[Mesa-dev] [PATCH 4/7] mesa: Remove EXT_texture_lod_bias extension enable flag

Ian Romanick idr at freedesktop.org
Mon Sep 26 12:38:00 PDT 2011


From: Ian Romanick <ian.d.romanick at intel.com>

All drivers remaining in Mesa support this extension.  This extension
is either required or optional features in desktop OpenGL, OpenGL ES
1.x, and OpenGL ES 2.x.

This extension was previously not supported on mach64, mga, or r128.

Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
---
 src/mesa/drivers/dri/intel/intel_extensions.c  |    1 -
 src/mesa/drivers/dri/nouveau/nouveau_context.c |    1 -
 src/mesa/drivers/dri/r200/r200_context.c       |    1 -
 src/mesa/drivers/dri/r300/r300_context.c       |    1 -
 src/mesa/drivers/dri/r600/r600_context.c       |    1 -
 src/mesa/drivers/dri/radeon/radeon_context.c   |    1 -
 src/mesa/main/attrib.c                         |    6 ++----
 src/mesa/main/extensions.c                     |    4 +---
 src/mesa/main/get.c                            |    3 +--
 src/mesa/main/mtypes.h                         |    1 -
 src/mesa/main/texenv.c                         |   15 ---------------
 src/mesa/main/texparam.c                       |   15 ++++-----------
 src/mesa/main/version.c                        |    3 +--
 src/mesa/state_tracker/st_extensions.c         |    1 -
 14 files changed, 9 insertions(+), 45 deletions(-)

diff --git a/src/mesa/drivers/dri/intel/intel_extensions.c b/src/mesa/drivers/dri/intel/intel_extensions.c
index d0645e3..7f96ae8 100644
--- a/src/mesa/drivers/dri/intel/intel_extensions.c
+++ b/src/mesa/drivers/dri/intel/intel_extensions.c
@@ -95,7 +95,6 @@ intelInitExtensions(struct gl_context *ctx)
    ctx->Extensions.EXT_stencil_wrap = true;
    ctx->Extensions.EXT_texture_env_dot3 = true;
    ctx->Extensions.EXT_texture_filter_anisotropic = true;
-   ctx->Extensions.EXT_texture_lod_bias = true;
    ctx->Extensions.APPLE_object_purgeable = true;
    ctx->Extensions.APPLE_vertex_array_object = true;
    ctx->Extensions.MESA_pack_invert = true;
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_context.c b/src/mesa/drivers/dri/nouveau/nouveau_context.c
index adf91ba..09f7dff 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_context.c
+++ b/src/mesa/drivers/dri/nouveau/nouveau_context.c
@@ -128,7 +128,6 @@ nouveau_context_init(struct gl_context *ctx, struct nouveau_screen *screen,
 	ctx->Extensions.EXT_secondary_color = true;
 	ctx->Extensions.EXT_stencil_wrap = true;
 	ctx->Extensions.EXT_texture_filter_anisotropic = true;
-	ctx->Extensions.EXT_texture_lod_bias = true;
 	ctx->Extensions.NV_blend_square = true;
 	ctx->Extensions.NV_texture_env_combine4 = true;
 
diff --git a/src/mesa/drivers/dri/r200/r200_context.c b/src/mesa/drivers/dri/r200/r200_context.c
index 34ad83f..2a8c91a 100644
--- a/src/mesa/drivers/dri/r200/r200_context.c
+++ b/src/mesa/drivers/dri/r200/r200_context.c
@@ -372,7 +372,6 @@ GLboolean r200CreateContext( gl_api api,
    ctx->Extensions.EXT_stencil_wrap = true;
    ctx->Extensions.EXT_texture_env_dot3 = true;
    ctx->Extensions.EXT_texture_filter_anisotropic = true;
-   ctx->Extensions.EXT_texture_lod_bias = true;
    ctx->Extensions.EXT_texture_mirror_clamp = true;
    ctx->Extensions.APPLE_vertex_array_object = true;
    ctx->Extensions.ATI_texture_env_combine3 = true;
diff --git a/src/mesa/drivers/dri/r300/r300_context.c b/src/mesa/drivers/dri/r300/r300_context.c
index c2d9a4c..cbc2fdc 100644
--- a/src/mesa/drivers/dri/r300/r300_context.c
+++ b/src/mesa/drivers/dri/r300/r300_context.c
@@ -388,7 +388,6 @@ static void r300InitGLExtensions(struct gl_context *ctx)
 	ctx->Extensions.EXT_stencil_wrap = true;
 	ctx->Extensions.EXT_texture_env_dot3 = true;
 	ctx->Extensions.EXT_texture_filter_anisotropic = true;
-	ctx->Extensions.EXT_texture_lod_bias = true;
 	ctx->Extensions.EXT_texture_mirror_clamp = true;
 	ctx->Extensions.EXT_texture_sRGB = true;
 	ctx->Extensions.EXT_vertex_array_bgra = true;
diff --git a/src/mesa/drivers/dri/r600/r600_context.c b/src/mesa/drivers/dri/r600/r600_context.c
index 0bab6a3..6eef565 100644
--- a/src/mesa/drivers/dri/r600/r600_context.c
+++ b/src/mesa/drivers/dri/r600/r600_context.c
@@ -288,7 +288,6 @@ static void r600InitGLExtensions(struct gl_context *ctx)
 	ctx->Extensions.EXT_stencil_wrap = true;
 	ctx->Extensions.EXT_texture_env_dot3 = true;
 	ctx->Extensions.EXT_texture_filter_anisotropic = true;
-	ctx->Extensions.EXT_texture_lod_bias = true;
 	ctx->Extensions.EXT_texture_mirror_clamp = true;
 	ctx->Extensions.EXT_vertex_array_bgra = true;
 	ctx->Extensions.EXT_texture_sRGB = true;
diff --git a/src/mesa/drivers/dri/radeon/radeon_context.c b/src/mesa/drivers/dri/radeon/radeon_context.c
index d8ec331..13cd720 100644
--- a/src/mesa/drivers/dri/radeon/radeon_context.c
+++ b/src/mesa/drivers/dri/radeon/radeon_context.c
@@ -325,7 +325,6 @@ r100CreateContext( gl_api api,
    ctx->Extensions.EXT_stencil_wrap = true;
    ctx->Extensions.EXT_texture_env_dot3 = true;
    ctx->Extensions.EXT_texture_filter_anisotropic = true;
-   ctx->Extensions.EXT_texture_lod_bias = true;
    ctx->Extensions.EXT_texture_mirror_clamp = true;
    ctx->Extensions.ATI_texture_env_combine3 = true;
    ctx->Extensions.ATI_texture_mirror_once = true;
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index 94ced42..6f427e0 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -727,10 +727,8 @@ pop_texture_group(struct gl_context *ctx, struct texture_state *texstate)
                        ((unit->TexGenEnabled & R_BIT) ? GL_TRUE : GL_FALSE));
       _mesa_set_enable(ctx, GL_TEXTURE_GEN_Q,
                        ((unit->TexGenEnabled & Q_BIT) ? GL_TRUE : GL_FALSE));
-      if (ctx->Extensions.EXT_texture_lod_bias) {
-         _mesa_TexEnvf(GL_TEXTURE_FILTER_CONTROL_EXT,
-                       GL_TEXTURE_LOD_BIAS_EXT, unit->LodBias);
-      }
+      _mesa_TexEnvf(GL_TEXTURE_FILTER_CONTROL, GL_TEXTURE_LOD_BIAS,
+		    unit->LodBias);
       _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_RGB,
 		    unit->Combine.ModeRGB);
       _mesa_TexEnvi(GL_TEXTURE_ENV, GL_COMBINE_ALPHA,
diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c
index 7d1956e..380e47c 100644
--- a/src/mesa/main/extensions.c
+++ b/src/mesa/main/extensions.c
@@ -197,7 +197,7 @@ static const struct extension extension_table[] = {
    { "GL_EXT_texture_filter_anisotropic",          o(EXT_texture_filter_anisotropic),          GL | ES1 | ES2, 1999 },
    { "GL_EXT_texture_format_BGRA8888",             o(dummy_true),                                   ES1 | ES2, 2005 },
    { "GL_EXT_texture_integer",                     o(EXT_texture_integer),                     GL,             2006 },
-   { "GL_EXT_texture_lod_bias",                    o(EXT_texture_lod_bias),                    GL | ES1,       1999 },
+   { "GL_EXT_texture_lod_bias",                    o(dummy_true),                              GL | ES1,       1999 },
    { "GL_EXT_texture_mirror_clamp",                o(EXT_texture_mirror_clamp),                GL,             2004 },
    { "GL_EXT_texture_object",                      o(dummy_true),                              GL,             1995 },
    { "GL_EXT_texture",                             o(dummy_true),                              GL,             1996 },
@@ -476,7 +476,6 @@ _mesa_enable_sw_extensions(struct gl_context *ctx)
    ctx->Extensions.EXT_texture_env_dot3 = GL_TRUE;
    ctx->Extensions.EXT_texture_filter_anisotropic = GL_TRUE;
    ctx->Extensions.EXT_texture_mirror_clamp = GL_TRUE;
-   ctx->Extensions.EXT_texture_lod_bias = GL_TRUE;
    ctx->Extensions.EXT_texture_shared_exponent = GL_TRUE;
 #if FEATURE_EXT_texture_sRGB
    ctx->Extensions.EXT_texture_sRGB = GL_TRUE;
@@ -560,7 +559,6 @@ _mesa_enable_1_4_extensions(struct gl_context *ctx)
    ctx->Extensions.EXT_point_parameters = GL_TRUE;
    ctx->Extensions.EXT_secondary_color = GL_TRUE;
    ctx->Extensions.EXT_stencil_wrap = GL_TRUE;
-   ctx->Extensions.EXT_texture_lod_bias = GL_TRUE;
 }
 
 
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index c87b087..b0bd0eb 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -284,7 +284,6 @@ EXTRA_EXT(MESA_texture_array);
 EXTRA_EXT2(EXT_secondary_color, ARB_vertex_program);
 EXTRA_EXT(EXT_secondary_color);
 EXTRA_EXT(EXT_fog_coord);
-EXTRA_EXT(EXT_texture_lod_bias);
 EXTRA_EXT(EXT_texture_filter_anisotropic);
 EXTRA_EXT(IBM_rasterpos_clip);
 EXTRA_EXT(NV_point_sprite);
@@ -639,7 +638,7 @@ static const struct value_desc values[] = {
 
    /* GL_EXT_texture_lod_bias */
    { GL_MAX_TEXTURE_LOD_BIAS_EXT, CONTEXT_FLOAT(Const.MaxTextureLodBias),
-	 extra_EXT_texture_lod_bias },
+     NO_EXTRA },
 
    /* GL_EXT_texture_filter_anisotropic */
    { GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT,
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 676cc5e..250d1d2 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2837,7 +2837,6 @@ struct gl_extensions
    GLboolean EXT_texture_env_dot3;
    GLboolean EXT_texture_filter_anisotropic;
    GLboolean EXT_texture_integer;
-   GLboolean EXT_texture_lod_bias;
    GLboolean EXT_texture_mirror_clamp;
    GLboolean EXT_texture_shared_exponent;
    GLboolean EXT_texture_snorm;
diff --git a/src/mesa/main/texenv.c b/src/mesa/main/texenv.c
index 9848dd4..e5f1bd3 100644
--- a/src/mesa/main/texenv.c
+++ b/src/mesa/main/texenv.c
@@ -460,11 +460,6 @@ _mesa_TexEnvfv( GLenum target, GLenum pname, const GLfloat *param )
       }
    }
    else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
-      /* GL_EXT_texture_lod_bias */
-      if (!ctx->Extensions.EXT_texture_lod_bias) {
-	 _mesa_error( ctx, GL_INVALID_ENUM, "glTexEnv(target=0x%x)", target );
-	 return;
-      }
       if (pname == GL_TEXTURE_LOD_BIAS_EXT) {
 	 if (texUnit->LodBias == param[0])
 	    return;
@@ -693,11 +688,6 @@ _mesa_GetTexEnvfv( GLenum target, GLenum pname, GLfloat *params )
       }
    }
    else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
-      /* GL_EXT_texture_lod_bias */
-      if (!ctx->Extensions.EXT_texture_lod_bias) {
-	 _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnvfv(target)" );
-	 return;
-      }
       if (pname == GL_TEXTURE_LOD_BIAS_EXT) {
          *params = texUnit->LodBias;
       }
@@ -760,11 +750,6 @@ _mesa_GetTexEnviv( GLenum target, GLenum pname, GLint *params )
       }
    }
    else if (target == GL_TEXTURE_FILTER_CONTROL_EXT) {
-      /* GL_EXT_texture_lod_bias */
-      if (!ctx->Extensions.EXT_texture_lod_bias) {
-	 _mesa_error( ctx, GL_INVALID_ENUM, "glGetTexEnviv(target)" );
-	 return;
-      }
       if (pname == GL_TEXTURE_LOD_BIAS_EXT) {
          *params = (GLint) texUnit->LodBias;
       }
diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
index 44dabe6..d2df44d 100644
--- a/src/mesa/main/texparam.c
+++ b/src/mesa/main/texparam.c
@@ -534,13 +534,10 @@ set_tex_parameterf(struct gl_context *ctx,
 
    case GL_TEXTURE_LOD_BIAS:
       /* NOTE: this is really part of OpenGL 1.4, not EXT_texture_lod_bias */
-      if (ctx->Extensions.EXT_texture_lod_bias) {
-         if (texObj->Sampler.LodBias != params[0]) {
-            flush(ctx);
-            texObj->Sampler.LodBias = params[0];
-            return GL_TRUE;
-         }
-         return GL_FALSE;
+      if (texObj->Sampler.LodBias != params[0]) {
+	 flush(ctx);
+	 texObj->Sampler.LodBias = params[0];
+	 return GL_TRUE;
       }
       break;
 
@@ -1170,8 +1167,6 @@ _mesa_GetTexParameterfv( GLenum target, GLenum pname, GLfloat *params )
          *params = (GLfloat) obj->Sampler.DepthMode;
          break;
       case GL_TEXTURE_LOD_BIAS:
-         if (!ctx->Extensions.EXT_texture_lod_bias)
-            goto invalid_pname;
          *params = obj->Sampler.LodBias;
          break;
 #if FEATURE_OES_draw_texture
@@ -1313,8 +1308,6 @@ _mesa_GetTexParameteriv( GLenum target, GLenum pname, GLint *params )
          *params = (GLint) obj->Sampler.DepthMode;
          break;
       case GL_TEXTURE_LOD_BIAS:
-         if (!ctx->Extensions.EXT_texture_lod_bias)
-            goto invalid_pname;
          *params = (GLint) obj->Sampler.LodBias;
          break;
 #if FEATURE_OES_draw_texture
diff --git a/src/mesa/main/version.c b/src/mesa/main/version.c
index 9ff23ba..7ad944f 100644
--- a/src/mesa/main/version.c
+++ b/src/mesa/main/version.c
@@ -56,8 +56,7 @@ compute_version(struct gl_context *ctx)
                               ctx->Extensions.EXT_fog_coord &&
                               ctx->Extensions.EXT_point_parameters &&
                               ctx->Extensions.EXT_secondary_color &&
-                              ctx->Extensions.EXT_stencil_wrap &&
-                              ctx->Extensions.EXT_texture_lod_bias);
+                              ctx->Extensions.EXT_stencil_wrap);
    const GLboolean ver_1_5 = (ver_1_4 &&
                               ctx->Extensions.ARB_occlusion_query &&
                               ctx->Extensions.EXT_shadow_funcs);
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 0e58857..95f4e71 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -277,7 +277,6 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.EXT_secondary_color = GL_TRUE;
    ctx->Extensions.EXT_stencil_wrap = GL_TRUE;
    ctx->Extensions.EXT_texture_env_dot3 = GL_TRUE;
-   ctx->Extensions.EXT_texture_lod_bias = GL_TRUE;
    ctx->Extensions.EXT_vertex_array_bgra = GL_TRUE;
 
    ctx->Extensions.APPLE_vertex_array_object = GL_TRUE;
-- 
1.7.6



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