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path: root/src/mesa/drivers/common/t_dd_vbtmp.h
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Diffstat (limited to 'src/mesa/drivers/common/t_dd_vbtmp.h')
-rw-r--r--src/mesa/drivers/common/t_dd_vbtmp.h317
1 files changed, 143 insertions, 174 deletions
diff --git a/src/mesa/drivers/common/t_dd_vbtmp.h b/src/mesa/drivers/common/t_dd_vbtmp.h
index 4b87fe6a32..eb9b403f55 100644
--- a/src/mesa/drivers/common/t_dd_vbtmp.h
+++ b/src/mesa/drivers/common/t_dd_vbtmp.h
@@ -1,4 +1,4 @@
-/* $Id: t_dd_vbtmp.h,v 1.8 2001/03/12 00:48:44 gareth Exp $ */
+/* $Id: t_dd_vbtmp.h,v 1.9 2001/03/17 17:31:42 keithw Exp $ */
/*
* Mesa 3-D graphics library
@@ -105,6 +105,9 @@
#error "can't cope with this combination"
#endif
+#ifndef LOCALVARS
+#define LOCALVARS
+#endif
#if (HAVE_HW_DIVIDE || DO_SPEC || DO_TEX0 || DO_FOG || !HAVE_TINY_VERTICES)
@@ -113,9 +116,10 @@ static void TAG(emit)( GLcontext *ctx,
void *dest,
GLuint stride )
{
+ LOCALVARS
struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
- GLfloat (*tc0)[4], (*tc1)[4], (*tc2)[4], (*tc3)[4];
- GLfloat *fog;
+ GLfloat (*tc0)[4], (*tc1)[4], *fog;
+ GLfloat (*tc2)[4], (*tc3)[4];
GLubyte (*col)[4], (*spec)[4];
GLuint tc0_stride, tc1_stride, col_stride, spec_stride, fog_stride;
GLuint tc2_stride, tc3_stride;
@@ -140,62 +144,34 @@ static void TAG(emit)( GLcontext *ctx,
if (DO_TEX3) {
const GLuint t3 = GET_TEXSOURCE(3);
- if (VB->TexCoordPtr[t3]) {
- tc3 = VB->TexCoordPtr[t3]->data;
- tc3_stride = VB->TexCoordPtr[t3]->stride;
- if (DO_PTEX)
- tc3_size = VB->TexCoordPtr[t3]->size;
- }
- else {
- tc3 = NULL;
- tc3_stride = 0; /* just to silence warnings */
- tc3_size = 0;
- }
+ tc3 = VB->TexCoordPtr[t3]->data;
+ tc3_stride = VB->TexCoordPtr[t3]->stride;
+ if (DO_PTEX)
+ tc3_size = VB->TexCoordPtr[t3]->size;
}
if (DO_TEX2) {
const GLuint t2 = GET_TEXSOURCE(2);
- if (VB->TexCoordPtr[t2]) {
- tc2 = VB->TexCoordPtr[t2]->data;
- tc2_stride = VB->TexCoordPtr[t2]->stride;
- if (DO_PTEX)
- tc2_size = VB->TexCoordPtr[t2]->size;
- }
- else {
- tc2 = NULL;
- tc2_stride = 0;
- tc2_size = 0;
- }
+ tc2 = VB->TexCoordPtr[t2]->data;
+ tc2_stride = VB->TexCoordPtr[t2]->stride;
+ if (DO_PTEX)
+ tc2_size = VB->TexCoordPtr[t2]->size;
}
if (DO_TEX1) {
const GLuint t1 = GET_TEXSOURCE(1);
- if (VB->TexCoordPtr[t1]) {
- tc1 = VB->TexCoordPtr[t1]->data;
- tc1_stride = VB->TexCoordPtr[t1]->stride;
- if (DO_PTEX)
- tc1_size = VB->TexCoordPtr[t1]->size;
- }
- else {
- tc1 = NULL;
- tc1_stride = 0;
- tc1_size = 0;
- }
+ tc1 = VB->TexCoordPtr[t1]->data;
+ tc1_stride = VB->TexCoordPtr[t1]->stride;
+ if (DO_PTEX)
+ tc1_size = VB->TexCoordPtr[t1]->size;
}
if (DO_TEX0) {
const GLuint t0 = GET_TEXSOURCE(0);
- if (VB->TexCoordPtr[t0]) {
- tc0_stride = VB->TexCoordPtr[t0]->stride;
- tc0 = VB->TexCoordPtr[t0]->data;
- if (DO_PTEX)
- tc0_size = VB->TexCoordPtr[t0]->size;
- }
- else {
- tc0 = NULL;
- tc0_stride = 0;
- tc0_size = 0;
- }
+ tc0_stride = VB->TexCoordPtr[t0]->stride;
+ tc0 = VB->TexCoordPtr[t0]->data;
+ if (DO_PTEX)
+ tc0_size = VB->TexCoordPtr[t0]->size;
}
if (DO_RGBA) {
@@ -217,20 +193,16 @@ static void TAG(emit)( GLcontext *ctx,
/* May have nonstandard strides:
*/
if (start) {
- coord = (GLfloat (*)[4])((GLubyte *)coord + start * coord_stride);
+ coord = (GLfloat (*)[4])((GLubyte *)coord + start * coord_stride);
if (DO_TEX0)
- if (tc0)
- tc0 = (GLfloat (*)[4])((GLubyte *)tc0 + start * tc0_stride);
- if (DO_TEX1)
- if (tc1)
- tc1 = (GLfloat (*)[4])((GLubyte *)tc1 + start * tc1_stride);
- if (DO_TEX2)
- if (tc2)
- tc2 = (GLfloat (*)[4])((GLubyte *)tc2 + start * tc2_stride);
- if (DO_TEX3)
- if (tc3)
- tc3 = (GLfloat (*)[4])((GLubyte *)tc3 + start * tc3_stride);
- if (DO_RGBA)
+ tc0 = (GLfloat (*)[4])((GLubyte *)tc0 + start * tc0_stride);
+ if (DO_TEX1)
+ tc1 = (GLfloat (*)[4])((GLubyte *)tc1 + start * tc1_stride);
+ if (DO_TEX2)
+ tc2 = (GLfloat (*)[4])((GLubyte *)tc2 + start * tc2_stride);
+ if (DO_TEX3)
+ tc3 = (GLfloat (*)[4])((GLubyte *)tc3 + start * tc3_stride);
+ if (DO_RGBA)
STRIDE_4UB(col, start * col_stride);
if (DO_SPEC)
STRIDE_4UB(spec, start * spec_stride);
@@ -271,80 +243,72 @@ static void TAG(emit)( GLcontext *ctx,
STRIDE_F(fog, fog_stride);
}
if (DO_TEX0) {
- if (tc0) {
- v->v.u0 = tc0[0][0];
- v->v.v0 = tc0[0][1];
- if (DO_PTEX) {
- if (HAVE_PTEX_VERTICES) {
- if (tc0_size == 4)
- v->pv.q0 = tc0[0][3];
- else
- v->pv.q0 = 1.0;
- }
- else if (tc0_size == 4) {
- float rhw = 1.0 / tc0[0][3];
- v->v.w *= tc0[0][3];
- v->v.u0 *= rhw;
- v->v.v0 *= rhw;
- }
- }
- tc0 = (GLfloat (*)[4])((GLubyte *)tc0 + tc0_stride);
- }
+ v->v.u0 = tc0[0][0];
+ v->v.v0 = tc0[0][1];
+ if (DO_PTEX) {
+ if (HAVE_PTEX_VERTICES) {
+ if (tc0_size == 4)
+ v->pv.q0 = tc0[0][3];
+ else
+ v->pv.q0 = 1.0;
+ }
+ else if (tc0_size == 4) {
+ float rhw = 1.0 / tc0[0][3];
+ v->v.w *= tc0[0][3];
+ v->v.u0 *= rhw;
+ v->v.v0 *= rhw;
+ }
+ }
+ tc0 = (GLfloat (*)[4])((GLubyte *)tc0 + tc0_stride);
}
if (DO_TEX1) {
- if (tc1) {
- if (DO_PTEX) {
- v->pv.u1 = tc1[0][0];
- v->pv.v1 = tc1[0][1];
- if (tc1_size == 4)
- v->pv.q1 = tc1[0][3];
- else
- v->pv.q1 = 1.0;
- }
- else {
- v->v.u1 = tc1[0][0];
- v->v.v1 = tc1[0][1];
- }
- tc1 = (GLfloat (*)[4])((GLubyte *)tc1 + tc1_stride);
- }
- }
+ if (DO_PTEX) {
+ v->pv.u1 = tc1[0][0];
+ v->pv.v1 = tc1[0][1];
+ if (tc1_size == 4)
+ v->pv.q1 = tc1[0][3];
+ else
+ v->pv.q1 = 1.0;
+ }
+ else {
+ v->v.u1 = tc1[0][0];
+ v->v.v1 = tc1[0][1];
+ }
+ tc1 = (GLfloat (*)[4])((GLubyte *)tc1 + tc1_stride);
+ }
else if (DO_PTEX) {
*(GLuint *)&v->pv.q1 = 0; /* avoid culling on radeon */
}
if (DO_TEX2) {
- if (tc2) {
- if (DO_PTEX) {
- v->pv.u2 = tc2[0][0];
- v->pv.v2 = tc2[0][1];
- if (tc2_size == 4)
- v->pv.q2 = tc2[0][3];
- else
- v->pv.q2 = 1.0;
- }
- else {
- v->v.u2 = tc2[0][0];
- v->v.v2 = tc2[0][1];
- }
- tc2 = (GLfloat (*)[4])((GLubyte *)tc2 + tc2_stride);
- }
- }
+ if (DO_PTEX) {
+ v->pv.u2 = tc2[0][0];
+ v->pv.v2 = tc2[0][1];
+ if (tc2_size == 4)
+ v->pv.q2 = tc2[0][3];
+ else
+ v->pv.q2 = 1.0;
+ }
+ else {
+ v->v.u2 = tc2[0][0];
+ v->v.v2 = tc2[0][1];
+ }
+ tc2 = (GLfloat (*)[4])((GLubyte *)tc2 + tc2_stride);
+ }
if (DO_TEX3) {
- if (tc3) {
- if (DO_PTEX) {
- v->pv.u3 = tc3[0][0];
- v->pv.v3 = tc3[0][1];
- if (tc3_size == 4)
- v->pv.q3 = tc3[0][3];
- else
- v->pv.q3 = 1.0;
- }
- else {
- v->v.u3 = tc3[0][0];
- v->v.v3 = tc3[0][1];
- }
- tc3 = (GLfloat (*)[4])((GLubyte *)tc3 + tc3_stride);
- }
- }
+ if (DO_PTEX) {
+ v->pv.u3 = tc3[0][0];
+ v->pv.v3 = tc3[0][1];
+ if (tc3_size == 4)
+ v->pv.q3 = tc3[0][3];
+ else
+ v->pv.q3 = 1.0;
+ }
+ else {
+ v->v.u3 = tc3[0][0];
+ v->v.v3 = tc3[0][1];
+ }
+ tc3 = (GLfloat (*)[4])((GLubyte *)tc3 + tc3_stride);
+ }
}
}
else {
@@ -377,46 +341,42 @@ static void TAG(emit)( GLcontext *ctx,
v->v.specular.alpha = fog[i] * 255.0;
}
if (DO_TEX0) {
- if (tc0) {
- if (DO_PTEX) {
- v->pv.u0 = tc0[i][0];
- v->pv.v0 = tc0[i][1];
- if (HAVE_PTEX_VERTICES) {
- if (tc0_size == 4)
- v->pv.q0 = tc0[i][3];
- else
- v->pv.q0 = 1.0;
-
- v->pv.q1 = 0; /* radeon */
- }
- else if (tc0_size == 4) {
- float rhw = 1.0 / tc0[i][3];
- v->v.w *= tc0[i][3];
- v->v.u0 *= rhw;
- v->v.v0 *= rhw;
- }
- }
- else {
- v->v.u0 = tc0[i][0];
- v->v.v0 = tc0[i][1];
- }
- }
+ if (DO_PTEX) {
+ v->pv.u0 = tc0[i][0];
+ v->pv.v0 = tc0[i][1];
+ if (HAVE_PTEX_VERTICES) {
+ if (tc0_size == 4)
+ v->pv.q0 = tc0[i][3];
+ else
+ v->pv.q0 = 1.0;
+
+ v->pv.q1 = 0; /* radeon */
+ }
+ else if (tc0_size == 4) {
+ float rhw = 1.0 / tc0[i][3];
+ v->v.w *= tc0[i][3];
+ v->v.u0 *= rhw;
+ v->v.v0 *= rhw;
+ }
+ }
+ else {
+ v->v.u0 = tc0[i][0];
+ v->v.v0 = tc0[i][1];
+ }
}
if (DO_TEX1) {
- if (tc1) {
- if (DO_PTEX) {
- v->pv.u1 = tc1[i][0];
- v->pv.v1 = tc1[i][1];
- if (tc1_size == 4)
- v->pv.q1 = tc1[i][3];
- else
- v->pv.q1 = 1.0;
- }
- else {
- v->v.u1 = tc1[i][0];
- v->v.v1 = tc1[i][1];
- }
- }
+ if (DO_PTEX) {
+ v->pv.u1 = tc1[i][0];
+ v->pv.v1 = tc1[i][1];
+ if (tc1_size == 4)
+ v->pv.q1 = tc1[i][3];
+ else
+ v->pv.q1 = 1.0;
+ }
+ else {
+ v->v.u1 = tc1[i][0];
+ v->v.v1 = tc1[i][1];
+ }
}
}
}
@@ -431,6 +391,7 @@ static void TAG(emit)( GLcontext *ctx,
static void TAG(emit)( GLcontext *ctx, GLuint start, GLuint end,
void *dest, GLuint stride )
{
+ LOCALVARS
struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
GLubyte (*col)[4] = VB->ColorPtr[0]->data;
GLuint col_stride = VB->ColorPtr[0]->stride;
@@ -502,6 +463,7 @@ static void TAG(emit)( GLcontext *ctx, GLuint start, GLuint end,
static void TAG(emit)( GLcontext *ctx, GLuint start, GLuint end,
void *dest, GLuint stride )
{
+ LOCALVARS
struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
GLubyte (*col)[4] = VB->ColorPtr[0]->data;
GLuint col_stride = VB->ColorPtr[0]->stride;
@@ -540,8 +502,11 @@ static void TAG(emit)( GLcontext *ctx, GLuint start, GLuint end,
#if (HAVE_PTEX_VERTICES)
static GLboolean TAG(check_tex_sizes)( GLcontext *ctx )
{
+ LOCALVARS
struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+ /* Force 'missing' texcoords to something valid.
+ */
if (DO_TEX3 && VB->TexCoordPtr[2] == 0)
VB->TexCoordPtr[2] = VB->TexCoordPtr[3];
@@ -553,11 +518,11 @@ static GLboolean TAG(check_tex_sizes)( GLcontext *ctx )
if (DO_PTEX)
return GL_TRUE;
-
- if ((DO_TEX3 && VB->TexCoordPtr[3]->size == 4) ||
- (DO_TEX2 && VB->TexCoordPtr[2]->size == 4) ||
- (DO_TEX1 && VB->TexCoordPtr[1]->size == 4) ||
- (DO_TEX0 && VB->TexCoordPtr[0]->size == 4))
+
+ if ((DO_TEX3 && VB->TexCoordPtr[GET_TEXSOURCE(3)]->size == 4) ||
+ (DO_TEX2 && VB->TexCoordPtr[GET_TEXSOURCE(2)]->size == 4) ||
+ (DO_TEX1 && VB->TexCoordPtr[GET_TEXSOURCE(1)]->size == 4) ||
+ (DO_TEX0 && VB->TexCoordPtr[GET_TEXSOURCE(0)]->size == 4))
return GL_FALSE;
return GL_TRUE;
@@ -565,8 +530,11 @@ static GLboolean TAG(check_tex_sizes)( GLcontext *ctx )
#else
static GLboolean TAG(check_tex_sizes)( GLcontext *ctx )
{
+ LOCALVARS
struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+ /* Force 'missing' texcoords to something valid.
+ */
if (DO_TEX3 && VB->TexCoordPtr[2] == 0)
VB->TexCoordPtr[2] = VB->TexCoordPtr[3];
@@ -582,14 +550,14 @@ static GLboolean TAG(check_tex_sizes)( GLcontext *ctx )
/* No hardware support for projective texture. Can fake it for
* TEX0 only.
*/
- if ((DO_TEX3 && VB->TexCoordPtr[3]->size == 4) ||
- (DO_TEX2 && VB->TexCoordPtr[2]->size == 4) ||
- (DO_TEX1 && VB->TexCoordPtr[1]->size == 4)) {
+ if ((DO_TEX3 && VB->TexCoordPtr[GET_TEXSOURCE(3)]->size == 4) ||
+ (DO_TEX2 && VB->TexCoordPtr[GET_TEXSOURCE(2)]->size == 4) ||
+ (DO_TEX1 && VB->TexCoordPtr[GET_TEXSOURCE(1)]->size == 4)) {
PTEX_FALLBACK();
return GL_FALSE;
}
- if (DO_TEX0 && VB->TexCoordPtr[0]->size == 4) {
+ if (DO_TEX0 && VB->TexCoordPtr[GET_TEXSOURCE(0)]->size == 4) {
if (DO_TEX1 || DO_TEX2 || DO_TEX3) {
PTEX_FALLBACK();
}
@@ -606,6 +574,7 @@ static void TAG(interp)( GLcontext *ctx,
GLuint edst, GLuint eout, GLuint ein,
GLboolean force_boundary )
{
+ LOCALVARS
struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
GLubyte *ddverts = GET_VERTEX_STORE();
GLuint shift = GET_VERTEX_STRIDE_SHIFT();
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 10:43:04 +0000