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-rw-r--r--src/mesa/main/attrib.c4
-rw-r--r--src/mesa/main/extensions.c2
-rw-r--r--src/mesa/main/mtypes.h2
-rw-r--r--src/mesa/main/samplerobj.c1
-rw-r--r--src/mesa/main/texobj.c2
-rw-r--r--src/mesa/main/texparam.c24
-rw-r--r--src/mesa/program/prog_statevars.c20
-rw-r--r--src/mesa/program/prog_statevars.h1
-rw-r--r--src/mesa/swrast/s_texfilter.c36
9 files changed, 16 insertions, 76 deletions
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index 9cab35b0c37..1a04eebdd19 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -805,10 +805,6 @@ pop_texture_group(struct gl_context *ctx, struct texture_state *texstate)
_mesa_TexParameterf(target, GL_TEXTURE_MAX_ANISOTROPY_EXT,
samp->MaxAnisotropy);
}
- if (ctx->Extensions.ARB_shadow_ambient) {
- _mesa_TexParameterf(target, GL_TEXTURE_COMPARE_FAIL_VALUE_ARB,
- samp->CompareFailValue);
- }
if (ctx->Extensions.ARB_shadow) {
_mesa_TexParameteri(target, GL_TEXTURE_COMPARE_MODE,
samp->CompareMode);
diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c
index 521fe14dba5..7f3aa940a00 100644
--- a/src/mesa/main/extensions.c
+++ b/src/mesa/main/extensions.c
@@ -120,7 +120,6 @@ static const struct extension extension_table[] = {
{ "GL_ARB_shader_stencil_export", o(ARB_shader_stencil_export), GL, 2009 },
{ "GL_ARB_shader_texture_lod", o(ARB_shader_texture_lod), GL, 2009 },
{ "GL_ARB_shading_language_100", o(ARB_shading_language_100), GLL, 2003 },
- { "GL_ARB_shadow_ambient", o(ARB_shadow_ambient), GL, 2001 },
{ "GL_ARB_shadow", o(ARB_shadow), GLL, 2001 },
{ "GL_ARB_sync", o(ARB_sync), GL, 2003 },
{ "GL_ARB_texture_border_clamp", o(ARB_texture_border_clamp), GLL, 2000 },
@@ -427,7 +426,6 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
ctx->Extensions.ARB_shading_language_100 = GL_TRUE;
#endif
ctx->Extensions.ARB_shadow = GL_TRUE;
- ctx->Extensions.ARB_shadow_ambient = GL_TRUE;
ctx->Extensions.ARB_texture_border_clamp = GL_TRUE;
ctx->Extensions.ARB_texture_cube_map = GL_TRUE;
ctx->Extensions.ARB_texture_env_combine = GL_TRUE;
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 8fcb6b45694..552c1cf69de 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1250,7 +1250,6 @@ struct gl_sampler_object
GLfloat MaxAnisotropy; /**< GL_EXT_texture_filter_anisotropic */
GLenum CompareMode; /**< GL_ARB_shadow */
GLenum CompareFunc; /**< GL_ARB_shadow */
- GLfloat CompareFailValue; /**< GL_ARB_shadow_ambient */
GLenum sRGBDecode; /**< GL_DECODE_EXT or GL_SKIP_DECODE_EXT */
GLboolean CubeMapSeamless; /**< GL_AMD_seamless_cubemap_per_texture */
};
@@ -2972,7 +2971,6 @@ struct gl_extensions
GLboolean ARB_shader_texture_lod;
GLboolean ARB_shading_language_100;
GLboolean ARB_shadow;
- GLboolean ARB_shadow_ambient;
GLboolean ARB_sync;
GLboolean ARB_texture_border_clamp;
GLboolean ARB_texture_buffer_object;
diff --git a/src/mesa/main/samplerobj.c b/src/mesa/main/samplerobj.c
index dc8adfc3f72..8bf5f490a12 100644
--- a/src/mesa/main/samplerobj.c
+++ b/src/mesa/main/samplerobj.c
@@ -130,7 +130,6 @@ _mesa_init_sampler_object(struct gl_sampler_object *sampObj, GLuint name)
sampObj->MaxAnisotropy = 1.0F;
sampObj->CompareMode = GL_NONE;
sampObj->CompareFunc = GL_LEQUAL;
- sampObj->CompareFailValue = 0.0;
sampObj->sRGBDecode = GL_DECODE_EXT;
sampObj->CubeMapSeamless = GL_FALSE;
}
diff --git a/src/mesa/main/texobj.c b/src/mesa/main/texobj.c
index f70da4fbc94..02e37bebc5e 100644
--- a/src/mesa/main/texobj.c
+++ b/src/mesa/main/texobj.c
@@ -144,7 +144,6 @@ _mesa_initialize_texture_object( struct gl_texture_object *obj,
obj->Sampler.MaxAnisotropy = 1.0;
obj->Sampler.CompareMode = GL_NONE; /* ARB_shadow */
obj->Sampler.CompareFunc = GL_LEQUAL; /* ARB_shadow */
- obj->Sampler.CompareFailValue = 0.0F; /* ARB_shadow_ambient */
obj->DepthMode = GL_LUMINANCE;
obj->Sampler.CubeMapSeamless = GL_FALSE;
obj->Swizzle[0] = GL_RED;
@@ -257,7 +256,6 @@ _mesa_copy_texture_object( struct gl_texture_object *dest,
dest->Sampler.MaxAnisotropy = src->Sampler.MaxAnisotropy;
dest->Sampler.CompareMode = src->Sampler.CompareMode;
dest->Sampler.CompareFunc = src->Sampler.CompareFunc;
- dest->Sampler.CompareFailValue = src->Sampler.CompareFailValue;
dest->Sampler.CubeMapSeamless = src->Sampler.CubeMapSeamless;
dest->DepthMode = src->DepthMode;
dest->Sampler.sRGBDecode = src->Sampler.sRGBDecode;
diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index 9e7c3e45782..690fd6c2562 100644
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -541,20 +541,6 @@ set_tex_parameterf(struct gl_context *ctx,
}
return GL_FALSE;
- case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
- if (ctx->Extensions.ARB_shadow_ambient) {
- if (texObj->Sampler.CompareFailValue != params[0]) {
- flush(ctx);
- texObj->Sampler.CompareFailValue = CLAMP(params[0], 0.0F, 1.0F);
- return GL_TRUE;
- }
- }
- else {
- _mesa_error(ctx, GL_INVALID_ENUM,
- "glTexParameter(pname=GL_TEXTURE_COMPARE_FAIL_VALUE_ARB)");
- }
- return GL_FALSE;
-
case GL_TEXTURE_LOD_BIAS:
/* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias */
if (texObj->Sampler.LodBias != params[0]) {
@@ -1136,11 +1122,6 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
goto invalid_pname;
*params = obj->Sampler.MaxAnisotropy;
break;
- case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
- if (!ctx->Extensions.ARB_shadow_ambient)
- goto invalid_pname;
- *params = obj->Sampler.CompareFailValue;
- break;
case GL_GENERATE_MIPMAP_SGIS:
*params = (GLfloat) obj->GenerateMipmap;
break;
@@ -1282,11 +1263,6 @@ _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params )
goto invalid_pname;
*params = (GLint) obj->Sampler.MaxAnisotropy;
break;
- case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
- if (!ctx->Extensions.ARB_shadow_ambient)
- goto invalid_pname;
- *params = (GLint) FLOAT_TO_INT(obj->Sampler.CompareFailValue);
- break;
case GL_GENERATE_MIPMAP_SGIS:
*params = (GLint) obj->GenerateMipmap;
break;
diff --git a/src/mesa/program/prog_statevars.c b/src/mesa/program/prog_statevars.c
index 91212218e7a..f9c6677b19b 100644
--- a/src/mesa/program/prog_statevars.c
+++ b/src/mesa/program/prog_statevars.c
@@ -551,22 +551,6 @@ _mesa_fetch_state(struct gl_context *ctx, const gl_state_index state[],
value[3] = ctx->Pixel.AlphaBias;
return;
- case STATE_SHADOW_AMBIENT:
- {
- const int unit = (int) state[2];
- const struct gl_texture_object *texObj
- = ctx->Texture.Unit[unit]._Current;
- const struct gl_sampler_object *samp =
- _mesa_get_samplerobj(ctx, unit);
- if (texObj) {
- value[0] =
- value[1] =
- value[2] =
- value[3] = samp->CompareFailValue;
- }
- }
- return;
-
case STATE_FB_SIZE:
value[0] = (GLfloat) (ctx->DrawBuffer->Width - 1);
value[1] = (GLfloat) (ctx->DrawBuffer->Height - 1);
@@ -702,7 +686,6 @@ _mesa_program_state_flags(const gl_state_index state[STATE_LENGTH])
return _NEW_MODELVIEW;
case STATE_TEXRECT_SCALE:
- case STATE_SHADOW_AMBIENT:
case STATE_ROT_MATRIX_0:
case STATE_ROT_MATRIX_1:
return _NEW_TEXTURE;
@@ -918,9 +901,6 @@ append_token(char *dst, gl_state_index k)
case STATE_PT_BIAS:
append(dst, "PTbias");
break;
- case STATE_SHADOW_AMBIENT:
- append(dst, "CompareFailValue");
- break;
case STATE_FB_SIZE:
append(dst, "FbSize");
break;
diff --git a/src/mesa/program/prog_statevars.h b/src/mesa/program/prog_statevars.h
index 65baa7833cb..efd0e030cb3 100644
--- a/src/mesa/program/prog_statevars.h
+++ b/src/mesa/program/prog_statevars.h
@@ -124,7 +124,6 @@ typedef enum gl_state_index_ {
STATE_LIGHT_HALF_VECTOR, /* object vs eye space */
STATE_PT_SCALE, /**< Pixel transfer RGBA scale */
STATE_PT_BIAS, /**< Pixel transfer RGBA bias */
- STATE_SHADOW_AMBIENT, /**< ARB_shadow_ambient fail value; token[2] is texture unit index */
STATE_FB_SIZE, /**< (width-1, height-1, 0, 0) */
STATE_FB_WPOS_Y_TRANSFORM, /**< (1, 0, -1, height) if a FBO is bound, (-1, height, 1, 0) otherwise */
STATE_ROT_MATRIX_0, /**< ATI_envmap_bumpmap, rot matrix row 0 */
diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c
index 51c8992087a..3c2aae91356 100644
--- a/src/mesa/swrast/s_texfilter.c
+++ b/src/mesa/swrast/s_texfilter.c
@@ -3345,34 +3345,33 @@ sample_lambda_1d_array(struct gl_context *ctx,
/**
- * Compare texcoord against depth sample. Return 1.0 or the ambient value.
+ * Compare texcoord against depth sample. Return 1.0 or 0.0 value.
*/
static inline GLfloat
-shadow_compare(GLenum function, GLfloat coord, GLfloat depthSample,
- GLfloat ambient)
+shadow_compare(GLenum function, GLfloat coord, GLfloat depthSample)
{
switch (function) {
case GL_LEQUAL:
- return (coord <= depthSample) ? 1.0F : ambient;
+ return (coord <= depthSample) ? 1.0F : 0.0F;
case GL_GEQUAL:
- return (coord >= depthSample) ? 1.0F : ambient;
+ return (coord >= depthSample) ? 1.0F : 0.0F;
case GL_LESS:
- return (coord < depthSample) ? 1.0F : ambient;
+ return (coord < depthSample) ? 1.0F : 0.0F;
case GL_GREATER:
- return (coord > depthSample) ? 1.0F : ambient;
+ return (coord > depthSample) ? 1.0F : 0.0F;
case GL_EQUAL:
- return (coord == depthSample) ? 1.0F : ambient;
+ return (coord == depthSample) ? 1.0F : 0.0F;
case GL_NOTEQUAL:
- return (coord != depthSample) ? 1.0F : ambient;
+ return (coord != depthSample) ? 1.0F : 0.0F;
case GL_ALWAYS:
return 1.0F;
case GL_NEVER:
- return ambient;
+ return 0.0F;
case GL_NONE:
return depthSample;
default:
_mesa_problem(NULL, "Bad compare func in shadow_compare");
- return ambient;
+ return 0.0F;
}
}
@@ -3384,9 +3383,9 @@ static inline GLfloat
shadow_compare4(GLenum function, GLfloat coord,
GLfloat depth00, GLfloat depth01,
GLfloat depth10, GLfloat depth11,
- GLfloat ambient, GLfloat wi, GLfloat wj)
+ GLfloat wi, GLfloat wj)
{
- const GLfloat d = (1.0F - (GLfloat) ambient) * 0.25F;
+ const GLfloat d = 0.25F;
GLfloat luminance = 1.0F;
switch (function) {
@@ -3429,13 +3428,13 @@ shadow_compare4(GLenum function, GLfloat coord,
case GL_ALWAYS:
return 1.0F;
case GL_NEVER:
- return ambient;
+ return 0.0F;
case GL_NONE:
/* ordinary bilinear filtering */
return lerp_2d(wi, wj, depth00, depth10, depth01, depth11);
default:
_mesa_problem(NULL, "Bad compare func in sample_compare4");
- return ambient;
+ return 0.0F;
}
}
@@ -3483,7 +3482,6 @@ sample_depth_texture( struct gl_context *ctx,
const GLint depth = img->Depth;
const GLuint compare_coord = (tObj->Target == GL_TEXTURE_2D_ARRAY_EXT)
? 3 : 2;
- GLfloat ambient;
GLenum function;
GLfloat result;
@@ -3497,8 +3495,6 @@ sample_depth_texture( struct gl_context *ctx,
tObj->Target == GL_TEXTURE_2D_ARRAY_EXT ||
tObj->Target == GL_TEXTURE_CUBE_MAP);
- ambient = samp->CompareFailValue;
-
/* XXXX if samp->MinFilter != samp->MagFilter, we're ignoring lambda */
function = (samp->CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB) ?
@@ -3522,7 +3518,7 @@ sample_depth_texture( struct gl_context *ctx,
depthRef = CLAMP(texcoords[i][compare_coord], 0.0F, 1.0F);
- result = shadow_compare(function, depthRef, depthSample, ambient);
+ result = shadow_compare(function, depthRef, depthSample);
switch (tObj->DepthMode) {
case GL_LUMINANCE:
@@ -3617,7 +3613,7 @@ sample_depth_texture( struct gl_context *ctx,
result = shadow_compare4(function, depthRef,
depth00, depth01, depth10, depth11,
- ambient, wi, wj);
+ wi, wj);
switch (tObj->DepthMode) {
case GL_LUMINANCE:
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 02:41:09 +0000