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Stronger 1.x fallback, if OpenGL 3.0 was invalidly created

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This commit is contained in:
Jupeyy 2020-08-22 21:25:25 +02:00
parent f04ec93898
commit 2c02314708
1 changed files with 11 additions and 3 deletions
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14
src/engine/client/backend_sdl.cpp
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@ -226,7 +226,7 @@ static float CubicHermite(float A, float B, float C, float D, float t)
return (a * t * t * t) + (b * t * t) + (c * t) + d; return (a * t * t * t) + (b * t * t) + (c * t) + d;
} }
void GetPixelClamped(uint8_t* pSourceImage, int x, int y, uint32_t W, uint32_t H, size_t BPP, uint8_t aTmp[]) static void GetPixelClamped(uint8_t* pSourceImage, int x, int y, uint32_t W, uint32_t H, size_t BPP, uint8_t aTmp[])
{ {
x = clamp<int>(x, 0, (int)W - 1); x = clamp<int>(x, 0, (int)W - 1);
y = clamp<int>(y, 0, (int)H - 1); y = clamp<int>(y, 0, (int)H - 1);
@ -237,7 +237,7 @@ void GetPixelClamped(uint8_t* pSourceImage, int x, int y, uint32_t W, uint32_t H
} }
} }
void SampleBicubic(uint8_t* pSourceImage, float u, float v, uint32_t W, uint32_t H, size_t BPP, uint8_t aSample[]) static void SampleBicubic(uint8_t* pSourceImage, float u, float v, uint32_t W, uint32_t H, size_t BPP, uint8_t aSample[])
{ {
float X = (u * W) - 0.5f; float X = (u * W) - 0.5f;
int xInt = (int)X; int xInt = (int)X;
@ -3165,6 +3165,14 @@ void CCommandProcessorFragment_SDL::Cmd_Init(const SCommand_Init *pCommand)
pCommand->m_pCapabilities->m_3DTextures = true; pCommand->m_pCapabilities->m_3DTextures = true;
} }
if(!pCommand->m_pCapabilities->m_3DTextures && !pCommand->m_pCapabilities->m_2DArrayTextures)
{
*pCommand->m_pInitError = -2;
pCommand->m_pCapabilities->m_ContextMajor = 1;
pCommand->m_pCapabilities->m_ContextMinor = 5;
pCommand->m_pCapabilities->m_ContextPatch = 0;
}
pCommand->m_pCapabilities->m_TileBuffering = pCommand->m_pCapabilities->m_2DArrayTextures || pCommand->m_pCapabilities->m_3DTextures; pCommand->m_pCapabilities->m_TileBuffering = pCommand->m_pCapabilities->m_2DArrayTextures || pCommand->m_pCapabilities->m_3DTextures;
pCommand->m_pCapabilities->m_QuadBuffering = false; pCommand->m_pCapabilities->m_QuadBuffering = false;
pCommand->m_pCapabilities->m_TextBuffering = false; pCommand->m_pCapabilities->m_TextBuffering = false;
@ -3218,7 +3226,7 @@ void CCommandProcessorFragment_SDL::Cmd_Init(const SCommand_Init *pCommand)
pCommand->m_pCapabilities->m_ContextMajor = 1; pCommand->m_pCapabilities->m_ContextMajor = 1;
pCommand->m_pCapabilities->m_ContextMinor = 5; pCommand->m_pCapabilities->m_ContextMinor = 5;
pCommand->m_pCapabilities->m_ContextPatch = 0; pCommand->m_pCapabilities->m_ContextPatch = 0;
} }
} }
else if(MajorV < 2) else if(MajorV < 2)
{ {