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REVIEWED: BeginMode3D()

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Simplified some code
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Ray
2021-03-19 13:20:23 +01:00
parent a1d9987e7c
commit d4e2c331b1
1 changed files with 5 additions and 16 deletions
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21
src/core.c
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@@ -1912,23 +1912,12 @@ void BeginMode3D(Camera3D camera)
rlLoadIdentity(); // Reset current matrix (projection)
float aspect = (float)CORE.Window.currentFbo.width/(float)CORE.Window.currentFbo.height;
double top = 0;
if (camera.type == CAMERA_PERSPECTIVE) top = RL_CULL_DISTANCE_NEAR*tan(camera.fovy*0.5*DEG2RAD);
else if (camera.type == CAMERA_ORTHOGRAPHIC) top = camera.fovy/2.0;
if (camera.type == CAMERA_PERSPECTIVE)
{
// Setup perspective projection
double top = RL_CULL_DISTANCE_NEAR*tan(camera.fovy*0.5*DEG2RAD);
double right = top*aspect;
rlFrustum(-right, right, -top, top, RL_CULL_DISTANCE_NEAR, RL_CULL_DISTANCE_FAR);
}
else if (camera.type == CAMERA_ORTHOGRAPHIC)
{
// Setup orthographic projection
double top = camera.fovy/2.0;
double right = top*aspect;
rlOrtho(-right, right, -top,top, RL_CULL_DISTANCE_NEAR, RL_CULL_DISTANCE_FAR);
}
rlFrustum(-right, top*aspect, -top, top, RL_CULL_DISTANCE_NEAR, RL_CULL_DISTANCE_FAR);
// NOTE: zNear and zFar values are important when computing depth buffer values