-/* $XFree86$ */
/**************************************************************************
Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and
* Keith Whitwell <keith@tungstengraphics.com>
*/
-#include "glheader.h"
-#include "imports.h"
-#include "light.h"
-#include "mtypes.h"
-#include "enums.h"
+#include "main/glheader.h"
+#include "main/imports.h"
+#include "main/light.h"
+#include "main/mtypes.h"
+#include "main/enums.h"
-#include "array_cache/acache.h"
+#include "vbo/vbo.h"
#include "tnl/tnl.h"
#include "tnl/t_pipeline.h"
+#include "radeon_common.h"
#include "radeon_context.h"
#include "radeon_state.h"
#include "radeon_ioctl.h"
};
-#define LOCAL_VARS radeonContextPtr rmesa = RADEON_CONTEXT(ctx)
+#define LOCAL_VARS r100ContextPtr rmesa = R100_CONTEXT(ctx)
#define ELT_TYPE GLushort
#define ELT_INIT(prim, hw_prim) \
#define RESET_STIPPLE() do { \
RADEON_STATECHANGE( rmesa, lin ); \
- radeonEmitState( rmesa ); \
+ radeonEmitState(&rmesa->radeon); \
} while (0)
#define AUTO_STIPPLE( mode ) do { \
else \
rmesa->hw.lin.cmd[LIN_RE_LINE_PATTERN] &= \
~RADEON_LINE_PATTERN_AUTO_RESET; \
- radeonEmitState( rmesa ); \
+ radeonEmitState(&rmesa->radeon); \
} while (0)
#define ALLOC_ELTS(nr) radeonAllocElts( rmesa, nr )
-static GLushort *radeonAllocElts( radeonContextPtr rmesa, GLuint nr )
+static GLushort *radeonAllocElts( r100ContextPtr rmesa, GLuint nr )
{
- if (rmesa->dma.flush)
- rmesa->dma.flush( rmesa );
+ if (rmesa->radeon.dma.flush)
+ rmesa->radeon.dma.flush( rmesa->radeon.glCtx );
- radeonEnsureCmdBufSpace(rmesa, AOS_BUFSZ(rmesa->tcl.nr_aos_components) +
- rmesa->hw.max_state_size + ELTS_BUFSZ(nr));
+ rcommonEnsureCmdBufSpace(&rmesa->radeon, rmesa->radeon.hw.max_state_size + ELTS_BUFSZ(nr) +
+ AOS_BUFSZ(rmesa->radeon.tcl.aos_count), __FUNCTION__);
- radeonEmitAOS( rmesa,
- rmesa->tcl.aos_components,
- rmesa->tcl.nr_aos_components, 0 );
+ radeonEmitAOS( rmesa,
+ rmesa->radeon.tcl.aos_count, 0 );
- return radeonAllocEltsOpenEnded( rmesa,
- rmesa->tcl.vertex_format,
- rmesa->tcl.hw_primitive, nr );
+ return radeonAllocEltsOpenEnded( rmesa, rmesa->tcl.vertex_format,
+ rmesa->tcl.hw_primitive, nr );
}
-#define CLOSE_ELTS() RADEON_NEWPRIM( rmesa )
+#define CLOSE_ELTS() if (0) RADEON_NEWPRIM( rmesa )
GLuint start,
GLuint count)
{
- radeonContextPtr rmesa = RADEON_CONTEXT( ctx );
+ r100ContextPtr rmesa = R100_CONTEXT( ctx );
radeonTclPrimitive( ctx, prim, hwprim );
- radeonEnsureCmdBufSpace( rmesa, AOS_BUFSZ(rmesa->tcl.nr_aos_components) +
- rmesa->hw.max_state_size + VBUF_BUFSZ );
+ rcommonEnsureCmdBufSpace( &rmesa->radeon,
+ AOS_BUFSZ(rmesa->radeon.tcl.aos_count) +
+ rmesa->radeon.hw.max_state_size + VBUF_BUFSZ, __FUNCTION__ );
radeonEmitAOS( rmesa,
- rmesa->tcl.aos_components,
- rmesa->tcl.nr_aos_components,
+ rmesa->radeon.tcl.aos_count,
start );
/* Why couldn't this packet have taken an offset param?
GLenum prim,
int hw_prim )
{
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+ r100ContextPtr rmesa = R100_CONTEXT(ctx);
GLuint se_cntl;
GLuint newprim = hw_prim | RADEON_CP_VC_CNTL_TCL_ENABLE;
}
}
+/**********************************************************************/
+/* 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
+radeonInitStaticFogData( 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
+radeonComputeFogBlendFactor( 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 */
static GLboolean radeon_run_tcl_render( GLcontext *ctx,
struct tnl_pipeline_stage *stage )
{
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+ r100ContextPtr rmesa = R100_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)
+ if (rmesa->radeon.TclFallback)
return GL_TRUE; /* fallback to software t&l */
if (VB->Count == 0)
return GL_FALSE;
- radeonReleaseArrays( ctx, stage->changed_inputs );
- radeonEmitArrays( ctx, stage->inputs );
+ /* 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) && ctx->Fog.Enabled ) {
+ inputs |= VERT_BIT_FOG;
+ }
+
+ for (i = 0 ; i < ctx->Const.MaxTextureUnits; i++) {
+ if (ctx->Texture.Unit[i]._ReallyEnabled) {
+ /* TODO: probably should not emit texture coords when texgen is enabled */
+ if (rmesa->TexGenNeedNormals[i]) {
+ inputs |= VERT_BIT_NORMAL;
+ }
+ inputs |= VERT_BIT_TEX(i);
+ }
+ }
+
+ radeonReleaseArrays( ctx, ~0 );
+ radeonEmitArrays( ctx, inputs );
rmesa->tcl.Elts = VB->Elts;
for (i = 0 ; i < VB->PrimitiveCount ; i++)
{
- GLuint prim = VB->Primitive[i].mode;
+ GLuint prim = _tnl_translate_prim(&VB->Primitive[i]);
GLuint start = VB->Primitive[i].start;
GLuint length = VB->Primitive[i].count;
-static void radeon_check_tcl_render( GLcontext *ctx,
- struct tnl_pipeline_stage *stage )
-{
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
- GLuint inputs = VERT_BIT_POS;
-
- if (ctx->RenderMode == GL_RENDER) {
- /* Make all this event-driven:
- */
- if (ctx->Light.Enabled) {
- inputs |= VERT_BIT_NORMAL;
-
- if (1 || ctx->Light.ColorMaterialEnabled) {
- inputs |= VERT_BIT_COLOR0;
- }
- }
- else {
- inputs |= VERT_BIT_COLOR0;
-
- if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) {
- inputs |= VERT_BIT_COLOR1;
- }
- }
-
- if (ctx->Texture.Unit[0]._ReallyEnabled) {
- if (ctx->Texture.Unit[0].TexGenEnabled) {
- if (rmesa->TexGenNeedNormals[0]) {
- inputs |= VERT_BIT_NORMAL;
- }
- } else {
- inputs |= VERT_BIT_TEX0;
- }
- }
-
- if (ctx->Texture.Unit[1]._ReallyEnabled) {
- if (ctx->Texture.Unit[1].TexGenEnabled) {
- if (rmesa->TexGenNeedNormals[1]) {
- inputs |= VERT_BIT_NORMAL;
- }
- } else {
- inputs |= VERT_BIT_TEX1;
- }
- }
-
- stage->inputs = inputs;
- stage->active = 1;
- }
- else
- stage->active = 0;
-}
-
-static void radeon_init_tcl_render( GLcontext *ctx,
- struct tnl_pipeline_stage *stage )
-{
- stage->check = radeon_check_tcl_render;
- stage->check( ctx, stage );
-}
-
-static void dtr( struct tnl_pipeline_stage *stage )
-{
- (void)stage;
-}
-
-
/* Initial state for tcl stage.
*/
const struct tnl_pipeline_stage _radeon_tcl_stage =
{
"radeon render",
- (_DD_NEW_SEPARATE_SPECULAR |
- _NEW_LIGHT|
- _NEW_TEXTURE|
- _NEW_FOG|
- _NEW_RENDERMODE), /* re-check (new inputs) */
- 0, /* re-run (always runs) */
- GL_TRUE, /* active */
- 0, 0, /* inputs (set in check_render), outputs */
- 0, NULL, /* changed_inputs, private */
- dtr, /* destructor */
- radeon_init_tcl_render, /* check - initially set to alloc data */
+ NULL,
+ NULL,
+ NULL,
+ NULL,
radeon_run_tcl_render /* run */
};
static void transition_to_swtnl( GLcontext *ctx )
{
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+ r100ContextPtr rmesa = R100_CONTEXT(ctx);
TNLcontext *tnl = TNL_CONTEXT(ctx);
GLuint se_cntl;
static void transition_to_hwtnl( GLcontext *ctx )
{
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+ r100ContextPtr rmesa = R100_CONTEXT(ctx);
TNLcontext *tnl = TNL_CONTEXT(ctx);
- GLuint se_coord_fmt = (RADEON_VTX_W0_IS_NOT_1_OVER_W0 |
- RADEON_TEX1_W_ROUTING_USE_Q1);
+ GLuint se_coord_fmt = rmesa->hw.set.cmd[SET_SE_COORDFMT];
+
+ se_coord_fmt &= ~(RADEON_VTX_XY_PRE_MULT_1_OVER_W0 |
+ RADEON_VTX_Z_PRE_MULT_1_OVER_W0 |
+ RADEON_VTX_W0_IS_NOT_1_OVER_W0);
+ se_coord_fmt |= RADEON_VTX_W0_IS_NOT_1_OVER_W0;
if ( se_coord_fmt != rmesa->hw.set.cmd[SET_SE_COORDFMT] ) {
RADEON_STATECHANGE( rmesa, set );
tnl->Driver.NotifyMaterialChange = radeonUpdateMaterial;
- if ( rmesa->dma.flush )
- rmesa->dma.flush( rmesa );
+ if ( rmesa->radeon.dma.flush )
+ rmesa->radeon.dma.flush( rmesa->radeon.glCtx );
- rmesa->dma.flush = NULL;
+ rmesa->radeon.dma.flush = NULL;
rmesa->swtcl.vertex_format = 0;
- if (rmesa->swtcl.indexed_verts.buf)
- radeonReleaseDmaRegion( rmesa, &rmesa->swtcl.indexed_verts,
- __FUNCTION__ );
+ // if (rmesa->swtcl.indexed_verts.buf)
+ // radeonReleaseDmaRegion( rmesa, &rmesa->swtcl.indexed_verts,
+ // __FUNCTION__ );
if (RADEON_DEBUG & DEBUG_FALLBACKS)
fprintf(stderr, "Radeon end tcl fallback\n");
"Texgen unit 0",
"Texgen unit 1",
"Texgen unit 2",
- "User disable"
+ "User disable",
+ "Fogcoord with separate specular lighting"
};
void radeonTclFallback( GLcontext *ctx, GLuint bit, GLboolean mode )
{
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
- GLuint oldfallback = rmesa->TclFallback;
+ r100ContextPtr rmesa = R100_CONTEXT(ctx);
+ GLuint oldfallback = rmesa->radeon.TclFallback;
if (mode) {
- rmesa->TclFallback |= bit;
+ rmesa->radeon.TclFallback |= bit;
if (oldfallback == 0) {
if (RADEON_DEBUG & DEBUG_FALLBACKS)
fprintf(stderr, "Radeon begin tcl fallback %s\n",
}
}
else {
- rmesa->TclFallback &= ~bit;
+ rmesa->radeon.TclFallback &= ~bit;
if (oldfallback == bit) {
if (RADEON_DEBUG & DEBUG_FALLBACKS)
fprintf(stderr, "Radeon end tcl fallback %s\n",