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support old opengl version with only 2 vertex coordinates

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This commit is contained in:
Jupeyy 2017-09-14 08:03:33 +02:00
parent 3bdd8c19ac
commit 4fec86a354
1 changed files with 4 additions and 4 deletions
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8
src/engine/client/backend_sdl.cpp
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@ -224,7 +224,7 @@ void CCommandProcessorFragment_OpenGL::SetState(const CCommandBuffer::SState &St
// screen mapping
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(State.m_ScreenTL.x, State.m_ScreenBR.x, State.m_ScreenBR.y, State.m_ScreenTL.y, 1.0f, 10.f);
glOrtho(State.m_ScreenTL.x, State.m_ScreenBR.x, State.m_ScreenBR.y, State.m_ScreenTL.y, -10.0f, 10.f);
}
void CCommandProcessorFragment_OpenGL::Cmd_Init(const SCommand_Init *pCommand)
@ -337,9 +337,9 @@ void CCommandProcessorFragment_OpenGL::Cmd_Render(const CCommandBuffer::SCommand
{
SetState(pCommand->m_State);
glVertexPointer(3, GL_FLOAT, sizeof(CCommandBuffer::SVertex), (char*)pCommand->m_pVertices);
glTexCoordPointer(2, GL_FLOAT, sizeof(CCommandBuffer::SVertex), (char*)pCommand->m_pVertices + sizeof(float)*3);
glColorPointer(4, GL_FLOAT, sizeof(CCommandBuffer::SVertex), (char*)pCommand->m_pVertices + sizeof(float)*5);
glVertexPointer(2, GL_FLOAT, sizeof(CCommandBuffer::SVertex), (char*)pCommand->m_pVertices);
glTexCoordPointer(2, GL_FLOAT, sizeof(CCommandBuffer::SVertex), (char*)pCommand->m_pVertices + sizeof(float)*2);
glColorPointer(4, GL_FLOAT, sizeof(CCommandBuffer::SVertex), (char*)pCommand->m_pVertices + sizeof(float)*4);
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);