define FLUSH() savageFlushElts(imesa), savageFlushVertices(imesa)
-
-#define GET_CURRENT_VB_MAX_VERTS() \
- ((imesa->bufferSize/4 - imesa->vtxBuf->used) / imesa->HwVertexSize)
-#define GET_SUBSEQUENT_VB_MAX_VERTS() \
- (imesa->bufferSize/4 / imesa->HwVertexSize)
-
-#define ALLOC_VERTS( nr ) \
- savageAllocVtxBuf( imesa, (nr) * imesa->HwVertexSize )
-#define EMIT_VERTS( ctx, j, nr, buf ) \
- _tnl_emit_vertices_to_buffer(ctx, j, (j)+(nr), buf )
-
-#define ELTS_VARS( buf ) GLushort *dest = buf, firstElt = imesa->firstElt
-#define ELT_INIT( prim ) INIT(prim)
-
-/* (size - used - 1 qword for drawing command) * 4 elts per qword */
-#define GET_CURRENT_VB_MAX_ELTS() \
- ((imesa->cmdBuf.size - (imesa->cmdBuf.write - imesa->cmdBuf.base) - 1)*4)
-/* (size - space for initial state - 1 qword for drawing command) * 4 elts
- * imesa is not defined in validate_render :( */
-#define GET_SUBSEQUENT_VB_MAX_ELTS() \
- ((SAVAGE_CONTEXT(ctx)->cmdBuf.size - \
- (SAVAGE_CONTEXT(ctx)->cmdBuf.start - \
- SAVAGE_CONTEXT(ctx)->cmdBuf.base) - 1)*4)
-
-#define ALLOC_ELTS(nr) savageAllocElts(imesa, nr)
-#define EMIT_ELT(offset, x) do { \
- (dest)[offset] = (GLushort) ((x)+firstElt); \
-} while (0)
-#define EMIT_TWO_ELTS(offset, x, y) do { \
- *(GLuint *)(dest + offset) = (((y)+firstElt) << 16) | \
- ((x)+firstElt); \
-} while (0)
-
-#define INCR_ELTS( nr ) dest += nr
-#define ELTPTR dest
-#define RELEASE_ELT_VERTS() \
- savageReleaseIndexedVerts(imesa)
-
-#define EMIT_INDEXED_VERTS( ctx, start, count ) do { \
- GLuint *buf = savageAllocIndexedVerts(imesa, count-start); \
- EMIT_VERTS(ctx, start, count-start, buf); \
-} while (0)
-
-#define TAG(x) savage_##x
-#include "tnl_dd/t_dd_dmatmp.h"
-
-/*
- * On Savage3D triangle fans and strips are broken with flat
- * shading. With triangles it wants the color for flat shading in the
- * first vertex! So we make another template instance which uses
- * triangles only (with reordered vertices: SAVAGE_PRIM_TRILIST_201).
- * The reordering is done by the DRM.
- */
-#undef HAVE_TRI_STRIPS
-#undef HAVE_TRI_FANS
-#define HAVE_TRI_STRIPS 0
-#define HAVE_TRI_FANS 0
-
-#undef INIT
-#define INIT( prim ) do { \
- if (0) fprintf(stderr, "%s\n", __FUNCTION__); \
- savageFlushVertices(imesa); \
- imesa->HwPrim = SAVAGE_PRIM_TRILIST_201; \
-} while(0)
-
-#undef TAG
-#define TAG(x) savage_flat_##x##_s3d
-#include "tnl_dd/t_dd_dmatmp.h"
-
-
-/**********************************************************************/
-/* Render pipeline stage */
-/**********************************************************************/
-
-static GLboolean savage_run_render( GLcontext *ctx,
- struct tnl_pipeline_stage *stage )
-{
- savageContextPtr imesa = SAVAGE_CONTEXT(ctx);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct vertex_buffer *VB = &tnl->vb;
- tnl_render_func *tab, *tab_elts;
- GLboolean valid;
- GLuint i;
-
- if (savageHaveIndexedVerts(imesa))
- savageReleaseIndexedVerts(imesa);
-
- if (imesa->savageScreen->chipset < S3_SAVAGE4 &&
- (ctx->_TriangleCaps & DD_FLATSHADE)) {
- tab = savage_flat_render_tab_verts_s3d;
- tab_elts = savage_flat_render_tab_elts_s3d;
- valid = savage_flat_validate_render_s3d( ctx, VB );
- } else {
- tab = savage_render_tab_verts;
- tab_elts = savage_render_tab_elts;
- valid = savage_validate_render( ctx, VB );
- }
-
- /* Don't handle clipping or vertex manipulations.
- */
- if (imesa->RenderIndex != 0 || !valid) {
- return GL_TRUE;
- }
-
- tnl->Driver.Render.Start( ctx );
- /* Check RenderIndex again. The ptexHack is detected late in RenderStart.
- * Also check for ptex fallbacks detected late.
- */
- if (imesa->RenderIndex != 0 || imesa->Fallback != 0) {
- return GL_TRUE;
- }
-
- /* setup for hardware culling */
- imesa->raster_primitive = GL_TRIANGLES;
- imesa->new_state |= SAVAGE_NEW_CULL;
-
- /* update and emit state */
- savageDDUpdateHwState(ctx);
- savageEmitChangedState(imesa);
-
- if (VB->Elts) {
- tab = tab_elts;
- if (!savageHaveIndexedVerts(imesa)) {
- if (VB->Count > GET_SUBSEQUENT_VB_MAX_VERTS())
- return GL_TRUE;
- EMIT_INDEXED_VERTS(ctx, 0, VB->Count);
- }
- }
-
- 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)
- tab[prim & PRIM_MODE_MASK]( ctx, start, start+length, prim);
- }
-
- tnl->Driver.Render.Finish( ctx );
-
- return GL_FALSE; /* finished the pipe */
-}
-
-struct tnl_pipeline_stage _savage_render_stage =
-{
- "savage render",
- NULL,
- NULL,
- NULL,
- NULL,
- savage_run_render /* run */
-};
-
-
-/**********************************************************************/
-/* Pipeline stage for texture coordinate normalization */
-/**********************************************************************/
-struct texnorm_stage_data {
- GLboolean active;
- GLvector4f texcoord[MAX_TEXTURE_UNITS];
-};
-
-#define TEXNORM_STAGE_DATA(stage) ((struct texnorm_stage_data *)stage->privatePtr)
-
-
-static GLboolean run_texnorm_stage( GLcontext *ctx,
- struct tnl_pipeline_stage *stage )
-{
- struct texnorm_stage_data *store = TEXNORM_STAGE_DATA(stage);
- savageContextPtr imesa = SAVAGE_CONTEXT(ctx);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct vertex_buffer *VB = &tnl->vb;
- GLuint i;
-
- if (imesa->Fallback || !store->active)
- return GL_TRUE;
-
- for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++) {
- const GLbitfield reallyEnabled = ctx->Texture.Unit[i]._ReallyEnabled;
- if (reallyEnabled) {
- const struct gl_texture_object *texObj = ctx->Texture.Unit[i]._Current;
- const GLboolean normalizeS = (texObj->WrapS == GL_REPEAT);
- const GLboolean normalizeT = (reallyEnabled & TEXTURE_2D_BIT) &&
- (texObj->WrapT == GL_REPEAT);
- const GLfloat *in = (GLfloat *)VB->TexCoordPtr[i]->data;
- const GLint instride = VB->TexCoordPtr[i]->stride;
- GLfloat (*out)[4] = store->texcoord[i].data;
- GLint j;
-
- if (!ctx->Texture.Unit[i]._ReallyEnabled ||
- VB->TexCoordPtr[i]->size == 4)
- /* Never try to normalize homogenous tex coords! */
- continue;
-
- if (normalizeS && normalizeT) {
- /* take first texcoords as rough estimate of mean value */
- GLfloat correctionS = -floor(in[0]+0.5);
- GLfloat correctionT = -floor(in[1]+0.5);
- for (j = 0; j < VB->Count; ++j) {
- out[j][0] = in[0] + correctionS;
- out[j][1] = in[1] + correctionT;
- in = (GLfloat *)((GLubyte *)in + instride);
- }
- } else if (normalizeS) {
- /* take first texcoords as rough estimate of mean value */
- GLfloat correctionS = -floor(in[0]+0.5);
- if (reallyEnabled & TEXTURE_2D_BIT) {
- for (j = 0; j < VB->Count; ++j) {
- out[j][0] = in[0] + correctionS;
- out[j][1] = in[1];
- in = (GLfloat *)((GLubyte *)in + instride);
- }
- } else {
- for (j = 0; j < VB->Count; ++j) {
- out[j][0] = in[0] + correctionS;
- in = (GLfloat *)((GLubyte *)in + instride);
- }
- }
- } else if (normalizeT) {
- /* take first texcoords as rough estimate of mean value */
- GLfloat correctionT = -floor(in[1]+0.5);
- for (j = 0; j < VB->Count; ++j) {
- out[j][0] = in[0];
- out[j][1] = in[1] + correctionT;
- in = (GLfloat *)((GLubyte *)in + instride);
- }
- }
-
- if (normalizeS || normalizeT)
- VB->AttribPtr[VERT_ATTRIB_TEX0+i] = VB->TexCoordPtr[i] = &store->texcoord[i];
- }
- }
-
- return GL_TRUE;
-}
-
-/* Called the first time stage->run() is invoked.
- */
-static GLboolean alloc_texnorm_data( GLcontext *ctx,
- struct tnl_pipeline_stage *stage )
-{
- struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
- struct texnorm_stage_data *store;
- GLuint i;
-
- stage->privatePtr = CALLOC(sizeof(*store));
- store = TEXNORM_STAGE_DATA(stage);
- if (!store)
- return GL_FALSE;
-
- for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++)
- _mesa_vector4f_alloc( &store->texcoord[i], 0, VB->Size, 32 );
-
- return GL_TRUE;
-}
-
-static void validate_texnorm( GLcontext *ctx,
- struct tnl_pipeline_stage *stage )
-{
- struct texnorm_stage_data *store = TEXNORM_STAGE_DATA(stage);
- GLuint flags = 0;
-
- if (((ctx->Texture.Unit[0]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) &&
- (ctx->Texture.Unit[0]._Current->WrapS == GL_REPEAT)) ||
- ((ctx->Texture.Unit[0]._ReallyEnabled & TEXTURE_2D_BIT) &&
- (ctx->Texture.Unit[0]._Current->WrapT == GL_REPEAT)))
- flags |= VERT_BIT_TEX0;
-
- if (((ctx->Texture.Unit[1]._ReallyEnabled & (TEXTURE_1D_BIT|TEXTURE_2D_BIT)) &&
- (ctx->Texture.Unit[1]._Current->WrapS == GL_REPEAT)) ||
- ((ctx->Texture.Unit[1]._ReallyEnabled & TEXTURE_2D_BIT) &&
- (ctx->Texture.Unit[1]._Current->WrapT == GL_REPEAT)))
- flags |= VERT_BIT_TEX1;
-
- store->active = (flags != 0);
-}
-
-static void free_texnorm_data( struct tnl_pipeline_stage *stage )
-{
- struct texnorm_stage_data *store = TEXNORM_STAGE_DATA(stage);
- GLuint i;
-
- if (store) {
- for (i = 0 ; i < MAX_TEXTURE_UNITS ; i++)
- if (store->texcoord[i].data)
- _mesa_vector4f_free( &store->texcoord[i] );
- FREE( store );
- stage->privatePtr = 0;
- }
-}
-
-struct tnl_pipeline_stage _savage_texnorm_stage =
-{
- "savage texture coordinate normalization stage", /* name */
- NULL, /* private data */
- alloc_texnorm_data, /* run -- initially set to init */
- free_texnorm_data, /* destructor */
- validate_texnorm,
- run_texnorm_stage
-};
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