isle-portable/miniwin/src/internal/d3drmrenderer_citro3d.h

84 lines
2.7 KiB
C++

#pragma once
#include "d3drmrenderer.h"
#include "ddraw_impl.h"
#include <SDL3/SDL.h>
#include <citro3d.h>
#include <vector>
DEFINE_GUID(Citro3D_GUID, 0x682656F3, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3D, 0x53);
struct C3DTextureCacheEntry {
IDirect3DRMTexture* texture;
Uint32 version;
C3D_Tex c3dTex;
uint16_t width;
uint16_t height;
};
struct C3DMeshCacheEntry {
const MeshGroup* meshGroup = nullptr;
int version = 0;
void* vbo = nullptr;
int vertexCount = 0;
};
class Citro3DRenderer : public Direct3DRMRenderer {
public:
Citro3DRenderer(DWORD width, DWORD height);
~Citro3DRenderer() override;
void PushLights(const SceneLight* lightsArray, size_t count) override;
void SetProjection(const D3DRMMATRIX4D& projection, D3DVALUE front, D3DVALUE back) override;
void SetFrustumPlanes(const Plane* frustumPlanes) override;
Uint32 GetTextureId(IDirect3DRMTexture* texture, bool isUI, float scaleX, float scaleY) override;
Uint32 GetMeshId(IDirect3DRMMesh* mesh, const MeshGroup* meshGroup) override;
HRESULT BeginFrame() override;
void EnableTransparency() override;
void SubmitDraw(
DWORD meshId,
const D3DRMMATRIX4D& modelViewMatrix,
const D3DRMMATRIX4D& worldMatrix,
const D3DRMMATRIX4D& viewMatrix,
const Matrix3x3& normalMatrix,
const Appearance& appearance
) override;
HRESULT FinalizeFrame() override;
void Resize(int width, int height, const ViewportTransform& viewportTransform) override;
void Clear(float r, float g, float b) override;
void Flip() override;
void Draw2DImage(Uint32 textureId, const SDL_Rect& srcRect, const SDL_Rect& dstRect, FColor color) override;
void Download(SDL_Surface* target) override;
void SetDither(bool dither) override;
private:
void AddTextureDestroyCallback(Uint32 id, IDirect3DRMTexture* texture);
void AddMeshDestroyCallback(Uint32 id, IDirect3DRMMesh* mesh);
void StartFrame();
D3DRMMATRIX4D m_projection;
SDL_Surface* m_renderedImage;
C3D_RenderTarget* m_renderTarget;
std::vector<C3DTextureCacheEntry> m_textures;
std::vector<C3DMeshCacheEntry> m_meshs;
ViewportTransform m_viewportTransform;
std::vector<SceneLight> m_lights;
};
inline static void Citro3DRenderer_EnumDevice(LPD3DENUMDEVICESCALLBACK cb, void* ctx)
{
D3DDEVICEDESC halDesc = {};
halDesc.dcmColorModel = D3DCOLOR_RGB;
halDesc.dwFlags = D3DDD_DEVICEZBUFFERBITDEPTH;
halDesc.dwDeviceZBufferBitDepth = DDBD_24;
halDesc.dwDeviceRenderBitDepth = DDBD_32;
halDesc.dpcTriCaps.dwTextureCaps = D3DPTEXTURECAPS_PERSPECTIVE;
halDesc.dpcTriCaps.dwShadeCaps = D3DPSHADECAPS_ALPHAFLATBLEND;
halDesc.dpcTriCaps.dwTextureFilterCaps = D3DPTFILTERCAPS_LINEAR;
D3DDEVICEDESC helDesc = {};
EnumDevice(cb, ctx, "Citro3D", &halDesc, &helDesc, Citro3D_GUID);
}