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[Feat] (MG_State/RenderState, MG_Backend/DirectVulkan): make Distant

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Horizon work
- Implement BlendEquation/CullFaceMode/PointSize/PolygonMode
- Implement GetFramebufferAttachmentParameter*
- Downgrade some color attachment resolve failure
- Downgrade some overly-strict shader stage linkage check (don't check
  on unused input var)
This commit is contained in:
swung0x48
2026-05-12 12:38:19 +08:00
parent 60199c0323
commit 633b3d3b0a
22 changed files with 489 additions and 126 deletions
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MobileGL/MG_Impl/GLImpl/Framebuffer/GL_Framebuffer.cpp
+81 -1
View File
@@ -67,7 +67,86 @@ namespace MobileGL::MG_Impl::GLImpl {
}
void GetFramebufferAttachmentParameteriv_State(GLenum target, GLenum attachment, GLenum pname, GLint* params) {
// TODO: implement
if (params == nullptr) return;
if (target == GL_FRAMEBUFFER) {
target = GL_DRAW_FRAMEBUFFER;
}
FramebufferTarget framebufferTarget = MG_Util::ConvertGLEnumToFramebufferTarget(target);
if (!FramebufferImpl::ValidateFramebufferTarget(framebufferTarget)) return;
const Bool depthStencilAlias = attachment == GL_DEPTH_STENCIL_ATTACHMENT;
FramebufferAttachmentType attachmentType = depthStencilAlias
? FramebufferAttachmentType::Depth
: MG_Util::ConvertGLEnumToFramebufferAttachmentType(attachment);
if (!FramebufferImpl::ValidateFramebufferAttachmentType(attachmentType)) return;
auto& bindingSlot = MG_State::pGLContext->GetFramebufferBindingSlot(framebufferTarget);
auto& framebufferObject = bindingSlot.GetBoundObject();
if (!framebufferObject) {
MG_State::pGLContext->RecordError(
ErrorCode::InvalidOperation,
MakeUnique<GenericErrorInfo>("MG_Impl/GLImpl", "GetFramebufferAttachmentParameteriv_State",
"Framebuffer target is bound to no framebuffer object."));
return;
}
const auto* attachmentObject = [&]() -> const MG_State::GLState::FramebufferAttachmentObject* {
if (!depthStencilAlias) {
return &framebufferObject->GetAttachment(attachmentType);
}
const auto& depthAttachment = framebufferObject->GetAttachment(FramebufferAttachmentType::Depth);
if (depthAttachment.IsValid() && !depthAttachment.IsEmpty()) return &depthAttachment;
const auto& stencilAttachment = framebufferObject->GetAttachment(FramebufferAttachmentType::Stencil);
if (stencilAttachment.IsValid() && !stencilAttachment.IsEmpty()) return &stencilAttachment;
return nullptr;
}();
switch (pname) {
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE:
if (attachmentObject == nullptr || attachmentObject->IsEmpty() || !attachmentObject->IsValid()) {
*params = GL_NONE;
} else if (attachmentObject->IsTexture()) {
*params = GL_TEXTURE;
} else if (attachmentObject->IsRenderbuffer()) {
*params = GL_RENDERBUFFER;
} else {
*params = GL_NONE;
}
break;
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME:
if (attachmentObject == nullptr || attachmentObject->IsEmpty() || !attachmentObject->IsValid()) {
*params = 0;
} else if (attachmentObject->IsTexture()) {
const auto& textureObject = attachmentObject->GetTexture();
*params = textureObject ? static_cast<GLint>(textureObject->GetExternalIndex()) : 0;
} else if (attachmentObject->IsRenderbuffer()) {
const auto& renderbufferObject = attachmentObject->GetRenderbuffer();
*params = renderbufferObject ? static_cast<GLint>(renderbufferObject->GetExternalIndex()) : 0;
} else {
*params = 0;
}
break;
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL:
*params = (attachmentObject != nullptr && attachmentObject->IsTexture() && attachmentObject->IsValid())
? static_cast<GLint>(attachmentObject->GetTextureLevel())
: 0;
break;
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE:
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER:
*params = 0;
break;
default:
MG_State::pGLContext->RecordError(
ErrorCode::InvalidEnum,
MakeUnique<GenericErrorInfo>(
"MG_Impl/GLImpl", "GetFramebufferAttachmentParameteriv_State",
std::format("pname {} is not an accepted value.", MG_Util::ConvertGLEnumToString(pname))));
return;
}
}
void GenRenderbuffers_State(GLsizei n, GLuint* renderbuffers) {
@@ -111,6 +190,7 @@ namespace MobileGL::MG_Impl::GLImpl {
if (attachment == GL_DEPTH_STENCIL_ATTACHMENT) {
FramebufferTexture2D_State(target, GL_DEPTH_ATTACHMENT, textarget, texture, level);
FramebufferTexture2D_State(target, GL_STENCIL_ATTACHMENT, textarget, texture, level);
return;
}
FramebufferAttachmentType attachmentType = MG_Util::ConvertGLEnumToFramebufferAttachmentType(attachment);