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-rw-r--r--nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_tcl.c583
1 files changed, 0 insertions, 583 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_tcl.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_tcl.c
deleted file mode 100644
index 05c658fbe..000000000
--- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/r200/r200_tcl.c
+++ /dev/null
@@ -1,583 +0,0 @@
-/* $XFree86: xc/lib/GL/mesa/src/drv/r200/r200_tcl.c,v 1.2 2002/12/16 16:18:55 dawes Exp $ */
-/*
-Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved.
-
-The Weather Channel (TM) funded Tungsten Graphics to develop the
-initial release of the Radeon 8500 driver under the XFree86 license.
-This notice must be preserved.
-
-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, sublicense, 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 NONINFRINGEMENT.
-IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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.
-
-**************************************************************************/
-
-/*
- * Authors:
- * Keith Whitwell <keith@tungstengraphics.com>
- */
-
-#include "glheader.h"
-#include "imports.h"
-#include "mtypes.h"
-#include "enums.h"
-#include "colormac.h"
-#include "light.h"
-
-#include "array_cache/acache.h"
-#include "tnl/tnl.h"
-#include "tnl/t_pipeline.h"
-
-#include "r200_context.h"
-#include "r200_state.h"
-#include "r200_ioctl.h"
-#include "r200_tex.h"
-#include "r200_tcl.h"
-#include "r200_swtcl.h"
-#include "r200_maos.h"
-
-
-
-#define HAVE_POINTS 1
-#define HAVE_LINES 1
-#define HAVE_LINE_LOOP 0
-#define HAVE_LINE_STRIPS 1
-#define HAVE_TRIANGLES 1
-#define HAVE_TRI_STRIPS 1
-#define HAVE_TRI_STRIP_1 0
-#define HAVE_TRI_FANS 1
-#define HAVE_QUADS 1
-#define HAVE_QUAD_STRIPS 1
-#define HAVE_POLYGONS 1
-#define HAVE_ELTS 1
-
-
-#define HW_POINTS R200_VF_PRIM_POINTS
-#define HW_LINES R200_VF_PRIM_LINES
-#define HW_LINE_LOOP 0
-#define HW_LINE_STRIP R200_VF_PRIM_LINE_STRIP
-#define HW_TRIANGLES R200_VF_PRIM_TRIANGLES
-#define HW_TRIANGLE_STRIP_0 R200_VF_PRIM_TRIANGLE_STRIP
-#define HW_TRIANGLE_STRIP_1 0
-#define HW_TRIANGLE_FAN R200_VF_PRIM_TRIANGLE_FAN
-#define HW_QUADS R200_VF_PRIM_QUADS
-#define HW_QUAD_STRIP R200_VF_PRIM_QUAD_STRIP
-#define HW_POLYGON R200_VF_PRIM_POLYGON
-
-
-static GLboolean discrete_prim[0x10] = {
- 0, /* 0 none */
- 1, /* 1 points */
- 1, /* 2 lines */
- 0, /* 3 line_strip */
- 1, /* 4 tri_list */
- 0, /* 5 tri_fan */
- 0, /* 6 tri_strip */
- 0, /* 7 tri_w_flags */
- 1, /* 8 rect list (unused) */
- 1, /* 9 3vert point */
- 1, /* a 3vert line */
- 0, /* b point sprite */
- 0, /* c line loop */
- 1, /* d quads */
- 0, /* e quad strip */
- 0, /* f polygon */
-};
-
-
-#define LOCAL_VARS r200ContextPtr rmesa = R200_CONTEXT(ctx)
-#define ELT_TYPE GLushort
-
-#define ELT_INIT(prim, hw_prim) \
- r200TclPrimitive( ctx, prim, hw_prim | R200_VF_PRIM_WALK_IND )
-
-#define GET_MESA_ELTS() rmesa->tcl.Elts
-
-
-/* Don't really know how many elts will fit in what's left of cmdbuf,
- * as there is state to emit, etc:
- */
-
-/* Testing on isosurf shows a maximum around here. Don't know if it's
- * the card or driver or kernel module that is causing the behaviour.
- */
-#define GET_MAX_HW_ELTS() 300
-
-#define RESET_STIPPLE() do { \
- R200_STATECHANGE( rmesa, lin ); \
- r200EmitState( rmesa ); \
-} while (0)
-
-#define AUTO_STIPPLE( mode ) do { \
- R200_STATECHANGE( rmesa, lin ); \
- if (mode) \
- rmesa->hw.lin.cmd[LIN_RE_LINE_PATTERN] |= \
- R200_LINE_PATTERN_AUTO_RESET; \
- else \
- rmesa->hw.lin.cmd[LIN_RE_LINE_PATTERN] &= \
- ~R200_LINE_PATTERN_AUTO_RESET; \
- r200EmitState( rmesa ); \
-} while (0)
-
-
-#define ALLOC_ELTS(nr) r200AllocElts( rmesa, nr )
-
-static GLushort *r200AllocElts( r200ContextPtr rmesa, GLuint nr )
-{
- if (rmesa->dma.flush == r200FlushElts &&
- rmesa->store.cmd_used + nr*2 < R200_CMD_BUF_SZ) {
-
- GLushort *dest = (GLushort *)(rmesa->store.cmd_buf +
- rmesa->store.cmd_used);
-
- rmesa->store.cmd_used += nr*2;
-
- return dest;
- }
- else {
- if (rmesa->dma.flush)
- rmesa->dma.flush( rmesa );
-
- r200EnsureCmdBufSpace( rmesa, AOS_BUFSZ(rmesa->tcl.nr_aos_components) +
- rmesa->hw.max_state_size + ELTS_BUFSZ(nr) );
-
- r200EmitAOS( rmesa,
- rmesa->tcl.aos_components,
- rmesa->tcl.nr_aos_components, 0 );
-
- return r200AllocEltsOpenEnded( rmesa, rmesa->tcl.hw_primitive, nr );
- }
-}
-
-
-#define CLOSE_ELTS() \
-do { \
- if (0) R200_NEWPRIM( rmesa ); \
-} \
-while (0)
-
-
-/* TODO: Try to extend existing primitive if both are identical,
- * discrete and there are no intervening state changes. (Somewhat
- * duplicates changes to DrawArrays code)
- */
-static void r200EmitPrim( GLcontext *ctx,
- GLenum prim,
- GLuint hwprim,
- GLuint start,
- GLuint count)
-{
- r200ContextPtr rmesa = R200_CONTEXT( ctx );
- r200TclPrimitive( ctx, prim, hwprim );
-
- r200EnsureCmdBufSpace( rmesa, AOS_BUFSZ(rmesa->tcl.nr_aos_components) +
- rmesa->hw.max_state_size + VBUF_BUFSZ );
-
- r200EmitAOS( rmesa,
- rmesa->tcl.aos_components,
- rmesa->tcl.nr_aos_components,
- start );
-
- /* Why couldn't this packet have taken an offset param?
- */
- r200EmitVbufPrim( rmesa,
- rmesa->tcl.hw_primitive,
- count - start );
-}
-
-#define EMIT_PRIM(ctx, prim, hwprim, start, count) do { \
- r200EmitPrim( ctx, prim, hwprim, start, count ); \
- (void) rmesa; } while (0)
-
-/* Try & join small primitives
- */
-#if 0
-#define PREFER_DISCRETE_ELT_PRIM( NR, PRIM ) 0
-#else
-#define PREFER_DISCRETE_ELT_PRIM( NR, PRIM ) \
- ((NR) < 20 || \
- ((NR) < 40 && \
- rmesa->tcl.hw_primitive == (PRIM| \
- R200_VF_TCL_OUTPUT_VTX_ENABLE| \
- R200_VF_PRIM_WALK_IND)))
-#endif
-
-#ifdef MESA_BIG_ENDIAN
-/* We could do without (most of) this ugliness if dest was always 32 bit word aligned... */
-#define EMIT_ELT(dest, offset, x) do { \
- int off = offset + ( ( (GLuint)dest & 0x2 ) >> 1 ); \
- GLushort *des = (GLushort *)( (GLuint)dest & ~0x2 ); \
- (des)[ off + 1 - 2 * ( off & 1 ) ] = (GLushort)(x); \
- (void)rmesa; } while (0)
-#else
-#define EMIT_ELT(dest, offset, x) do { \
- (dest)[offset] = (GLushort) (x); \
- (void)rmesa; } while (0)
-#endif
-
-#define EMIT_TWO_ELTS(dest, offset, x, y) *(GLuint *)((dest)+offset) = ((y)<<16)|(x);
-
-
-
-#define TAG(x) tcl_##x
-#include "tnl_dd/t_dd_dmatmp2.h"
-
-/**********************************************************************/
-/* External entrypoints */
-/**********************************************************************/
-
-void r200EmitPrimitive( GLcontext *ctx,
- GLuint first,
- GLuint last,
- GLuint flags )
-{
- tcl_render_tab_verts[flags&PRIM_MODE_MASK]( ctx, first, last, flags );
-}
-
-void r200EmitEltPrimitive( GLcontext *ctx,
- GLuint first,
- GLuint last,
- GLuint flags )
-{
- tcl_render_tab_elts[flags&PRIM_MODE_MASK]( ctx, first, last, flags );
-}
-
-void r200TclPrimitive( GLcontext *ctx,
- GLenum prim,
- int hw_prim )
-{
- r200ContextPtr rmesa = R200_CONTEXT(ctx);
- GLuint newprim = hw_prim | R200_VF_TCL_OUTPUT_VTX_ENABLE;
-
- if (newprim != rmesa->tcl.hw_primitive ||
- !discrete_prim[hw_prim&0xf]) {
- R200_NEWPRIM( rmesa );
- rmesa->tcl.hw_primitive = newprim;
- }
-}
-
-
-/**********************************************************************/
-/* Fog blend factor computation for hw tcl */
-/* same calculation used as in t_vb_fog.c */
-/**********************************************************************/
-
-#define FOG_EXP_TABLE_SIZE 256
-#define FOG_MAX (10.0)
-#define EXP_FOG_MAX .0006595
-#define FOG_INCR (FOG_MAX/FOG_EXP_TABLE_SIZE)
-static GLfloat exp_table[FOG_EXP_TABLE_SIZE];
-
-#if 1
-#define NEG_EXP( result, narg ) \
-do { \
- GLfloat f = (GLfloat) (narg * (1.0/FOG_INCR)); \
- GLint k = (GLint) f; \
- if (k > FOG_EXP_TABLE_SIZE-2) \
- result = (GLfloat) EXP_FOG_MAX; \
- else \
- result = exp_table[k] + (f-k)*(exp_table[k+1]-exp_table[k]); \
-} while (0)
-#else
-#define NEG_EXP( result, narg ) \
-do { \
- result = exp(-narg); \
-} while (0)
-#endif
-
-
-/**
- * Initialize the exp_table[] lookup table for approximating exp().
- */
-void
-r200InitStaticFogData( void )
-{
- GLfloat f = 0.0F;
- GLint i = 0;
- for ( ; i < FOG_EXP_TABLE_SIZE ; i++, f += FOG_INCR) {
- exp_table[i] = (GLfloat) exp(-f);
- }
-}
-
-
-/**
- * Compute per-vertex fog blend factors from fog coordinates by
- * evaluating the GL_LINEAR, GL_EXP or GL_EXP2 fog function.
- * Fog coordinates are distances from the eye (typically between the
- * near and far clip plane distances).
- * Note the fog (eye Z) coords may be negative so we use ABS(z) below.
- * Fog blend factors are in the range [0,1].
- */
-float
-r200ComputeFogBlendFactor( GLcontext *ctx, GLfloat fogcoord )
-{
- GLfloat end = ctx->Fog.End;
- GLfloat d, temp;
- const GLfloat z = FABSF(fogcoord);
-
- switch (ctx->Fog.Mode) {
- case GL_LINEAR:
- if (ctx->Fog.Start == ctx->Fog.End)
- d = 1.0F;
- else
- d = 1.0F / (ctx->Fog.End - ctx->Fog.Start);
- temp = (end - z) * d;
- return CLAMP(temp, 0.0F, 1.0F);
- break;
- case GL_EXP:
- d = ctx->Fog.Density;
- NEG_EXP( temp, d * z );
- return temp;
- break;
- case GL_EXP2:
- d = ctx->Fog.Density*ctx->Fog.Density;
- NEG_EXP( temp, d * z * z );
- return temp;
- break;
- default:
- _mesa_problem(ctx, "Bad fog mode in make_fog_coord");
- return 0;
- }
-}
-
-
-/**********************************************************************/
-/* Render pipeline stage */
-/**********************************************************************/
-
-
-/* TCL render.
- */
-static GLboolean r200_run_tcl_render( GLcontext *ctx,
- struct tnl_pipeline_stage *stage )
-{
- r200ContextPtr rmesa = R200_CONTEXT(ctx);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct vertex_buffer *VB = &tnl->vb;
- GLuint inputs = VERT_BIT_POS | VERT_BIT_COLOR0;
- GLuint i;
-
- /* TODO: separate this from the swtnl pipeline
- */
- if (rmesa->TclFallback)
- return GL_TRUE; /* fallback to software t&l */
-
- if (R200_DEBUG & DEBUG_PRIMS)
- fprintf(stderr, "%s\n", __FUNCTION__);
-
- if (VB->Count == 0)
- return GL_FALSE;
-
- /* Validate state:
- */
- if (rmesa->NewGLState)
- r200ValidateState( ctx );
-
- /* NOTE: inputs != tnl->render_inputs - these are the untransformed
- * inputs.
- */
- if (ctx->Light.Enabled) {
- inputs |= VERT_BIT_NORMAL;
- if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) {
- inputs |= VERT_BIT_COLOR1;
- }
- }
-
- if ( ctx->Fog.FogCoordinateSource == GL_FOG_COORD ) {
- inputs |= VERT_BIT_FOG;
- }
-
- for (i = 0 ; i < ctx->Const.MaxTextureUnits; i++) {
- if (ctx->Texture.Unit[i]._ReallyEnabled) {
- if (rmesa->TexGenNeedNormals[i]) {
- inputs |= VERT_BIT_NORMAL;
- }
- inputs |= VERT_BIT_TEX(i);
- }
- }
-
- /* Do the actual work:
- */
- r200ReleaseArrays( ctx, ~0 /* stage->changed_inputs */ );
- r200EmitArrays( ctx, inputs );
-
- rmesa->tcl.Elts = VB->Elts;
-
- 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;
-
- if (rmesa->tcl.Elts)
- r200EmitEltPrimitive( ctx, start, start+length, prim );
- else
- r200EmitPrimitive( ctx, start, start+length, prim );
- }
-
- return GL_FALSE; /* finished the pipe */
-}
-
-
-
-/* Initial state for tcl stage.
- */
-const struct tnl_pipeline_stage _r200_tcl_stage =
-{
- "r200 render",
- NULL, /* private */
- NULL,
- NULL,
- NULL,
- r200_run_tcl_render /* run */
-};
-
-
-
-/**********************************************************************/
-/* Validate state at pipeline start */
-/**********************************************************************/
-
-
-/*-----------------------------------------------------------------------
- * Manage TCL fallbacks
- */
-
-
-static void transition_to_swtnl( GLcontext *ctx )
-{
- r200ContextPtr rmesa = R200_CONTEXT(ctx);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
-
- R200_NEWPRIM( rmesa );
-
- r200ChooseVertexState( ctx );
- r200ChooseRenderState( ctx );
-
- _mesa_validate_all_lighting_tables( ctx );
-
- tnl->Driver.NotifyMaterialChange =
- _mesa_validate_all_lighting_tables;
-
- r200ReleaseArrays( ctx, ~0 );
-
- /* Still using the D3D based hardware-rasterizer from the radeon;
- * need to put the card into D3D mode to make it work:
- */
- R200_STATECHANGE( rmesa, vap );
- rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL] &= ~R200_VAP_TCL_ENABLE;
-}
-
-static void transition_to_hwtnl( GLcontext *ctx )
-{
- r200ContextPtr rmesa = R200_CONTEXT(ctx);
- TNLcontext *tnl = TNL_CONTEXT(ctx);
-
- _tnl_need_projected_coords( ctx, GL_FALSE );
-
- r200UpdateMaterial( ctx );
-
- tnl->Driver.NotifyMaterialChange = r200UpdateMaterial;
-
- if ( rmesa->dma.flush )
- rmesa->dma.flush( rmesa );
-
- rmesa->dma.flush = NULL;
-
- if (rmesa->swtcl.indexed_verts.buf)
- r200ReleaseDmaRegion( rmesa, &rmesa->swtcl.indexed_verts,
- __FUNCTION__ );
-
- R200_STATECHANGE( rmesa, vap );
- rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL] |= R200_VAP_TCL_ENABLE;
- rmesa->hw.vap.cmd[VAP_SE_VAP_CNTL] &= ~R200_VAP_FORCE_W_TO_ONE;
-
- if ( ((rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] & R200_FOG_USE_MASK)
- == R200_FOG_USE_SPEC_ALPHA) &&
- (ctx->Fog.FogCoordinateSource == GL_FOG_COORD )) {
- R200_STATECHANGE( rmesa, ctx );
- rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] &= ~R200_FOG_USE_MASK;
- rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] |= R200_FOG_USE_VTX_FOG;
- }
-
- R200_STATECHANGE( rmesa, vte );
- rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL] &= ~(R200_VTX_XY_FMT|R200_VTX_Z_FMT);
- rmesa->hw.vte.cmd[VTE_SE_VTE_CNTL] |= R200_VTX_W0_FMT;
-
- if (R200_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "R200 end tcl fallback\n");
-}
-
-
-static char *fallbackStrings[] = {
- "Rasterization fallback",
- "Unfilled triangles",
- "Twosided lighting, differing materials",
- "Materials in VB (maybe between begin/end)",
- "Texgen unit 0",
- "Texgen unit 1",
- "Texgen unit 2",
- "Texgen unit 3",
- "Texgen unit 4",
- "Texgen unit 5",
- "User disable",
- "Bitmap as points",
- "Vertex program"
-};
-
-
-static char *getFallbackString(GLuint bit)
-{
- int i = 0;
- while (bit > 1) {
- i++;
- bit >>= 1;
- }
- return fallbackStrings[i];
-}
-
-
-
-void r200TclFallback( GLcontext *ctx, GLuint bit, GLboolean mode )
-{
- r200ContextPtr rmesa = R200_CONTEXT(ctx);
- GLuint oldfallback = rmesa->TclFallback;
-
- if (mode) {
- rmesa->TclFallback |= bit;
- if (oldfallback == 0) {
- if (R200_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "R200 begin tcl fallback %s\n",
- getFallbackString( bit ));
- transition_to_swtnl( ctx );
- }
- }
- else {
- rmesa->TclFallback &= ~bit;
- if (oldfallback == bit) {
- if (R200_DEBUG & DEBUG_FALLBACKS)
- fprintf(stderr, "R200 end tcl fallback %s\n",
- getFallbackString( bit ));
- transition_to_hwtnl( ctx );
- }
- }
-}
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