mirror of
https://github.com/zeldaret/ss
synced 2026-09-03 01:54:18 -04:00
Elijah Thomas
cec09ad023
* g3d Headers * initial g3d source files -- NOT YET FIXED * change ResFile static_cast to explicit ctor
110 lines
3.4 KiB
C++
110 lines
3.4 KiB
C++
#ifndef NW4R_G3D_PLATFORM_GPU_H
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#define NW4R_G3D_PLATFORM_GPU_H
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#include <nw4r/types_nw4r.h>
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#include <nw4r/g3d/res/g3d_rescommon.h>
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#include <nw4r/math.h>
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#include <rvl/GX.h>
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namespace nw4r {
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namespace g3d {
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namespace fifo {
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// Swap bits to get hardware representation
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static const u8 cm2hw[] = {0b0000, 0b0010, 0b0001, 0b0011};
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inline void LoadBPCmd(u32 reg) {
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GXCmd1u8(GX_FIFO_CMD_LOAD_BP_REG);
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GXCmd1u32(reg);
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}
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inline void LoadCPCmd(u8 addr, u32 value) {
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GXCmd1u8(GX_FIFO_CMD_LOAD_CP_REG);
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GXCmd1u8(addr);
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GXCmd1u32(value);
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}
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inline void LoadXFCmd(u16 addr, u32 value) {
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GXCmd1u8(GX_FIFO_CMD_LOAD_XF_REG);
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GXCmd1u16(0); // No size (single write)
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GXCmd1u16(addr);
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GXCmd1u32(value);
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}
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inline void LoadXFCmdHdr(u16 addr, u8 len) {
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GXCmd1u8(GX_FIFO_CMD_LOAD_XF_REG);
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GXCmd1u16(len - 1);
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GXCmd1u16(addr);
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}
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void GDSetGenMode2(u8 numTexGens, u8 numChans, u8 numTevs, u8 numInds, GXCullMode cullMode);
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inline void GDSetGenMode2Ex_BP(u8 numTexGens, u8 numChans, u8 numTevs, u8 numInds, GXCullMode cullMode) {
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// clang-format off
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// @note NUMCOLORS is actually three bits
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LoadBPCmd(GX_BP_REG_SSMASK << GX_BP_OPCODE_SHIFT |
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GX_BP_GENMODE_NUMTEX_MASK |
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0b11 << GX_BP_GENMODE_NUMCOLORS_SHIFT |
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GX_BP_GENMODE_NUMTEVSTAGES_MASK |
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GX_BP_GENMODE_CULLMODE_MASK |
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GX_BP_GENMODE_NUMINDSTAGES_MASK);
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// clang-format on
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// clang-format off
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LoadBPCmd(
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numTexGens << GX_BP_GENMODE_NUMTEX_SHIFT |
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numChans << GX_BP_GENMODE_NUMCOLORS_SHIFT |
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numTevs - 1 << GX_BP_GENMODE_NUMTEVSTAGES_SHIFT |
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cm2hw[cullMode] << GX_BP_GENMODE_CULLMODE_SHIFT |
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numInds << GX_BP_GENMODE_NUMINDSTAGES_SHIFT |
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GX_BP_REG_GENMODE << GX_BP_OPCODE_SHIFT);
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// clang-format on
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}
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void GDSetCullMode(GXCullMode cullMode);
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void GDSetTexCoordScale2(
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GXTexCoordID coord, u16 scaleS, GXBool biasS, GXBool wrapS, u16 scaleT, GXBool biasT, GXBool wrapT
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);
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void GDSetIndTexMtx(u32 id, const math::MTX34 &rMtx);
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void GDResetCurrentMtx();
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void GDSetCurrentMtx(const u32 *pIdArray);
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void GDLoadTexMtxImm3x3(const math::MTX33 &rMtx, u32 id);
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inline void GDSetChanCtrl(GXChannelID chan, u32 param, u32 lightMask) {
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param &= ~(GX_XF_COLOR0CNTRL_LMASKLO_MASK | GX_XF_COLOR0CNTRL_LMASKHI_MASK);
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param |= (lightMask & 0b1111) << GX_XF_COLOR0CNTRL_LMASKLO_SHIFT | ((lightMask >> 4) & 0b1111)
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<< GX_XF_COLOR0CNTRL_LMASKHI_SHIFT;
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LoadXFCmd(GX_XF_REG_COLOR0CNTRL + (chan & 3), param);
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}
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inline void GDSetChanCtrlLightOff(GXChannelID chan, u32 param, u32 lightMask) {
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param &= ~(GX_XF_COLOR0CNTRL_LMASKLO_MASK | GX_XF_COLOR0CNTRL_LMASKHI_MASK | GX_XF_COLOR0CNTRL_LIGHT_MASK);
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param |= (lightMask & 0b1111) << GX_XF_COLOR0CNTRL_LMASKLO_SHIFT | ((lightMask >> 4) & 0b1111)
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<< GX_XF_COLOR0CNTRL_LMASKHI_SHIFT;
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LoadXFCmd(GX_XF_REG_COLOR0CNTRL + (chan & 3), param);
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}
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inline void GDSetChanAmbColor(GXChannelID chan, GXColor color) {
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LoadXFCmd(GX_XF_REG_AMBIENT0 + chan, *reinterpret_cast<u32 *>(&color));
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}
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inline void GDSetChanMatColor(GXChannelID chan, GXColor color) {
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LoadXFCmd(GX_XF_REG_MATERIAL0 + chan, *reinterpret_cast<u32 *>(&color));
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}
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} // namespace fifo
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} // namespace g3d
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} // namespace nw4r
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#endif
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