OpenHarmony/third_party_mesa3d
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Move away from using the ctx->_TriangleCaps bitfield.

Browse Source 
New macros in context.h for testing state: NEED_SECONDARY_COLOR
and NEED_TWO_SIDED_LIGHTING.
This commit is contained in:
Brian Paul
2003-09-18 23:21:08 +00:00
parent 1a8ebb8c2f
commit 29b4076f9a
7 changed files with 50 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
src/mesa/main/context.h
View File

@@ -361,4 +361,30 @@ do { \
/*@}*/
/**
* Macros to help evaluate current state conditions
*/
/*@{*/
/**
* Is the secondary color needed?
*/
#define NEED_SECONDARY_COLOR(CTX) \
(((CTX)->Light.Enabled && \
(CTX)->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR) \
|| (CTX)->Fog.ColorSumEnabled)
/**
* Is two-sided lighting in effect?
*/
#define NEED_TWO_SIDED_LIGHTING(CTX) \
(ctx->Light.Enabled && ctx->Light.Model.TwoSide)
/*@}*/
#endif

2
src/mesa/swrast/s_aatriangle.c
View File

@@ -464,7 +464,7 @@ _swrast_set_aa_triangle_function(GLcontext *ctx)
ASSERT(ctx->Polygon.SmoothFlag);
if (ctx->Texture._EnabledCoordUnits != 0) {
if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) {
if (NEED_SECONDARY_COLOR(ctx)) {
if (ctx->Texture._EnabledCoordUnits > 1) {
SWRAST_CONTEXT(ctx)->Triangle = spec_multitex_aa_tri;
}

10
src/mesa/swrast/s_context.c
View File

@@ -226,8 +226,8 @@ _swrast_validate_triangle( GLcontext *ctx,
_swrast_validate_derived( ctx );
swrast->choose_triangle( ctx );
if ((ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) &&
ctx->Texture._EnabledUnits == 0) {
if (ctx->Texture._EnabledUnits == 0 && NEED_SECONDARY_COLOR(ctx)) {
/* separate specular color, but no texture */
swrast->SpecTriangle = swrast->Triangle;
swrast->Triangle = _swrast_add_spec_terms_triangle;
}
@@ -243,8 +243,7 @@ _swrast_validate_line( GLcontext *ctx, const SWvertex *v0, const SWvertex *v1 )
_swrast_validate_derived( ctx );
swrast->choose_line( ctx );
if ((ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) &&
ctx->Texture._EnabledUnits == 0) {
if (ctx->Texture._EnabledUnits == 0 && NEED_SECONDARY_COLOR(ctx)) {
swrast->SpecLine = swrast->Line;
swrast->Line = _swrast_add_spec_terms_line;
}
@@ -261,8 +260,7 @@ _swrast_validate_point( GLcontext *ctx, const SWvertex *v0 )
_swrast_validate_derived( ctx );
swrast->choose_point( ctx );
if ((ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) &&
ctx->Texture._EnabledUnits == 0) {
if (ctx->Texture._EnabledUnits == 0 && NEED_SECONDARY_COLOR(ctx)) {
swrast->SpecPoint = swrast->Point;
swrast->Point = _swrast_add_spec_terms_point;
}

3
src/mesa/swrast/s_lines.c
View File

@@ -24,6 +24,7 @@
#include "glheader.h"
#include "context.h"
#include "colormac.h"
#include "macros.h"
#include "s_aaline.h"
@@ -304,7 +305,7 @@ _swrast_choose_line( GLcontext *ctx )
else if (ctx->Texture._EnabledCoordUnits) {
/* textured lines */
if (ctx->Texture._EnabledCoordUnits > 0x1
|| (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR)) {
|| NEED_SECONDARY_COLOR(ctx)) {
/* multi-texture and/or separate specular color */
USE(multitextured_line);
}

14
src/mesa/swrast_setup/ss_triangle.c
View File

@@ -69,7 +69,7 @@ static void _swsetup_render_line_tri( GLcontext *ctx,
return;
}
if (ctx->_TriangleCaps & DD_FLATSHADE) {
if (ctx->Light.ShadeModel == GL_FLAT) {
COPY_CHAN4(c[0], v0->color);
COPY_CHAN4(c[1], v1->color);
COPY_CHAN4(s[0], v0->specular);
@@ -95,7 +95,7 @@ static void _swsetup_render_line_tri( GLcontext *ctx,
if (ef[e2]) _swrast_Line( ctx, v2, v0 );
}
if (ctx->_TriangleCaps & DD_FLATSHADE) {
if (ctx->Light.ShadeModel == GL_FLAT) {
COPY_CHAN4(v0->color, c[0]);
COPY_CHAN4(v1->color, c[1]);
COPY_CHAN4(v0->specular, s[0]);
@@ -128,7 +128,8 @@ static void _swsetup_render_point_tri( GLcontext *ctx,
return;
}
if (ctx->_TriangleCaps & DD_FLATSHADE) {
if (ctx->Light.ShadeModel == GL_FLAT) {
/* save colors/indexes for v0, v1 vertices */
COPY_CHAN4(c[0], v0->color);
COPY_CHAN4(c[1], v1->color);
COPY_CHAN4(s[0], v0->specular);
@@ -136,6 +137,7 @@ static void _swsetup_render_point_tri( GLcontext *ctx,
i[0] = v0->index;
i[1] = v1->index;
/* copy v2 color/indexes to v0, v1 indexes */
COPY_CHAN4(v0->color, v2->color);
COPY_CHAN4(v1->color, v2->color);
COPY_CHAN4(v0->specular, v2->specular);
@@ -148,7 +150,8 @@ static void _swsetup_render_point_tri( GLcontext *ctx,
if (ef[e1]) _swrast_Point( ctx, v1 );
if (ef[e2]) _swrast_Point( ctx, v2 );
if (ctx->_TriangleCaps & DD_FLATSHADE) {
if (ctx->Light.ShadeModel == GL_FLAT) {
/* restore v0, v1 colores/indexes */
COPY_CHAN4(v0->color, c[0]);
COPY_CHAN4(v1->color, c[1]);
COPY_CHAN4(v0->specular, s[0]);
@@ -294,7 +297,8 @@ void _swsetup_choose_trifuncs( GLcontext *ctx )
/* We piggyback the two-sided stencil front/back determination on the
* unfilled triangle path.
*/
if ((ctx->_TriangleCaps & DD_TRI_UNFILLED) ||
if (ctx->Polygon.FrontMode != GL_FILL ||
ctx->Polygon.BackMode != GL_FILL ||
(ctx->Stencil.Enabled && ctx->Stencil.TestTwoSide))
ind |= SS_UNFILLED_BIT;

6
src/mesa/swrast_setup/ss_vb.c
View File

@@ -392,7 +392,7 @@ _swsetup_choose_rastersetup_func(GLcontext *ctx)
else if (ctx->Texture._EnabledCoordUnits == 1)
funcindex |= TEX0; /* only unit 0 is enabled */
if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR)
if (NEED_SECONDARY_COLOR(ctx))
funcindex |= SPEC;
}
else {
@@ -418,7 +418,9 @@ _swsetup_choose_rastersetup_func(GLcontext *ctx)
swsetup->SetupIndex = funcindex;
tnl->Driver.Render.BuildVertices = setup_tab[funcindex];
if (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED)) {
if (NEED_TWO_SIDED_LIGHTING(ctx) ||
ctx->Polygon.FrontMode != GL_FILL ||
ctx->Polygon.BackMode != GL_FILL) {
tnl->Driver.Render.Interp = interp_extras;
tnl->Driver.Render.CopyPV = copy_pv_extras;
}

8
src/mesa/tnl/t_vb_render.c
View File

@@ -72,7 +72,7 @@
/* Clip and render whole begin/end objects */
/**********************************************************************/
#define NEED_EDGEFLAG_SETUP (ctx->_TriangleCaps & DD_TRI_UNFILLED)
#define NEED_EDGEFLAG_SETUP (ctx->Polygon.FrontMode != GL_FILL || ctx->Polygon.BackMode != GL_FILL)
#define EDGEFLAG_GET(idx) VB->EdgeFlag[idx]
#define EDGEFLAG_SET(idx, val) VB->EdgeFlag[idx] = val
@@ -184,7 +184,7 @@ static void clip_elt_triangles( GLcontext *ctx,
/* Render whole begin/end objects */
/**********************************************************************/
#define NEED_EDGEFLAG_SETUP (ctx->_TriangleCaps & DD_TRI_UNFILLED)
#define NEED_EDGEFLAG_SETUP (ctx->Polygon.FrontMode != GL_FILL || ctx->Polygon.BackMode != GL_FILL)
#define EDGEFLAG_GET(idx) VB->EdgeFlag[idx]
#define EDGEFLAG_SET(idx, val) VB->EdgeFlag[idx] = val
@@ -348,7 +348,7 @@ static void check_render( GLcontext *ctx, struct gl_pipeline_stage *stage )
if (ctx->Visual.rgbMode) {
inputs |= VERT_BIT_COLOR0;
if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR)
if (NEED_SECONDARY_COLOR(ctx))
inputs |= VERT_BIT_COLOR1;
if (ctx->Texture._EnabledCoordUnits) {
@@ -370,7 +370,7 @@ static void check_render( GLcontext *ctx, struct gl_pipeline_stage *stage )
if (ctx->Fog.Enabled)
inputs |= VERT_BIT_FOG;
if (ctx->_TriangleCaps & DD_TRI_UNFILLED)
if (ctx->Polygon.FrontMode != GL_FILL || ctx->Polygon.BackMode != GL_FILL)
inputs |= VERT_BIT_EDGEFLAG;
if (ctx->RenderMode==GL_FEEDBACK)