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mesa: Add EXT_frag_depth bits and enable it on all drivers 

Passes the newly added piglit test for this extension on i965.

V2: Fix comments by Ilia.

Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Anuj Phogat 2017-02-10 13:43:57 -08:00
parent b3b4114a0f
commit 5e2909e732
4 changed files with 7 additions and 0 deletions
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3
src/compiler/glsl/builtin_variables.cpp
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@ -1193,6 +1193,9 @@ builtin_variable_generator::generate_fs_special_vars()
if (state->is_version(110, 300))
add_output(FRAG_RESULT_DEPTH, float_t, "gl_FragDepth");
if (state->EXT_frag_depth_enable)
add_output(FRAG_RESULT_DEPTH, float_t, "gl_FragDepthEXT");
if (state->ARB_shader_stencil_export_enable) {
ir_variable *const var =
add_output(FRAG_RESULT_STENCIL, int_t, "gl_FragStencilRefARB");

1
src/compiler/glsl/glsl_parser_extras.cpp
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@ -684,6 +684,7 @@ static const _mesa_glsl_extension _mesa_glsl_supported_extensions[] = {
EXT(AMD_vertex_shader_viewport_index),
EXT(ANDROID_extension_pack_es31a),
EXT(EXT_blend_func_extended),
EXT(EXT_frag_depth),
EXT(EXT_draw_buffers),
EXT(EXT_clip_cull_distance),
EXT(EXT_geometry_point_size),

2
src/compiler/glsl/glsl_parser_extras.h
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@ -741,6 +741,8 @@ struct _mesa_glsl_parse_state {
bool EXT_clip_cull_distance_warn;
bool EXT_draw_buffers_enable;
bool EXT_draw_buffers_warn;
bool EXT_frag_depth_enable;
bool EXT_frag_depth_warn;
bool EXT_geometry_point_size_enable;
bool EXT_geometry_point_size_warn;
bool EXT_geometry_shader_enable;

1
src/mesa/main/extensions_table.h
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@ -211,6 +211,7 @@ EXT(EXT_draw_elements_base_vertex , ARB_draw_elements_base_vertex
EXT(EXT_draw_instanced , ARB_draw_instanced , GLL, GLC, x , x , 2006)
EXT(EXT_draw_range_elements , dummy_true , GLL, x , x , x , 1997)
EXT(EXT_fog_coord , dummy_true , GLL, x , x , x , 1999)
EXT(EXT_frag_depth , dummy_true , x , x , x , ES2, 2010)
EXT(EXT_framebuffer_blit , dummy_true , GLL, GLC, x , x , 2005)
EXT(EXT_framebuffer_multisample , EXT_framebuffer_multisample , GLL, GLC, x , x , 2005)
EXT(EXT_framebuffer_multisample_blit_scaled , EXT_framebuffer_multisample_blit_scaled, GLL, GLC, x , x , 2011)