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[Feat, Fix, Test] (MG_State, MG_Impl, MG_Backend, MG_Test): give ARB_viewport_array real 16-element indexed state instead of eight stubs and a viewport-0 echo

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swung0x48
2026-08-13 04:44:23 -04:00
parent 92d8f7269b
commit 5fbb17f6b9
11 changed files with 1091 additions and 111 deletions
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MobileGL/MG_State/GLState/Core.h
+11 -5
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@@ -198,8 +198,10 @@ namespace MobileGL {
// Only the pipeline-relevant subset - see RenderState::m_pipelineStateVersion.
Uint GetPipelineStateVersion() const;
const RenderStateParameters& GetRenderStateParameters() const;
void SetViewport(IntVec4 viewport); // x, y, width, height
const IntVec4& GetViewport() const; // x, y, width, height
void SetViewport(IntVec4 viewport); // x, y, width, height; writes ALL viewports
IntVec4 GetViewport() const; // x, y, width, height; viewport 0, rounded
void SetViewportIndexed(Uint index, FloatVec4 viewport);
const FloatVec4& GetViewportIndexed(Uint index) const;
void SetLineWidth(Float width);
Float GetLineWidth() const;
void SetPointSize(Float size);
@@ -260,8 +262,10 @@ namespace MobileGL {
Uint32 GetClearStencil() const;
void SetBlendColor(FloatVec4 color);
const FloatVec4& GetBlendColor() const;
void SetDepthRange(FloatVec2 range);
void SetDepthRange(FloatVec2 range); // writes ALL viewports' depth ranges
const FloatVec2& GetDepthRange() const;
void SetDepthRangeIndexed(Uint index, FloatVec2 range);
const FloatVec2& GetDepthRangeIndexed(Uint index) const;
void SetSampleCoverage(Float value, Bool invert);
Float GetSampleCoverageValue() const;
Bool GetSampleCoverageInvert() const;
@@ -276,8 +280,10 @@ namespace MobileGL {
FrontFaceMode GetFrontFaceMode() const;
void SetProvokingVertexMode(ProvokingVertexMode mode);
ProvokingVertexMode GetProvokingVertexMode() const;
void SetScissorBox(IntVec4 box); // x, y, width, height
const IntVec4& GetScissorBox() const; // x, y, width, height
void SetScissorBox(IntVec4 box); // x, y, width, height; writes ALL rectangles
const IntVec4& GetScissorBox() const; // x, y, width, height; rectangle 0
void SetScissorBoxIndexed(Uint index, IntVec4 box);
const IntVec4& GetScissorBoxIndexed(Uint index) const;
// Transform feedback. The fields below are the state of the transform
// feedback object currently bound to GL_TRANSFORM_FEEDBACK; see the object