57 lines
2 KiB
C++
57 lines
2 KiB
C++
#include "Render/D3DX9Runtime.h"
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#include "Render/DeviceStateDX9.h"
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#include "Render/RendererFogDX9.h"
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#include "Render/TextureDX9.h"
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#include <bit>
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// OFFSET: 0x00567E20
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// FUNCTION: fn_02230
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void RendererFogDX9::Set(int value, const D3DCAPS9& caps, FogConfiguration& configuration) {
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const int supported = (caps.RasterCaps & D3DPRASTERCAPS_FOGVERTEX) != 0;
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this->dirty = 1;
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this->supported = supported;
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this->enabled = value;
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configuration.vertexMode = D3DFOG_LINEAR;
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configuration.range = 1;
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}
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// OFFSET: 0x005654D0
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// FUNCTION: fn_02217
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void RendererFogDX9::Apply(
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const TextureDX9Context& context,
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DeviceStateDX9& state,
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D3DX9Runtime& d3dx,
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const float& aspect,
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const FogConfiguration& configuration
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) {
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if (this->dirty == 1) {
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const float inverseAspect = 1.0f / aspect;
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const bool supported = (context.caps.RasterCaps & D3DPRASTERCAPS_FOGVERTEX) != 0;
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D3DMATRIX identity{};
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identity._11 = identity._22 = identity._33 = identity._44 = 1.0f;
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const float start = configuration.start * 1490.0f + 10.0f;
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const float end = configuration.end * 1490.0f + 10.0f;
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D3DMATRIX projection;
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d3dx.perspectiveFovLH(&projection, 0.2617994f, inverseAspect, 10.0f, 1500.0f);
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context.device->SetTransform(D3DTS_WORLD, &identity);
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context.device->SetTransform(D3DTS_PROJECTION, &projection);
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context.device->SetTransform(D3DTS_VIEW, &identity);
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state.SetRenderState(D3DRS_FOGCOLOR, configuration.color);
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state.SetRenderState(D3DRS_RANGEFOGENABLE, configuration.range);
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state.SetRenderState(D3DRS_FOGSTART, std::bit_cast<unsigned>(start));
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state.SetRenderState(D3DRS_FOGEND, std::bit_cast<unsigned>(end));
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state.SetRenderState(D3DRS_FOGDENSITY, std::bit_cast<unsigned>(configuration.density));
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if (supported) {
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state.SetRenderState(D3DRS_FOGTABLEMODE, D3DFOG_NONE);
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state.SetRenderState(D3DRS_FOGVERTEXMODE, configuration.vertexMode);
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} else {
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this->enabled = 0;
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}
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this->dirty = 0;
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}
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state.SetRenderState(D3DRS_FOGENABLE, this->enabled);
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}
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