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GPU/Software: Use templates for render functions

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This commit is contained in:
Connor McLaughlin
2019-12-22 19:34:24 +10:00
parent a1b52980e2
commit c8d3b2c546
2 changed files with 164 additions and 68 deletions
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37
src/core/gpu_sw.h
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@ -22,11 +22,6 @@ public:
void SetPixel(u32 x, u32 y, u16 value) { m_vram[VRAM_WIDTH * y + x] = value; }
protected:
enum : u32
{
MAX_VERTICES_PER_POLYGON = 4
};
struct SWVertex
{
s32 x, y;
@ -64,16 +59,34 @@ protected:
static bool IsClockwiseWinding(const SWVertex* v0, const SWVertex* v1, const SWVertex* v2);
void ShadePixel(RenderCommand rc, u32 x, u32 y, u8 color_r, u8 color_g, u8 color_b, u8 texcoord_x, u8 texcoord_y,
bool dithering);
void DrawTriangle(RenderCommand rc, const SWVertex* v0, const SWVertex* v1, const SWVertex* v2);
void DrawRectangle(RenderCommand rc, s32 origin_x, s32 origin_y, u32 width, u32 height, u8 r, u8 g, u8 b,
u8 origin_texcoord_x, u8 origin_texcoord_y);
void DrawLine(RenderCommand rc, const SWVertex* p0, const SWVertex* p1);
template<bool texture_enable, bool raw_texture_enable, bool transparency_enable, bool dithering_enable>
void ShadePixel(u32 x, u32 y, u8 color_r, u8 color_g, u8 color_b, u8 texcoord_x, u8 texcoord_y);
template<bool shading_enable, bool texture_enable, bool raw_texture_enable, bool transparency_enable,
bool dithering_enable>
void DrawTriangle(const SWVertex* v0, const SWVertex* v1, const SWVertex* v2);
using DrawTriangleFunction = void (GPU_SW::*)(const SWVertex* v0, const SWVertex* v1, const SWVertex* v2);
DrawTriangleFunction GetDrawTriangleFunction(bool shading_enable, bool texture_enable, bool raw_texture_enable,
bool transparency_enable, bool dithering_enable);
template<bool texture_enable, bool raw_texture_enable, bool transparency_enable>
void DrawRectangle(s32 origin_x, s32 origin_y, u32 width, u32 height, u8 r, u8 g, u8 b, u8 origin_texcoord_x,
u8 origin_texcoord_y);
using DrawRectangleFunction = void (GPU_SW::*)(s32 origin_x, s32 origin_y, u32 width, u32 height, u8 r, u8 g, u8 b,
u8 origin_texcoord_x, u8 origin_texcoord_y);
DrawRectangleFunction GetDrawRectangleFunction(bool texture_enable, bool raw_texture_enable,
bool transparency_enable);
template<bool shading_enable, bool transparency_enable, bool dithering_enable>
void DrawLine(const SWVertex* p0, const SWVertex* p1);
using DrawLineFunction = void (GPU_SW::*)(const SWVertex* p0, const SWVertex* p1);
DrawLineFunction GetDrawLineFunction(bool shading_enable, bool transparency_enable, bool dithering_enable);
std::vector<u32> m_display_texture_buffer;
std::unique_ptr<HostDisplayTexture> m_display_texture;
std::array<SWVertex, MAX_VERTICES_PER_POLYGON> m_vertex_buffer;
std::array<u16, VRAM_WIDTH * VRAM_HEIGHT> m_vram;
};