163 lines
7.0 KiB
C
163 lines
7.0 KiB
C
#pragma once
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#include <gx2/utils.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <coreinit/cache.h>
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#include <gx2/draw.h>
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#include <gx2/enum.h>
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#include <gx2/mem.h>
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#include <gx2/registers.h>
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#include <gx2/sampler.h>
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#include <gx2/shaders.h>
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#include <gx2/surface.h>
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#include <gx2/texture.h>
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#define GX2_AA_BUFFER_CLEAR_VALUE 0xCC
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#define GX2_COMP_SEL_NONE 0x04040405
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#define GX2_COMP_SEL_X001 0x00040405
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#define GX2_COMP_SEL_XY01 0x00010405
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#define GX2_COMP_SEL_XYZ1 0x00010205
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#define GX2_COMP_SEL_XYZW 0x00010203
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#define GX2_COMP_SEL_XXXX 0x00000000
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#define GX2_COMP_SEL_YYYY 0x01010101
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#define GX2_COMP_SEL_ZZZZ 0x02020202
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#define GX2_COMP_SEL_WWWW 0x03030303
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#define GX2_COMP_SEL_WZYX 0x03020100
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#define GX2_COMP_SEL_WXYZ 0x03000102
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typedef struct _GX2Color {
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uint8_t r, g, b, a;
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} GX2Color;
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typedef struct _GX2ColorF32 {
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float r, g, b, a;
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} GX2ColorF32;
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static const uint32_t attribute_dest_comp_selector[20] = {
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GX2_COMP_SEL_X001, GX2_COMP_SEL_XY01, GX2_COMP_SEL_X001, GX2_COMP_SEL_X001, GX2_COMP_SEL_XY01, GX2_COMP_SEL_X001,
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GX2_COMP_SEL_X001, GX2_COMP_SEL_XY01, GX2_COMP_SEL_XY01, GX2_COMP_SEL_XYZ1, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_XYZW,
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GX2_COMP_SEL_XY01, GX2_COMP_SEL_XY01, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_XYZ1, GX2_COMP_SEL_XYZ1,
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GX2_COMP_SEL_XYZW, GX2_COMP_SEL_XYZW};
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static const uint32_t texture_comp_selector[54] = {
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GX2_COMP_SEL_NONE, GX2_COMP_SEL_X001, GX2_COMP_SEL_XY01, GX2_COMP_SEL_NONE, GX2_COMP_SEL_NONE, GX2_COMP_SEL_X001,
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GX2_COMP_SEL_X001, GX2_COMP_SEL_XY01, GX2_COMP_SEL_XYZ1, GX2_COMP_SEL_XYZ1, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_XYZW,
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GX2_COMP_SEL_WZYX, GX2_COMP_SEL_X001, GX2_COMP_SEL_X001, GX2_COMP_SEL_XY01, GX2_COMP_SEL_XY01, GX2_COMP_SEL_NONE,
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GX2_COMP_SEL_NONE, GX2_COMP_SEL_NONE, GX2_COMP_SEL_NONE, GX2_COMP_SEL_NONE, GX2_COMP_SEL_XYZ1, GX2_COMP_SEL_NONE,
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GX2_COMP_SEL_NONE, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_WZYX, GX2_COMP_SEL_XY01, GX2_COMP_SEL_XY01,
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GX2_COMP_SEL_XY01, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_NONE, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_XYZW,
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GX2_COMP_SEL_NONE, GX2_COMP_SEL_NONE, GX2_COMP_SEL_NONE, GX2_COMP_SEL_XYZ1, GX2_COMP_SEL_XYZ1, GX2_COMP_SEL_X001,
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GX2_COMP_SEL_XY01, GX2_COMP_SEL_XYZ1, GX2_COMP_SEL_NONE, GX2_COMP_SEL_NONE, GX2_COMP_SEL_NONE, GX2_COMP_SEL_XYZ1,
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GX2_COMP_SEL_XYZ1, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_XYZW, GX2_COMP_SEL_X001, GX2_COMP_SEL_XY01};
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static inline void GX2InitDepthBuffer(GX2DepthBuffer *depthBuffer, GX2SurfaceDim dim, uint32_t width, uint32_t height, uint32_t depth, GX2SurfaceFormat format, GX2AAMode aa) {
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depthBuffer->surface.dim = dim;
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depthBuffer->surface.width = width;
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depthBuffer->surface.height = height;
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depthBuffer->surface.depth = depth;
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depthBuffer->surface.mipLevels = 1;
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depthBuffer->surface.format = format;
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depthBuffer->surface.aa = aa;
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depthBuffer->surface.use = (GX2SurfaceUse) (((format == GX2_SURFACE_FORMAT_UNORM_R24_X8) || (format == GX2_SURFACE_FORMAT_FLOAT_D24_S8)) ? GX2_SURFACE_USE_DEPTH_BUFFER : (GX2_SURFACE_USE_DEPTH_BUFFER | GX2_SURFACE_USE_TEXTURE));
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depthBuffer->surface.tileMode = GX2_TILE_MODE_DEFAULT;
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depthBuffer->surface.swizzle = 0;
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depthBuffer->viewMip = 0;
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depthBuffer->viewFirstSlice = 0;
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depthBuffer->viewNumSlices = depth;
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depthBuffer->depthClear = 1.0f;
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depthBuffer->stencilClear = 0;
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depthBuffer->hiZPtr = nullptr;
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depthBuffer->hiZSize = 0;
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GX2CalcSurfaceSizeAndAlignment(&depthBuffer->surface);
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GX2InitDepthBufferRegs(depthBuffer);
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}
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static inline void GX2InitColorBuffer(GX2ColorBuffer *colorBuffer, GX2SurfaceDim dim, uint32_t width, uint32_t height, uint32_t depth, GX2SurfaceFormat format, GX2AAMode aa, GX2TileMode tilemode, uint32_t swizzle,
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void *aaBuffer, uint32_t aaSize) {
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colorBuffer->surface.dim = dim;
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colorBuffer->surface.width = width;
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colorBuffer->surface.height = height;
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colorBuffer->surface.depth = depth;
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colorBuffer->surface.mipLevels = 1;
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colorBuffer->surface.format = format;
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colorBuffer->surface.aa = aa;
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colorBuffer->surface.use = GX2_SURFACE_USE_TEXTURE_COLOR_BUFFER_TV;
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colorBuffer->surface.imageSize = 0;
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colorBuffer->surface.image = nullptr;
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colorBuffer->surface.mipmapSize = 0;
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colorBuffer->surface.mipmaps = nullptr;
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colorBuffer->surface.tileMode = tilemode;
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colorBuffer->surface.swizzle = swizzle;
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colorBuffer->surface.alignment = 0;
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colorBuffer->surface.pitch = 0;
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uint32_t i;
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for (i = 0; i < 13; i++)
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colorBuffer->surface.mipLevelOffset[i] = 0;
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colorBuffer->viewMip = 0;
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colorBuffer->viewFirstSlice = 0;
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colorBuffer->viewNumSlices = depth;
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colorBuffer->aaBuffer = aaBuffer;
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colorBuffer->aaSize = aaSize;
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for (i = 0; i < 5; i++)
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colorBuffer->regs[i] = 0;
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GX2CalcSurfaceSizeAndAlignment(&colorBuffer->surface);
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GX2InitColorBufferRegs(colorBuffer);
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}
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static inline void GX2InitAttribStream(GX2AttribStream *attr, uint32_t location, uint32_t buffer, uint32_t offset, GX2AttribFormat format) {
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attr->location = location;
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attr->buffer = buffer;
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attr->offset = offset;
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attr->format = format;
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attr->type = GX2_ATTRIB_INDEX_PER_VERTEX;
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attr->aluDivisor = 0;
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attr->mask = attribute_dest_comp_selector[format & 0xff];
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attr->endianSwap = GX2_ENDIAN_SWAP_DEFAULT;
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}
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static inline void GX2InitTexture(GX2Texture *tex, uint32_t width, uint32_t height, uint32_t depth, uint32_t mipLevels, GX2SurfaceFormat format, GX2SurfaceDim dim, GX2TileMode tile) {
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tex->surface.dim = dim;
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tex->surface.width = width;
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tex->surface.height = height;
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tex->surface.depth = depth;
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tex->surface.mipLevels = mipLevels;
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tex->surface.format = format;
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tex->surface.aa = GX2_AA_MODE1X;
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tex->surface.use = GX2_SURFACE_USE_TEXTURE;
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tex->surface.imageSize = 0;
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tex->surface.image = nullptr;
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tex->surface.mipmapSize = 0;
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tex->surface.mipmaps = nullptr;
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tex->surface.tileMode = tile;
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tex->surface.swizzle = 0;
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tex->surface.alignment = 0;
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tex->surface.pitch = 0;
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uint32_t i;
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for (i = 0; i < 13; i++) {
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tex->surface.mipLevelOffset[i] = 0;
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}
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tex->viewFirstMip = 0;
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tex->viewNumMips = mipLevels;
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tex->viewFirstSlice = 0;
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tex->viewNumSlices = depth;
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tex->compMap = texture_comp_selector[format & 0x3f];
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for (i = 0; i < 5; i++) {
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tex->regs[i] = 0;
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}
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tex->compMap = GX2_COMP_MAP(GX2_SQ_SEL_R, GX2_SQ_SEL_G, GX2_SQ_SEL_B, GX2_SQ_SEL_A);
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DCFlushRange(&tex, sizeof(GX2Texture));
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GX2CalcSurfaceSizeAndAlignment(&tex->surface);
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GX2InitTextureRegs(tex);
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}
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#ifdef __cplusplus
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}
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#endif
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