mesa: Branch 'master' - 3 commits
Brian Paul
brianp at kemper.freedesktop.org
Sat Apr 14 15:38:21 UTC 2007
src/mesa/main/texstate.c | 12 -
src/mesa/shader/slang/library/slang_common_builtin.gc | 9 -
src/mesa/shader/slang/library/slang_common_builtin_gc.h | 137 ++++++++--------
src/mesa/swrast/s_texfilter.c | 115 +++++++++----
4 files changed, 165 insertions(+), 108 deletions(-)
New commits:
diff-tree 9519785e298c665f8aafe57a6a1b2d5c5d484a6d (from 83ad64d94a69c23f6b55ba15c7f031140bff3256)
Author: Brian <brian at yutani.localnet.net>
Date: Sat Apr 14 09:38:20 2007 -0600
illegal to set GL_TEXTURE_MAX_LEVEL w/ GL_TEXTURE_RECTANGLE_ARB
diff --git a/src/mesa/main/texstate.c b/src/mesa/main/texstate.c
index bed2c12..51e19b7 100644
--- a/src/mesa/main/texstate.c
+++ b/src/mesa/main/texstate.c
@@ -1440,11 +1440,11 @@ _mesa_TexParameterfv( GLenum target, GLe
break;
case GL_TEXTURE_BASE_LEVEL:
if (params[0] < 0.0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)");
return;
}
- if (target == GL_TEXTURE_RECTANGLE_NV && params[0] != 0.0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
+ if (target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0.0) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)");
return;
}
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
@@ -1452,7 +1452,11 @@ _mesa_TexParameterfv( GLenum target, GLe
break;
case GL_TEXTURE_MAX_LEVEL:
if (params[0] < 0.0) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)" );
+ _mesa_error(ctx, GL_INVALID_VALUE, "glTexParameter(param)");
+ return;
+ }
+ if (target == GL_TEXTURE_RECTANGLE_ARB) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(param)");
return;
}
FLUSH_VERTICES(ctx, _NEW_TEXTURE);
diff-tree 83ad64d94a69c23f6b55ba15c7f031140bff3256 (from fde15a2bae2f2ca552763705f12d53e4606feabf)
Author: Brian <brian at yutani.localnet.net>
Date: Sat Apr 14 09:36:17 2007 -0600
implement shadow2DRect functions
diff --git a/src/mesa/shader/slang/library/slang_common_builtin.gc b/src/mesa/shader/slang/library/slang_common_builtin.gc
index 103bbc4..ab14408 100644
--- a/src/mesa/shader/slang/library/slang_common_builtin.gc
+++ b/src/mesa/shader/slang/library/slang_common_builtin.gc
@@ -1704,20 +1704,17 @@ vec4 texture2DRectProj(const sampler2DRe
vec4 texture2DRectProj(const sampler2DRect sampler, const vec4 coord)
{
- // do projection here
- vec4 pcoord;
- pcoord.xy = coord.xy / coord.w;
- __asm vec4_texp_rect __retVal, sampler, pcoord;
+ __asm vec4_texp_rect __retVal, sampler, ccoord;
}
vec4 shadow2DRect(const sampler2DRectShadow sampler, const vec3 coord)
{
-// XXX to do
+ __asm vec4_tex_rect __retVal, sampler, coord;
}
vec4 shadow2DRectProj(const sampler2DRectShadow sampler, const vec4 coord)
{
-// XXX to do
+ __asm vec4_texp_rect __retVal, sampler, coord;
}
diff --git a/src/mesa/shader/slang/library/slang_common_builtin_gc.h b/src/mesa/shader/slang/library/slang_common_builtin_gc.h
index 6ba6969..85ab76a 100644
--- a/src/mesa/shader/slang/library/slang_common_builtin_gc.h
+++ b/src/mesa/shader/slang/library/slang_common_builtin_gc.h
@@ -720,75 +720,76 @@
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-111,105,115,101,49,0,18,120,0,58,118,101,99,50,0,17,49,57,0,51,52,0,0,0,17,55,0,54,54,0,0,0,0,46,0,
-0,20,0,9,18,95,95,114,101,116,86,97,108,0,59,122,0,58,110,111,105,115,101,49,0,18,120,0,58,118,101,
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diff-tree fde15a2bae2f2ca552763705f12d53e4606feabf (from 216eb81c53908c9ac774a378425691aa66205a88)
Author: Brian <brian at yutani.localnet.net>
Date: Sat Apr 14 09:33:20 2007 -0600
Fix sample_depth_texture() to handle texture rectangle coords.
diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c
index b2c5574..5413fc0 100644
--- a/src/mesa/swrast/s_texfilter.c
+++ b/src/mesa/swrast/s_texfilter.c
@@ -1,8 +1,8 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.2
+ * Version: 6.5.3
*
- * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2007 Brian Paul 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"),
@@ -2026,6 +2026,60 @@ sample_lambda_cube( GLcontext *ctx,
/* Texture Rectangle Sampling Functions */
/**********************************************************************/
+
+/**
+ * Do clamp/wrap for a texture rectangle coord, GL_NEAREST filter mode.
+ */
+static INLINE GLint
+clamp_rect_coord_nearest(GLenum wrapMode, GLfloat coord, GLint max)
+{
+ if (wrapMode == GL_CLAMP) {
+ return IFLOOR( CLAMP(coord, 0.0F, max - 1) );
+ }
+ else if (wrapMode == GL_CLAMP_TO_EDGE) {
+ return IFLOOR( CLAMP(coord, 0.5F, max - 0.5F) );
+ }
+ else {
+ return IFLOOR( CLAMP(coord, -0.5F, max + 0.5F) );
+ }
+}
+
+
+/*
+ * As above, but GL_LINEAR filtering.
+ */
+static INLINE void
+clamp_rect_coord_linear(GLenum wrapMode, GLfloat coord, GLint max,
+ GLint *i0out, GLint *i1out)
+{
+ GLfloat fcol;
+ GLint i0, i1;
+ if (wrapMode == GL_CLAMP) {
+ /* Not exactly what the spec says, but it matches NVIDIA output */
+ fcol = CLAMP(coord - 0.5F, 0.0, max-1);
+ i0 = IFLOOR(fcol);
+ i1 = i0 + 1;
+ }
+ else if (wrapMode == GL_CLAMP_TO_EDGE) {
+ fcol = CLAMP(coord, 0.5F, max - 0.5F);
+ fcol -= 0.5F;
+ i0 = IFLOOR(fcol);
+ i1 = i0 + 1;
+ if (i1 > max - 1)
+ i1 = max - 1;
+ }
+ else {
+ ASSERT(wrapMode == GL_CLAMP_TO_BORDER);
+ fcol = CLAMP(coord, -0.5F, max + 0.5F);
+ fcol -= 0.5F;
+ i0 = IFLOOR(fcol);
+ i1 = i0 + 1;
+ }
+ *i0out = i0;
+ *i1out = i1;
+}
+
+
static void
sample_nearest_rect(GLcontext *ctx,
const struct gl_texture_object *tObj, GLuint n,
@@ -2050,29 +2104,10 @@ sample_nearest_rect(GLcontext *ctx,
tObj->WrapT == GL_CLAMP_TO_BORDER);
ASSERT(img->_BaseFormat != GL_COLOR_INDEX);
- /* XXX move Wrap mode tests outside of loops for common cases */
for (i = 0; i < n; i++) {
GLint row, col;
- /* NOTE: we DO NOT use [0, 1] texture coordinates! */
- if (tObj->WrapS == GL_CLAMP) {
- col = IFLOOR( CLAMP(texcoords[i][0], 0.0F, width - 1) );
- }
- else if (tObj->WrapS == GL_CLAMP_TO_EDGE) {
- col = IFLOOR( CLAMP(texcoords[i][0], 0.5F, width - 0.5F) );
- }
- else {
- col = IFLOOR( CLAMP(texcoords[i][0], -0.5F, width + 0.5F) );
- }
- if (tObj->WrapT == GL_CLAMP) {
- row = IFLOOR( CLAMP(texcoords[i][1], 0.0F, height - 1) );
- }
- else if (tObj->WrapT == GL_CLAMP_TO_EDGE) {
- row = IFLOOR( CLAMP(texcoords[i][1], 0.5F, height - 0.5F) );
- }
- else {
- row = IFLOOR( CLAMP(texcoords[i][1], -0.5F, height + 0.5F) );
- }
-
+ col = clamp_rect_coord_nearest(tObj->WrapS, texcoords[i][0], width);
+ row = clamp_rect_coord_nearest(tObj->WrapT, texcoords[i][1], height);
if (col < 0 || col > width_minus_1 || row < 0 || row > height_minus_1)
COPY_CHAN4(rgba[i], tObj->_BorderChan);
else
@@ -2286,9 +2321,17 @@ sample_depth_texture( GLcontext *ctx,
for (i = 0; i < n; i++) {
GLfloat depthSample;
GLint col, row;
- /* XXX fix for texture rectangle! */
- COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoords[i][0], width, col);
- COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapT, texcoords[i][1], height, row);
+
+ if (tObj->Target == GL_TEXTURE_RECTANGLE_ARB) {
+ col = clamp_rect_coord_nearest(tObj->WrapS, texcoords[i][0], width);
+ row = clamp_rect_coord_nearest(tObj->WrapT, texcoords[i][1], height);
+ }
+ else {
+ COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapS, texcoords[i][0],
+ width, col);
+ COMPUTE_NEAREST_TEXEL_LOCATION(tObj->WrapT, texcoords[i][1],
+ height, row);
+ }
if (col >= 0 && row >= 0 && col < width && row < height) {
img->FetchTexelf(img, col, row, 0, &depthSample);
}
@@ -2362,9 +2405,18 @@ sample_depth_texture( GLcontext *ctx,
GLfloat u, v;
GLuint useBorderTexel;
- /* XXX fix for texture rectangle! */
- COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapS, texcoords[i][0], u, width, i0, i1);
- COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapT, texcoords[i][1], v, height,j0, j1);
+ if (tObj->Target == GL_TEXTURE_RECTANGLE_ARB) {
+ clamp_rect_coord_linear(tObj->WrapS, texcoords[i][0],
+ width, &i0, &i1);
+ clamp_rect_coord_linear(tObj->WrapT, texcoords[i][1],
+ height, &j0, &j1);
+ }
+ else {
+ COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapS, texcoords[i][0],
+ u, width, i0, i1);
+ COMPUTE_LINEAR_TEXEL_LOCATIONS(tObj->WrapT, texcoords[i][1],
+ v, height,j0, j1);
+ }
useBorderTexel = 0;
if (img->Border) {
@@ -2727,7 +2779,10 @@ _swrast_choose_texture_sample_func( GLco
return &sample_nearest_cube;
}
case GL_TEXTURE_RECTANGLE_NV:
- if (needLambda) {
+ if (format == GL_DEPTH_COMPONENT || format == GL_DEPTH_STENCIL_EXT) {
+ return &sample_depth_texture;
+ }
+ else if (needLambda) {
return &sample_lambda_rect;
}
else if (t->MinFilter == GL_LINEAR) {
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