Mesa (staging/19.1): Revert "gallium: remove PIPE_CAP_TEXTURE_SHADOW_MAP"
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Fri Sep 20 11:10:26 UTC 2019
Module: Mesa
Branch: staging/19.1
Commit: e56eb2f54991f7901af8ebbb71d22447f1173fed
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=e56eb2f54991f7901af8ebbb71d22447f1173fed
Author: Christian Gmeiner <christian.gmeiner at gmail.com>
Date: Tue Jun 18 00:54:47 2019 +0200
Revert "gallium: remove PIPE_CAP_TEXTURE_SHADOW_MAP"
There are GPUs that do not support this feature.
This reverts commit e871abe452ad40efcccb0bab6b88fc31d0551e29
Signed-off-by: Christian Gmeiner <christian.gmeiner at gmail.com>
Reviewed-by: Marek Olšák <marek.olsak at amd.com>
Reviewed-by: Eric Anholt <eric at anholt.net>
(cherry picked from commit dcc0e23438f3e5929c2ef74d57e8207be25ecb41)
[Juan A. Suarez: resolve trivial conflicts]
Signed-off-by: Juan A. Suarez Romero <jasuarez at igalia.com>
Conflicts:
src/mesa/state_tracker/st_extensions.c
---
src/gallium/auxiliary/util/u_screen.c | 3 +++
src/gallium/docs/source/screen.rst | 3 +++
src/gallium/include/pipe/p_defines.h | 1 +
src/mesa/state_tracker/st_extensions.c | 4 ++--
4 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/src/gallium/auxiliary/util/u_screen.c b/src/gallium/auxiliary/util/u_screen.c
index 3f64e466d7f..6f5b1c4e907 100644
--- a/src/gallium/auxiliary/util/u_screen.c
+++ b/src/gallium/auxiliary/util/u_screen.c
@@ -366,6 +366,9 @@ u_pipe_screen_get_param_defaults(struct pipe_screen *pscreen,
return 0;
#endif
+ case PIPE_CAP_TEXTURE_SHADOW_MAP: /* Enables ARB_shadow */
+ return 1;
+
default:
unreachable("bad PIPE_CAP_*");
}
diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index 690e534d206..d5fe5330559 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -32,6 +32,9 @@ The integer capabilities:
bound.
* ``PIPE_CAP_OCCLUSION_QUERY``: Whether occlusion queries are available.
* ``PIPE_CAP_QUERY_TIME_ELAPSED``: Whether PIPE_QUERY_TIME_ELAPSED queries are available.
+* ``PIPE_CAP_TEXTURE_SHADOW_MAP``: indicates whether the fragment shader hardware
+ can do the depth texture / Z comparison operation in TEX instructions
+ for shadow testing.
* ``PIPE_CAP_TEXTURE_SWIZZLE``: Whether swizzling through sampler views is
supported.
* ``PIPE_CAP_MAX_TEXTURE_2D_LEVELS``: The maximum number of mipmap levels available
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 8b9a2cd07f9..8f56a244f4d 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -690,6 +690,7 @@ enum pipe_cap
PIPE_CAP_MAX_RENDER_TARGETS,
PIPE_CAP_OCCLUSION_QUERY,
PIPE_CAP_QUERY_TIME_ELAPSED,
+ PIPE_CAP_TEXTURE_SHADOW_MAP,
PIPE_CAP_TEXTURE_SWIZZLE,
PIPE_CAP_MAX_TEXTURE_2D_LEVELS,
PIPE_CAP_MAX_TEXTURE_3D_LEVELS,
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 371e7d2ec8f..9a1b64fee87 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -703,6 +703,7 @@ void st_init_extensions(struct pipe_screen *screen,
{ o(ARB_draw_buffers_blend), PIPE_CAP_INDEP_BLEND_FUNC },
{ o(ARB_draw_indirect), PIPE_CAP_DRAW_INDIRECT },
{ o(ARB_draw_instanced), PIPE_CAP_TGSI_INSTANCEID },
+ { o(ARB_fragment_program_shadow), PIPE_CAP_TEXTURE_SHADOW_MAP },
{ o(ARB_framebuffer_object), PIPE_CAP_MIXED_FRAMEBUFFER_SIZES },
{ o(ARB_gpu_shader_int64), PIPE_CAP_INT64 },
{ o(ARB_indirect_parameters), PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS },
@@ -727,6 +728,7 @@ void st_init_extensions(struct pipe_screen *screen,
{ o(ARB_shader_stencil_export), PIPE_CAP_SHADER_STENCIL_EXPORT },
{ o(ARB_shader_texture_image_samples), PIPE_CAP_TGSI_TXQS },
{ o(ARB_shader_texture_lod), PIPE_CAP_SM3 },
+ { o(ARB_shadow), PIPE_CAP_TEXTURE_SHADOW_MAP },
{ o(ARB_sparse_buffer), PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE },
{ o(ARB_texture_buffer_object), PIPE_CAP_TEXTURE_BUFFER_OBJECTS },
{ o(ARB_texture_cube_map_array), PIPE_CAP_CUBE_MAP_ARRAY },
@@ -988,13 +990,11 @@ void st_init_extensions(struct pipe_screen *screen,
extensions->ARB_explicit_uniform_location = GL_TRUE;
extensions->ARB_fragment_coord_conventions = GL_TRUE;
extensions->ARB_fragment_program = GL_TRUE;
- extensions->ARB_fragment_program_shadow = GL_TRUE;
extensions->ARB_fragment_shader = GL_TRUE;
extensions->ARB_half_float_vertex = GL_TRUE;
extensions->ARB_internalformat_query = GL_TRUE;
extensions->ARB_internalformat_query2 = GL_TRUE;
extensions->ARB_map_buffer_range = GL_TRUE;
- extensions->ARB_shadow = GL_TRUE;
extensions->ARB_sync = GL_TRUE;
extensions->ARB_texture_border_clamp = GL_TRUE;
extensions->ARB_texture_cube_map = GL_TRUE;
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