On 05/26/2014 01:32 AM, Tapani Pälli wrote:
> Patch adds new implementation dependent value required by the
> GL_ARB_explicit_uniform_location extension. Default value for user
> assignable locations is calculated as sum of MaxUniformComponents
> for each stage.
>
> v2: fix descriptor in get_hash_params.py (Petri)
> v3: simpler formula for calculating initial value (Ian)
>
> Signed-off-by: Tapani Pälli <tapani.pa...@intel.com>
> ---
> src/mesa/main/context.c | 3 +++
> src/mesa/main/get.c | 1 +
> src/mesa/main/get_hash_params.py | 1 +
> src/mesa/main/mtypes.h | 5 +++++
> src/mesa/main/tests/enum_strings.cpp | 1 +
> 5 files changed, 11 insertions(+)
>
> diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
> index 8eb426d..458cbc4 100644
> --- a/src/mesa/main/context.c
> +++ b/src/mesa/main/context.c
> @@ -610,6 +610,9 @@ _mesa_init_constants(struct gl_context *ctx)
> ctx->Const.MaxUniformBlockSize = 16384;
> ctx->Const.UniformBufferOffsetAlignment = 1;
>
> + /* GL_ARB_explicit_uniform_location, GL_MAX_UNIFORM_LOCATIONS */
> + ctx->Const.MaxUserAssignableUniformLocations = 4 * 4 * MAX_UNIFORMS;
Change one of the 4s to MESA_SHADER_STAGES and
Reviewed-by: Ian Romanick <ian.d.roman...@intel.com>
> +
> for (i = 0; i < MESA_SHADER_STAGES; i++)
> init_program_limits(ctx, i, &ctx->Const.Program[i]);
>
> diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
> index 80a5839..f0e9b7b 100644
> --- a/src/mesa/main/get.c
> +++ b/src/mesa/main/get.c
> @@ -395,6 +395,7 @@ EXTRA_EXT(ARB_compute_shader);
> EXTRA_EXT(ARB_gpu_shader5);
> EXTRA_EXT2(ARB_transform_feedback3, ARB_gpu_shader5);
> EXTRA_EXT(INTEL_performance_query);
> +EXTRA_EXT(ARB_explicit_uniform_location);
>
> 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 d40fa07..9ac372e 100644
> --- a/src/mesa/main/get_hash_params.py
> +++ b/src/mesa/main/get_hash_params.py
> @@ -480,6 +480,7 @@ descriptor=[
> [ "MAX_LIST_NESTING", "CONST(MAX_LIST_NESTING), NO_EXTRA" ],
> [ "MAX_NAME_STACK_DEPTH", "CONST(MAX_NAME_STACK_DEPTH), NO_EXTRA" ],
> [ "MAX_PIXEL_MAP_TABLE", "CONST(MAX_PIXEL_MAP_TABLE), NO_EXTRA" ],
> + [ "MAX_UNIFORM_LOCATIONS",
> "CONTEXT_INT(Const.MaxUserAssignableUniformLocations),
> extra_ARB_explicit_uniform_location" ],
> [ "NAME_STACK_DEPTH", "CONTEXT_INT(Select.NameStackDepth), NO_EXTRA" ],
> [ "PACK_LSB_FIRST", "CONTEXT_BOOL(Pack.LsbFirst), NO_EXTRA" ],
> [ "PACK_SWAP_BYTES", "CONTEXT_BOOL(Pack.SwapBytes), NO_EXTRA" ],
> diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
> index 9ca76bc..85fa785 100644
> --- a/src/mesa/main/mtypes.h
> +++ b/src/mesa/main/mtypes.h
> @@ -3319,6 +3319,11 @@ struct gl_constants
> GLuint UniformBufferOffsetAlignment;
> /** @} */
>
> + /**
> + * GL_ARB_explicit_uniform_location
> + */
> + GLuint MaxUserAssignableUniformLocations;
> +
> /** GL_ARB_geometry_shader4 */
> GLuint MaxGeometryOutputVertices;
> GLuint MaxGeometryTotalOutputComponents;
> diff --git a/src/mesa/main/tests/enum_strings.cpp
> b/src/mesa/main/tests/enum_strings.cpp
> index d16eb36..5291a38 100644
> --- a/src/mesa/main/tests/enum_strings.cpp
> +++ b/src/mesa/main/tests/enum_strings.cpp
> @@ -787,6 +787,7 @@ const struct enum_info everything[] = {
> { 0x8256, "GL_RESET_NOTIFICATION_STRATEGY_ARB" },
> { 0x8257, "GL_PROGRAM_BINARY_RETRIEVABLE_HINT" },
> { 0x8261, "GL_NO_RESET_NOTIFICATION_ARB" },
> + { 0x826E, "GL_MAX_UNIFORM_LOCATIONS" },
> { 0x82DF, "GL_TEXTURE_IMMUTABLE_LEVELS" },
> { 0x8362, "GL_UNSIGNED_BYTE_2_3_3_REV" },
> { 0x8363, "GL_UNSIGNED_SHORT_5_6_5" },
>
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