Attachment 64136 Details for Bug 52003 – patch

[patch] patch

0001-Add-support-for-OES_standard_derivatives-in-GLSL-ES.patch (text/plain), 2.54 KB, created by Tomeu Vizoso on 2012-07-12 09:06:11 UTC

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Creator: Tomeu Vizoso

Created: 2012-07-12 09:06:11 UTC

Size: 2.54 KB

patch

obsolete

>From 2526c818c6aa9211968fc6194f8cbd7f2cfd850d Mon Sep 17 00:00:00 2001
>From: Tomeu Vizoso <tomeu.vizoso@collabora.com>
>Date: Thu, 12 Jul 2012 10:06:32 +0200
>Subject: [PATCH] Add support for OES_standard_derivatives in GLSL ES
>
>Previously, we advertised the extension but the builtin functions
>were enabled only for GLSL and not for ES.
>
>https://bugs.freedesktop.org/show_bug.cgi?id=52003
>---
> .../profiles/OES_standard_derivatives.frag         |   20 ++++++++++++++++++++
> src/glsl/glsl_parser_extras.cpp                    |    1 +
> src/glsl/glsl_parser_extras.h                      |    2 ++
> 3 files changed, 23 insertions(+)
> create mode 100644 src/glsl/builtins/profiles/OES_standard_derivatives.frag
>
>diff --git a/src/glsl/builtins/profiles/OES_standard_derivatives.frag b/src/glsl/builtins/profiles/OES_standard_derivatives.frag
>new file mode 100644
>index 0000000..2c6ea07
>--- /dev/null
>+++ b/src/glsl/builtins/profiles/OES_standard_derivatives.frag
>@@ -0,0 +1,20 @@
>+#version 100
>+#extension GL_OES_standard_derivatives : enable
>+
>+/*
>+ * 8.8 - Fragment Processing Functions
>+ */
>+float dFdx(float p);
>+vec2  dFdx(vec2  p);
>+vec3  dFdx(vec3  p);
>+vec4  dFdx(vec4  p);
>+
>+float dFdy(float p);
>+vec2  dFdy(vec2  p);
>+vec3  dFdy(vec3  p);
>+vec4  dFdy(vec4  p);
>+
>+float fwidth(float p);
>+vec2  fwidth(vec2  p);
>+vec3  fwidth(vec3  p);
>+vec4  fwidth(vec4  p);
>diff --git a/src/glsl/glsl_parser_extras.cpp b/src/glsl/glsl_parser_extras.cpp
>index d9ee406..45e92d2 100644
>--- a/src/glsl/glsl_parser_extras.cpp
>+++ b/src/glsl/glsl_parser_extras.cpp
>@@ -297,6 +297,7 @@ static const _mesa_glsl_extension _mesa_glsl_supported_extensions[] = {
>    EXT(OES_EGL_image_external,         true,  false, true,  false, true,      OES_EGL_image_external),
>    EXT(ARB_shader_bit_encoding,        true,  true,  true,  true,  false,     ARB_shader_bit_encoding),
>    EXT(ARB_uniform_buffer_object,      true,  false, true,  true,  false,     ARB_uniform_buffer_object),
>+   EXT(OES_standard_derivatives,       false, false, true,  false,  true,     OES_standard_derivatives),
> };
> 
> #undef EXT
>diff --git a/src/glsl/glsl_parser_extras.h b/src/glsl/glsl_parser_extras.h
>index d97217e..5e32289 100644
>--- a/src/glsl/glsl_parser_extras.h
>+++ b/src/glsl/glsl_parser_extras.h
>@@ -209,6 +209,8 @@ struct _mesa_glsl_parse_state {
>    bool ARB_shader_bit_encoding_warn;
>    bool ARB_uniform_buffer_object_enable;
>    bool ARB_uniform_buffer_object_warn;
>+   bool OES_standard_derivatives_enable;
>+   bool OES_standard_derivatives_warn;
>    /*@}*/
> 
>    /** Extensions supported by the OpenGL implementation. */
>-- 
>1.7.10.4
>

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