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[GL] Initial Implementation of Lighting LUTs

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This commit is contained in:
Sky 2023-07-02 16:14:11 -07:00
parent 769e90a45f
commit 12dbaeaeb0
6 changed files with 122 additions and 18 deletions
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32
include/PICA/gpu.hpp
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@ -70,6 +70,38 @@ class GPU {
Renderer renderer;
PicaVertex getImmediateModeVertex();
public:
enum : u32 {
LIGHT_LUT_D0=0,
LIGHT_LUT_D1,
LIGHT_LUT_FR,
LIGHT_LUT_RB,
LIGHT_LUT_RG,
LIGHT_LUT_RR,
LIGHT_LUT_SP0=0x8,
LIGHT_LUT_SP1,
LIGHT_LUT_SP2,
LIGHT_LUT_SP3,
LIGHT_LUT_SP4,
LIGHT_LUT_SP5,
LIGHT_LUT_SP6,
LIGHT_LUT_SP7,
LIGHT_LUT_DA0=0x10,
LIGHT_LUT_DA1,
LIGHT_LUT_DA2,
LIGHT_LUT_DA3,
LIGHT_LUT_DA4,
LIGHT_LUT_DA5,
LIGHT_LUT_DA6,
LIGHT_LUT_DA7,
LIGHT_LUT_COUNT
};
//256 entries per LUT with each LUT as its own row forming a 2D image 256xLIGHT_LUT_COUNT
//Encoded in PICA native format
std::array<uint32_t,LIGHT_LUT_COUNT*256> lightingLUT;
//Used to prevent uploading the lighting_lut on every draw call
//Set to true when the CPU writes to the lighting_lut
//Set to false by the renderer when the lighting_lut is uploaded ot the GPU
bool lightingLUTDirty = false;
GPU(Memory& mem);
void initGraphicsContext() { renderer.initGraphicsContext(); }
void getGraphicsContext() { renderer.getGraphicsContext(); }