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1. refine the check for "origin_upper_left" and "pixel_center_integer"

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2. gl_FragCoord can be used at ogl140 with extension "GL_ARB_fragment_coord_conventions".




Signed-off-by: ZhiqianXia <xzq0528@outlook.com>
This commit is contained in:
ZhiqianXia 2022-03-01 15:06:04 +08:00
parent 43d585d863
commit 438999d24f
4 changed files with 302 additions and 3 deletions
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13
glslang/MachineIndependent/ParseHelper.cpp
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@ -4611,7 +4611,7 @@ TSymbol* TParseContext::redeclareBuiltinVariable(const TSourceLoc& loc, const TS
if (ssoPre150 ||
(identifier == "gl_FragDepth" && ((nonEsRedecls && version >= 420) || esRedecls)) ||
(identifier == "gl_FragCoord" && ((nonEsRedecls && version >= 150) || esRedecls)) ||
(identifier == "gl_FragCoord" && ((nonEsRedecls && version >= 140) || esRedecls)) ||
identifier == "gl_ClipDistance" ||
identifier == "gl_CullDistance" ||
identifier == "gl_ShadingRateEXT" ||
@ -5521,12 +5521,19 @@ void TParseContext::setLayoutQualifier(const TSourceLoc& loc, TPublicType& publi
}
if (language == EShLangFragment) {
if (id == "origin_upper_left") {
requireProfile(loc, ECoreProfile | ECompatibilityProfile, "origin_upper_left");
requireProfile(loc, ECoreProfile | ECompatibilityProfile | ENoProfile, "origin_upper_left");
if (profile == ENoProfile) {
profileRequires(loc,ECoreProfile | ECompatibilityProfile, 140, E_GL_ARB_fragment_coord_conventions, "origin_upper_left");
}
publicType.shaderQualifiers.originUpperLeft = true;
return;
}
if (id == "pixel_center_integer") {
requireProfile(loc, ECoreProfile | ECompatibilityProfile, "pixel_center_integer");
requireProfile(loc, ECoreProfile | ECompatibilityProfile | ENoProfile, "pixel_center_integer");
if (profile == ENoProfile) {
profileRequires(loc,ECoreProfile | ECompatibilityProfile, 140, E_GL_ARB_fragment_coord_conventions, "pixel_center_integer");
}
publicType.shaderQualifiers.pixelCenterInteger = true;
return;
}