mirror of
https://github.com/blawar/GLideN64.git
synced 2024-07-02 09:03:37 +00:00
71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
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#include "Graphics/Context.h"
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#include "Graphics/Parameters.h"
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#include "FBOTextureFormats.h"
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#include "DepthBuffer.h"
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#include "Config.h""
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#include "Textures.h"
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#include "ZlutTexture.h"
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ZlutTexture g_zlutTexture;
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ZlutTexture::ZlutTexture()
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: m_pTexture(nullptr)
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{
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}
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void ZlutTexture::init()
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{
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// TODO make GL independent
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#ifdef GLESX
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std::vector<u32> vecZLUT(0x40000);
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const u16 * const zLUT16 = depthBufferList().getZLUT();
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for (u32 i = 0; i < 0x40000; ++i)
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vecZLUT[i] = zLUT16[i];
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const u32 * zLUT = vecZLUT.data();
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#else
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const u16 * const zLUT = depthBufferList().getZLUT();
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#endif
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m_pTexture = textureCache().addFrameBufferTexture(false);
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m_pTexture->format = G_IM_FMT_IA;
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m_pTexture->clampS = 1;
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m_pTexture->clampT = 1;
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m_pTexture->frameBufferTexture = CachedTexture::fbOneSample;
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m_pTexture->maskS = 0;
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m_pTexture->maskT = 0;
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m_pTexture->mirrorS = 0;
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m_pTexture->mirrorT = 0;
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m_pTexture->realWidth = 512;
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m_pTexture->realHeight = 512;
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m_pTexture->textureBytes = m_pTexture->realWidth * m_pTexture->realHeight * sizeof(zLUT[0]);
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textureCache().addFrameBufferTextureSize(m_pTexture->textureBytes);
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graphics::Context::InitTextureParams initParams;
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initParams.handle = graphics::ObjectHandle(m_pTexture->glName);
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initParams.ImageUnit = graphics::textureImageUnits::Zlut;
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initParams.width = m_pTexture->realWidth;
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initParams.height = m_pTexture->realHeight;
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initParams.internalFormat = fboFormats.lutInternalFormat;
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initParams.format = fboFormats.lutFormat;
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initParams.dataType = fboFormats.lutType;
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initParams.data = zLUT;
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gfxContext.init2DTexture(initParams);
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graphics::Context::TexParameters setParams;
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setParams.handle = graphics::ObjectHandle(m_pTexture->glName);
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setParams.target = graphics::target::TEXTURE_2D;
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setParams.textureUnitIndex = graphics::textureIndices::ZLUTTex;
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setParams.minFilter = graphics::textureParameters::FILTER_NEAREST;
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setParams.magFilter = graphics::textureParameters::FILTER_NEAREST;
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setParams.wrapS = graphics::textureParameters::WRAP_CLAMP_TO_EDGE;
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setParams.wrapT = graphics::textureParameters::WRAP_CLAMP_TO_EDGE;
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gfxContext.setTextureParameters(setParams);
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}
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void ZlutTexture::destroy() {
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glBindImageTexture(ZlutImageUnit, 0, 0, GL_FALSE, GL_FALSE, GL_READ_ONLY, fboFormats.lutInternalFormat);
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textureCache().removeFrameBufferTexture(m_pTexture);
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m_pTexture = nullptr;
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}
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