Shaders: Implemented the gl_FrontFacing input attribute (attr 63).

This commit is contained in:
Subv 2018-08-19 00:14:34 -05:00
parent 6eba539f4a
commit 731701a2d2
2 changed files with 7 additions and 0 deletions

View file

@ -542,6 +542,10 @@ private:
// shader.
ASSERT(stage == Maxwell3D::Regs::ShaderStage::Vertex);
return "vec4(0, 0, uintBitsToFloat(instance_id.x), uintBitsToFloat(gl_VertexID))";
case Attribute::Index::FrontFacing:
// TODO(Subv): Find out what the values are for the other elements.
ASSERT(stage == Maxwell3D::Regs::ShaderStage::Fragment);
return "vec4(0, 0, 0, uintBitsToFloat(gl_FrontFacing ? 1 : 0))";
default:
const u32 index{static_cast<u32>(attribute) -
static_cast<u32>(Attribute::Index::Attribute_0)};