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[Fix] (MG_Backend/DirectGLES): Bind current state.

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This commit is contained in:
BZLZHH
2025-10-19 12:28:15 +08:00
parent 6423a32a2e
commit 60129e1a61
2 changed files with 54 additions and 31 deletions
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MobileGL/MG_Backend/DirectGLES/DirectGLES.cpp
+51 -31
View File
@@ -70,18 +70,19 @@ namespace MobileGL::MG_Backend::DirectGLES {
namespace TextureImpl {
void SyncNeccessaryTextures() {
// All textures we need are:
// 1. textures bound to current texture units (TODO: only sync ones that are used in current program)
// 1. textures bound to texture units (TODO: only sync ones that are used in current program)
// 2. textures used in current FBO
// 3. textures bound to image units (TODO)
Vector<SharedPtr<MG_State::GLState::ITextureObject>> texturesToSync;
auto& currentUnit =
MG_State::pGLContext->GetTextureUnitObject(MG_State::pGLContext->GetActiveTextureUnit());
for (auto& bindingSlot : currentUnit.GetAllBindingSlots()) {
const auto& textureObject = bindingSlot.GetBoundObject();
if (textureObject) {
texturesToSync.push_back(textureObject);
for (int index = 0; index < MG_State::GLState::TextureState::MAX_TEXTURE_IMAGE_UNITS; ++index) {
auto& unit = MG_State::pGLContext->GetTextureUnitObject(index);
for (auto& bindingSlot : unit.GetAllBindingSlots()) {
const auto& textureObject = bindingSlot.GetBoundObject();
if (textureObject) {
texturesToSync.push_back(textureObject);
}
}
}
@@ -134,29 +135,6 @@ namespace MobileGL::MG_Backend::DirectGLES {
namespace RenderStateImpl {
void SyncRenderState() {
/*
void SetViewport(IntVec4 viewport); // x, y, width, height
const IntVec4& GetViewport() const; // x, y, width, height
void SetCapability(CapabilityInput cap, Bool enabled);
Bool IsCapabilityEnabled(CapabilityInput cap) const;
void SetBlendFunc(BlendFactor srcRGB, BlendFactor dstRGB, BlendFactor srcAlpha, BlendFactor dstAlpha);
void GetBlendFunc(BlendFactor& srcRGB, BlendFactor& dstRGB, BlendFactor& srcAlpha,
BlendFactor& dstAlpha) const;
void SetDepthFunc(DepthTestFunc func);
DepthTestFunc GetDepthFunc() const;
void SetDepthMask(Bool flag);
Bool GetDepthMask() const;
void SetColorMask(BoolVec4 mask);
const BoolVec4 GetColorMask() const;
void SetClearColor(FloatVec4 color);
const FloatVec4& GetClearColor() const;
void SetClearDepth(Float depth);
Float GetClearDepth() const;
void SetPixelStoreParam(PixelStoreParam param, Int value);
Int GetPixelStoreParam(PixelStoreParam param) const;
void SetCullFaceMode(CullFaceMode mode);
CullFaceMode GetCullFaceMode() const;*/
MG_External::GLES::glViewport(
MG_State::pGLContext->GetViewport().x(), MG_State::pGLContext->GetViewport().y(),
MG_State::pGLContext->GetViewport().z(), MG_State::pGLContext->GetViewport().w());
@@ -256,7 +234,49 @@ namespace MobileGL::MG_Backend::DirectGLES {
TextureImpl::SyncNeccessaryTextures();
FramebufferImpl::SyncCurrentFBO();
PrgramImpl::SyncCurrentProgram();
RenderStateImpl::SyncRenderState();
auto currentFBO = MG_State::pGLContext->GetFramebufferBindingSlot(FramebufferTarget::Draw).GetBoundObject();
if (currentFBO) {
auto backendFBOIt = FramebufferImpl::g_backendFramebufferObjects.find(currentFBO);
if (backendFBOIt != FramebufferImpl::g_backendFramebufferObjects.end()) {
backendFBOIt->second->Bind();
}
} else {
MG_External::GLES::glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
}
auto currentVAO = MG_State::pGLContext->GetBoundVertexArray();
if (currentVAO) {
auto backendVAOIt = VertexArrayImpl::g_backendVertexArrayObjects.find(currentVAO);
if (backendVAOIt != VertexArrayImpl::g_backendVertexArrayObjects.end()) {
backendVAOIt->second->Bind();
}
} else {
MG_External::GLES::glBindVertexArray(0);
}
Int maxTextureUnits = MG_State::GLState::TextureState::MAX_TEXTURE_IMAGE_UNITS;
for (Int unit = 0; unit < maxTextureUnits; ++unit) {
auto& textureUnit = MG_State::pGLContext->GetTextureUnitObject(unit);
if (!textureUnit.GetBindingSlot(TextureTarget::Texture2D).GetBoundObject()) continue;
// TODO
MG_External::GLES::glActiveTexture(GL_TEXTURE0 + unit);
for (auto& bindingSlot : textureUnit.GetAllBindingSlots()) {
auto textureObject = bindingSlot.GetBoundObject();
if (!textureObject) continue;
auto backendTextureIt = TextureImpl::g_backendTextureObjects.find(textureObject);
if (backendTextureIt == TextureImpl::g_backendTextureObjects.end()) continue;
GLenum target = MG_Util::ConvertTextureTargetToGLEnum(textureObject->GetTarget());
backendTextureIt->second->Bind(target);
}
}
Int originalActiveUnit = MG_State::pGLContext->GetActiveTextureUnit();
MG_External::GLES::glActiveTexture(GL_TEXTURE0 + originalActiveUnit);
}
void DrawElements(GLenum mode, GLsizei count, GLenum type, const void* indices) {
MobileGL/MG_Backend/DirectGLES/Managers.h
+3
View File
@@ -10,6 +10,7 @@ namespace MobileGL::MG_Backend::DirectGLES {
public:
BackendBufferObject();
void SyncToBackend(SharedPtr<MG_State::GLState::BufferObject>& stateBufferObject);
Uint GetBackendBufferId() { return m_backendBufferId; }
void Bind();
void Bind(GLenum target);
@@ -33,6 +34,7 @@ namespace MobileGL::MG_Backend::DirectGLES {
public:
BackendVertexArrayObject();
void SyncToBackend(SharedPtr<MG_State::GLState::VertexArrayObject>& stateVAOObject);
Uint GetBackendVertexArrayId() { return m_backendVAOId; }
void Bind();
private:
@@ -82,6 +84,7 @@ namespace MobileGL::MG_Backend::DirectGLES {
public:
BackendFramebufferObject();
void SyncToBackend(SharedPtr<MG_State::GLState::FramebufferObject>& stateFBOObject);
Uint GetBackendFramebufferId() { return m_backendFBOId; }
void Bind();
private: