Commit ede36a2e authored by Indrajit Kumar Das's avatar Indrajit Kumar Das

mesa: add support for AlphaToCoverageDitherControlNV

Reviewed-by: default avatarMarek Olšák <marek.olsak@amd.com>
Part-of: <!4543>
parent d82f0572
<?xml version="1.0"?>
<!DOCTYPE OpenGLAPI SYSTEM "gl_API.dtd">
<OpenGLAPI>
<category name="GL_NV_alpha_to_coverage_dither_control" number="500" no_error="true">
<enum name="ALPHA_TO_COVERAGE_DITHER_DEFAULT_NV" value="0x934D" />
<enum name="ALPHA_TO_COVERAGE_DITHER_ENABLE_NV" value="0x934E" />
<enum name="ALPHA_TO_COVERAGE_DITHER_DISABLE_NV" value="0x934F" />
<enum name="ALPHA_TO_COVERAGE_DITHER_MODE_NV" value="0x92BF"/>
<function name="AlphaToCoverageDitherControlNV">
<param name="mode" type="GLenum"/>
</function>
</category>
</OpenGLAPI>
......@@ -13077,6 +13077,8 @@
<xi:include href="INTEL_performance_query.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
<xi:include href="NV_alpha_to_coverage_dither_control.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
<category name="GL_EXT_polygon_offset_clamp" number="460">
<enum name="POLYGON_OFFSET_CLAMP_EXT" value="0x8E1B">
<size name="Get" mode="get"/>
......
......@@ -133,6 +133,7 @@ api_xml_files = files(
'KHR_robustness.xml',
'KHR_robustness_es.xml',
'KHR_texture_compression_astc.xml',
'NV_alpha_to_coverage_dither_control.xml',
'NV_copy_image.xml',
'NV_conditional_render.xml',
'NV_primitive_restart.xml',
......
......@@ -1642,6 +1642,7 @@ offsets = {
"EGLImageTargetTextureStorageEXT" : 1606,
"CopyImageSubDataNV": 1607,
"ViewportSwizzleNV": 1608,
"AlphaToCoverageDitherControlNV": 1609,
}
functions = [
......
......@@ -1519,6 +1519,8 @@ _mesa_PopAttrib(void)
_mesa_SampleCoverage(ms->SampleCoverageValue,
ms->SampleCoverageInvert);
_mesa_AlphaToCoverageDitherControlNV(ms->SampleAlphaToCoverageDitherControl);
}
break;
......
......@@ -371,6 +371,7 @@ EXT(MESA_ycbcr_texture , MESA_ycbcr_texture
EXT(NVX_gpu_memory_info , NVX_gpu_memory_info , GLL, GLC, x , x , 2013)
EXT(NV_alpha_to_coverage_dither_control , NV_alpha_to_coverage_dither_control , GLL, GLC, x , ES2, 2017)
EXT(NV_blend_square , dummy_true , GLL, x , x , x , 1999)
EXT(NV_compute_shader_derivatives , NV_compute_shader_derivatives , GLL, GLC, x , 32, 2018)
EXT(NV_conditional_render , NV_conditional_render , GLL, GLC, x , ES2, 2008)
......
......@@ -382,6 +382,9 @@ descriptor=[
[ "MAX_DEPTH_STENCIL_FRAMEBUFFER_SAMPLES_AMD", "CONTEXT_INT(Const.MaxDepthStencilFramebufferSamples), extra_AMD_framebuffer_multisample_advanced" ],
[ "NUM_SUPPORTED_MULTISAMPLE_MODES_AMD", "CONTEXT_INT(Const.NumSupportedMultisampleModes), extra_AMD_framebuffer_multisample_advanced" ],
[ "SUPPORTED_MULTISAMPLE_MODES_AMD", "LOC_CUSTOM, TYPE_INT_N, 0, extra_AMD_framebuffer_multisample_advanced" ],
# GL_NV_alpha_to_coverage_dither_control
[ "ALPHA_TO_COVERAGE_DITHER_MODE_NV", "CONTEXT_ENUM(Multisample.SampleAlphaToCoverageDitherControl ), NO_EXTRA" ],
]},
# GLES3 is not a typo.
......
......@@ -689,6 +689,9 @@ struct gl_multisample_attrib
/** The GL spec defines this as an array but >32x MSAA is madness */
GLbitfield SampleMaskValue;
/* NV_alpha_to_coverage_dither_control */
GLenum SampleAlphaToCoverageDitherControl;
};
......@@ -4387,6 +4390,7 @@ struct gl_extensions
GLboolean EXT_shader_framebuffer_fetch_non_coherent;
GLboolean MESA_shader_integer_functions;
GLboolean MESA_ycbcr_texture;
GLboolean NV_alpha_to_coverage_dither_control;
GLboolean NV_compute_shader_derivatives;
GLboolean NV_conditional_render;
GLboolean NV_copy_image;
......
......@@ -63,6 +63,7 @@ _mesa_init_multisample(struct gl_context *ctx)
{
ctx->Multisample.Enabled = GL_TRUE;
ctx->Multisample.SampleAlphaToCoverage = GL_FALSE;
ctx->Multisample.SampleAlphaToCoverageDitherControl = GL_ALPHA_TO_COVERAGE_DITHER_DEFAULT_NV;
ctx->Multisample.SampleAlphaToOne = GL_FALSE;
ctx->Multisample.SampleCoverage = GL_FALSE;
ctx->Multisample.SampleCoverageValue = 1.0;
......@@ -351,3 +352,33 @@ _mesa_check_sample_count(struct gl_context *ctx, GLenum target,
return (GLuint) samples > ctx->Const.MaxSamples
? GL_INVALID_VALUE : GL_NO_ERROR;
}
void GLAPIENTRY
_mesa_AlphaToCoverageDitherControlNV_no_error(GLenum mode)
{
GET_CURRENT_CONTEXT(ctx);
FLUSH_VERTICES(ctx, ctx->DriverFlags.NewSampleAlphaToXEnable ? 0 :
_NEW_MULTISAMPLE);
ctx->NewDriverState |= ctx->DriverFlags.NewSampleAlphaToXEnable;
ctx->Multisample.SampleAlphaToCoverageDitherControl = mode;
}
void GLAPIENTRY
_mesa_AlphaToCoverageDitherControlNV(GLenum mode)
{
GET_CURRENT_CONTEXT(ctx);
FLUSH_VERTICES(ctx, ctx->DriverFlags.NewSampleAlphaToXEnable ? 0 :
_NEW_MULTISAMPLE);
ctx->NewDriverState |= ctx->DriverFlags.NewSampleAlphaToXEnable;
switch (mode) {
case GL_ALPHA_TO_COVERAGE_DITHER_DEFAULT_NV:
case GL_ALPHA_TO_COVERAGE_DITHER_ENABLE_NV:
case GL_ALPHA_TO_COVERAGE_DITHER_DISABLE_NV:
ctx->Multisample.SampleAlphaToCoverageDitherControl = mode;
break;
default:
_mesa_error(ctx, GL_INVALID_ENUM, "glAlphaToCoverageDitherControlNV(invalid parameter)");
}
}
......@@ -58,4 +58,10 @@ _mesa_check_sample_count(struct gl_context *ctx, GLenum target,
GLenum internalFormat, GLsizei samples,
GLsizei storageSamples);
extern void GLAPIENTRY
_mesa_AlphaToCoverageDitherControlNV_no_error(GLenum mode);
extern void GLAPIENTRY
_mesa_AlphaToCoverageDitherControlNV(GLenum mode);
#endif
......@@ -911,6 +911,10 @@ const struct function common_desktop_functions_possible[] = {
{ "glDepthRangeArrayv", 43, -1 },
{ "glDepthRangeIndexed", 43, -1 },
/* GL 4.4 */
/* GL_NV_alpha_to_coverage_dither_control */
{ "glAlphaToCoverageDitherControlNV", 44, -1 },
/* GL 4.5 */
/* aliased versions checked above */
//{ "glGetGraphicsResetStatus", 45, -1 },
......
......@@ -287,6 +287,9 @@ st_update_blend( struct st_context *st )
*/
blend->alpha_to_coverage = ctx->Multisample.SampleAlphaToCoverage;
blend->alpha_to_one = ctx->Multisample.SampleAlphaToOne;
blend->alpha_to_coverage_dither =
ctx->Multisample.SampleAlphaToCoverageDitherControl !=
GL_ALPHA_TO_COVERAGE_DITHER_DISABLE_NV;
}
cso_set_blend(st->cso_context, blend);
......
......@@ -799,6 +799,7 @@ void st_init_extensions(struct pipe_screen *screen,
{ o(INTEL_conservative_rasterization), PIPE_CAP_CONSERVATIVE_RASTER_INNER_COVERAGE },
{ o(INTEL_shader_atomic_float_minmax), PIPE_CAP_ATOMIC_FLOAT_MINMAX },
{ o(MESA_tile_raster_order), PIPE_CAP_TILE_RASTER_ORDER },
{ o(NV_alpha_to_coverage_dither_control), PIPE_CAP_ALPHA_TO_COVERAGE_DITHER_CONTROL },
{ o(NV_compute_shader_derivatives), PIPE_CAP_COMPUTE_SHADER_DERIVATIVES },
{ o(NV_conditional_render), PIPE_CAP_CONDITIONAL_RENDER },
{ o(NV_fill_rectangle), PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE },
......
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