[Mesa-dev] [PATCH V3 01/11] mesa: add texture gather changes

Ian Romanick idr at freedesktop.org
Mon Sep 30 16:58:12 PDT 2013


On 09/15/2013 02:58 AM, Chris Forbes wrote:
> From: Maxence Le Dore <maxence.ledore at gmail.com>
> 
> Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
> ---
>  src/mapi/glapi/gen/ARB_texture_gather.xml | 14 ++++++++++++++
>  src/mapi/glapi/gen/gl_API.xml             |  2 +-
>  src/mesa/main/context.c                   |  4 ++++
>  src/mesa/main/extensions.c                |  1 +
>  src/mesa/main/get.c                       |  1 +
>  src/mesa/main/get_hash_params.py          |  6 ++++++
>  src/mesa/main/mtypes.h                    |  6 ++++++
>  src/mesa/main/tests/enum_strings.cpp      |  3 +++
>  8 files changed, 36 insertions(+), 1 deletion(-)
>  create mode 100644 src/mapi/glapi/gen/ARB_texture_gather.xml
> 
> diff --git a/src/mapi/glapi/gen/ARB_texture_gather.xml b/src/mapi/glapi/gen/ARB_texture_gather.xml
> new file mode 100644
> index 0000000..cd331ac
> --- /dev/null
> +++ b/src/mapi/glapi/gen/ARB_texture_gather.xml
> @@ -0,0 +1,14 @@
> +<?xml version="1.0"?>
> +<!DOCTYPE OpenGLAPI SYSTEM "gl_API.dtd">
> +
> +<OpenGLAPI>
> +
> +<category name="GL_ARB_texture_gather" number="72">
> +
> + <enum name="MIN_PROGRAM_TEXTURE_GATHER_OFFSET_ARB" value="0x8E5E"/>
> + <enum name="MAX_PROGRAM_TEXTURE_GATHER_OFFSET_ARB" value="0x8E5F"/>
> + <enum name="MAX_PROGRAM_TEXTURE_GATHER_COMPONENTS_ARB" value="0x8F9F"/>
> +
> +</category>
> +
> +</OpenGLAPI>
> \ No newline at end of file

Add the missing newline. :)

> diff --git a/src/mapi/glapi/gen/gl_API.xml b/src/mapi/glapi/gen/gl_API.xml
> index 71aa9a7..b1dcf13 100644
> --- a/src/mapi/glapi/gen/gl_API.xml
> +++ b/src/mapi/glapi/gen/gl_API.xml
> @@ -8189,7 +8189,7 @@
>  
>  <!-- 70. GL_ARB_sample_shading -->
>  <xi:include href="ARB_texture_cube_map_array.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
> -<!-- 72. GL_ARB_texture_gather -->
> +<xi:include href="ARB_texture_gather.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
>  <!-- 73. GL_ARB_texture_query_lod -->
>  
>  <!-- ARB extension number 74 is a WGL extension. -->
> diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
> index d726d11..ab8137c 100644
> --- a/src/mesa/main/context.c
> +++ b/src/mesa/main/context.c
> @@ -645,6 +645,10 @@ _mesa_init_constants(struct gl_context *ctx)
>     ctx->Const.MinProgramTexelOffset = -8;
>     ctx->Const.MaxProgramTexelOffset = 7;
>  
> +   /* GL_ARB_texture_gather */
> +   ctx->Const.MinProgramTextureGatherOffset = -8;
> +   ctx->Const.MaxProgramTextureGatherOffset = 7;
> +
>     /* GL_ARB_robustness */
>     ctx->Const.ResetStrategy = GL_NO_RESET_NOTIFICATION_ARB;
>  
> diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c
> index 34615e3..337f3ee 100644
> --- a/src/mesa/main/extensions.c
> +++ b/src/mesa/main/extensions.c
> @@ -142,6 +142,7 @@ static const struct extension extension_table[] = {
>     { "GL_ARB_texture_env_crossbar",                o(ARB_texture_env_crossbar),                GLL,            2001 },
>     { "GL_ARB_texture_env_dot3",                    o(ARB_texture_env_dot3),                    GLL,            2001 },
>     { "GL_ARB_texture_float",                       o(ARB_texture_float),                       GL,             2004 },
> +   { "GL_ARB_texture_gather",                      o(ARB_texture_gather),                      GL,             2009 },
>     { "GL_ARB_texture_mirrored_repeat",             o(dummy_true),                              GLL,            2001 },
>     { "GL_ARB_texture_multisample",                 o(ARB_texture_multisample),                 GL,             2009 },
>     { "GL_ARB_texture_non_power_of_two",            o(ARB_texture_non_power_of_two),            GL,             2003 },
> diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
> index 4f6f59a..f07455e 100644
> --- a/src/mesa/main/get.c
> +++ b/src/mesa/main/get.c
> @@ -366,6 +366,7 @@ EXTRA_EXT(ARB_map_buffer_alignment);
>  EXTRA_EXT(ARB_texture_cube_map_array);
>  EXTRA_EXT(ARB_texture_buffer_range);
>  EXTRA_EXT(ARB_texture_multisample);
> +EXTRA_EXT(ARB_texture_gather);
>  
>  static const int
>  extra_ARB_color_buffer_float_or_glcore[] = {
> diff --git a/src/mesa/main/get_hash_params.py b/src/mesa/main/get_hash_params.py
> index 30855c3..987d4a0 100644
> --- a/src/mesa/main/get_hash_params.py
> +++ b/src/mesa/main/get_hash_params.py
> @@ -718,6 +718,12 @@ descriptor=[
>  
>  # GL_ARB_texture_cube_map_array
>    [ "TEXTURE_BINDING_CUBE_MAP_ARRAY_ARB", "LOC_CUSTOM, TYPE_INT, TEXTURE_CUBE_ARRAY_INDEX, extra_ARB_texture_cube_map_array" ],
> +
> +# GL_ARB_texture_gather
> +  [ "MIN_PROGRAM_TEXTURE_GATHER_OFFSET_ARB", "CONTEXT_INT(Const.MinProgramTextureGatherOffset), extra_ARB_texture_gather"],
> +  [ "MAX_PROGRAM_TEXTURE_GATHER_OFFSET_ARB", "CONTEXT_INT(Const.MaxProgramTextureGatherOffset), extra_ARB_texture_gather"],
> +  [ "MAX_PROGRAM_TEXTURE_GATHER_COMPONENTS_ARB", "CONTEXT_INT(Const.MaxProgramTextureGatherComponents), extra_ARB_texture_gather"],
> +
>  ]},
>  
>  # Enums restricted to OpenGL Core profile
> diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
> index 6d700ec..e24052f 100644
> --- a/src/mesa/main/mtypes.h
> +++ b/src/mesa/main/mtypes.h
> @@ -2973,6 +2973,11 @@ struct gl_constants
>     /** GL_EXT_gpu_shader4 */
>     GLint MinProgramTexelOffset, MaxProgramTexelOffset;
>  
> +   /** GL_ARB_texture_gather */
> +   GLuint MinProgramTextureGatherOffset;
> +   GLuint MaxProgramTextureGatherOffset;
> +   GLuint MaxProgramTextureGatherComponents;
> +
>     /* GL_ARB_robustness */
>     GLenum ResetStrategy;
>  
> @@ -3102,6 +3107,7 @@ struct gl_extensions
>     GLboolean ARB_texture_env_crossbar;
>     GLboolean ARB_texture_env_dot3;
>     GLboolean ARB_texture_float;
> +   GLboolean ARB_texture_gather;
>     GLboolean ARB_texture_multisample;
>     GLboolean ARB_texture_non_power_of_two;
>     GLboolean ARB_texture_query_lod;
> diff --git a/src/mesa/main/tests/enum_strings.cpp b/src/mesa/main/tests/enum_strings.cpp
> index 1dae60f..0c08be0 100644
> --- a/src/mesa/main/tests/enum_strings.cpp
> +++ b/src/mesa/main/tests/enum_strings.cpp
> @@ -1790,6 +1790,8 @@ const struct enum_info everything[] = {
>     { 0x8E51, "GL_SAMPLE_MASK" },
>     { 0x8E52, "GL_SAMPLE_MASK_VALUE" },
>     { 0x8E59, "GL_MAX_SAMPLE_MASK_WORDS" },
> +   { 0x8E5E, "GL_MIN_PROGRAM_TEXTURE_GATHER_OFFSET" },
> +   { 0x8E5F, "GL_MAX_PROGRAM_TEXTURE_GATHER_OFFSET" },
>     { 0x8F36, "GL_COPY_READ_BUFFER" },
>     { 0x8F37, "GL_COPY_WRITE_BUFFER" },
>     { 0x8F90, "GL_RED_SNORM" },
> @@ -1807,6 +1809,7 @@ const struct enum_info everything[] = {
>     { 0x8F9C, "GL_SIGNED_NORMALIZED" },
>     { 0x8F9D, "GL_PRIMITIVE_RESTART" },
>     { 0x8F9E, "GL_PRIMITIVE_RESTART_INDEX" },
> +   { 0x8F9F, "GL_MAX_PROGRAM_TEXTURE_GATHER_COMPONENTS" },
>     { 0x906F, "GL_RGB10_A2UI" },
>     { 0x9100, "GL_TEXTURE_2D_MULTISAMPLE" },
>     { 0x9101, "GL_PROXY_TEXTURE_2D_MULTISAMPLE" },
> 



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