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OpenGL ES Renderer: Fix a bug where RGBA6665 color output would fail. (Regression from commit de9fc5a.) 

- Also update some comments.
This commit is contained in:
rogerman 2024-08-06 23:48:54 -07:00
parent de9fc5ab75
commit c5ab8a6ef6
1 changed files with 5 additions and 5 deletions
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10
desmume/src/OGLRender_ES3.cpp
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@ -315,7 +315,7 @@ Render3DError OpenGLESRenderer_3_0::InitExtensions()
glGetIntegerv(GL_MAX_UNIFORM_BLOCK_SIZE, &maxUBOSize);
this->_is64kUBOSupported = (maxUBOSize >= 65536);
// TBOs are only supported in ES 3.2.
// TBOs are only supported in OpenGL ES 3.2.
this->_isTBOSupported = IsOpenGLDriverVersionSupported(3, 2, 0);
// Fixed locations in shaders are supported in ES 3.0 by default.
@ -325,7 +325,7 @@ Render3DError OpenGLESRenderer_3_0::InitExtensions()
glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &maxAnisotropyOGL);
this->_deviceInfo.maxAnisotropy = (float)maxAnisotropyOGL;
// OpenGL ES 3.0 needs to look up the best format and data type for glReadPixels.
// OpenGL ES 3.0 should be able to handle the GL_RGBA format in glReadPixels without any performance penalty.
OGLRef.readPixelsBestFormat = GL_RGBA;
OGLRef.readPixelsBestDataType = GL_UNSIGNED_BYTE;
@ -345,7 +345,7 @@ Render3DError OpenGLESRenderer_3_0::InitExtensions()
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, (GLsizei)this->_framebufferWidth, (GLsizei)this->_framebufferHeight, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glActiveTexture(GL_TEXTURE0);
// OpenGL ES v3.0 should have all the necessary features to be able to flip and convert the framebuffer.
// OpenGL ES 3.0 should have all the necessary features to be able to flip and convert the framebuffer.
this->willFlipAndConvertFramebufferOnGPU = true;
this->_enableTextureSmoothing = CommonSettings.GFX3D_Renderer_TextureSmoothing;
@ -414,7 +414,7 @@ Render3DError OpenGLESRenderer_3_0::InitExtensions()
this->isVAOSupported = true;
this->CreateVAOs();
// Load and create FBOs. Return on any error, since v3.2 Core Profile makes FBOs mandatory.
// Load and create FBOs. Return on any error, since OpenGL ES 3.0 includes FBOs as core functionality.
this->isFBOSupported = true;
error = this->CreateFBOs();
if (error != OGLERROR_NOERR)
@ -957,7 +957,7 @@ Render3DError OpenGLESRenderer_3_0::CreateFramebufferOutput6665Program(const siz
vsHeader << "#define IN_VTX_COLOR layout (location = " << OGLVertexAttributeID_Color << ") in\n";
std::stringstream fsHeader;
fsHeader << "#define OUT_COLOR layout (location = 0) out\n";
fsHeader << "#define OUT_COLOR layout (location = " << (OGL_WORKING_ATTACHMENT_ID - GL_COLOR_ATTACHMENT0) << ") out\n";
std::string vtxShaderCode = shaderHeader.str() + vsHeader.str() + std::string(vtxShaderCString);
std::string fragShaderCode = shaderHeader.str() + fsHeader.str() + std::string(fragShaderCString);