109 lines
3.1 KiB
Python
Executable file
109 lines
3.1 KiB
Python
Executable file
"""
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Example converted to Python from:
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http://bedroomcoders.co.uk/raylib-fog/
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port to python completed by codifies - dont know who started it
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"""
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import raylib as rl
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from raylib.colors import *
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import math
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from rlmath import *
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from light_system import *
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rl.SetConfigFlags(rl.FLAG_MSAA_4X_HINT | rl.FLAG_WINDOW_RESIZABLE)
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rl.InitWindow(1280, 768, b'Fog Test')
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camera = rl.ffi.new('struct Camera3D *', [
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[6, 2, 6],
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[0, .5, 0],
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[0, 1, 0],
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45,
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rl.CAMERA_PERSPECTIVE
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])
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model = rl.LoadModelFromMesh(rl.GenMeshTorus(0.4, 1, 16, 32))
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model2 = rl.LoadModelFromMesh(rl.GenMeshCube(1, 1, 1))
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model3 = rl.LoadModelFromMesh(rl.GenMeshSphere(0.5, 32, 32))
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texture = rl.LoadTexture(b'resources/test.png')
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model.materials[0].maps[rl.MATERIAL_MAP_ALBEDO].texture = texture
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model2.materials[0].maps[rl.MATERIAL_MAP_ALBEDO].texture = texture
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model3.materials[0].maps[rl.MATERIAL_MAP_ALBEDO].texture = texture
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light = Light(LIGHT_POINT, [0, 4, 0], Vector3Zero(), WHITE)
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lightSystem = LightSystem([0.2, 0.2, 0.2, 1.0], light)
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fog_color = rl.ffi.new('float[]', [0.2, 0.2, 1.0, 1.0])
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fogC = rl.GetShaderLocation(lightSystem.shader, b'fogColor')
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rl.SetShaderValue(lightSystem.shader, fogC, fog_color, rl.SHADER_UNIFORM_VEC4);
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fogC = rl.GetShaderLocation(lightSystem.shader, b'fogColor')
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rl.SetShaderValue(lightSystem.shader, fogC, fog_color, rl.SHADER_UNIFORM_VEC4);
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fogD = rl.GetShaderLocation(lightSystem.shader, b'FogDensity')
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fogDensity = 0.12
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model.materials[0].shader = lightSystem.shader
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model2.materials[0].shader = lightSystem.shader
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model3.materials[0].shader = lightSystem.shader
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rl.SetTargetFPS(60)
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a = 0.0
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while not rl.WindowShouldClose():
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a += 0.01
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camera.position.x = math.sin(a) * 6
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camera.position.z = math.cos(a) * 6
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rl.UpdateCamera(camera, rl.CAMERA_PERSPECTIVE)
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lightSystem.update(camera.position)
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model.transform = rl.ffi.cast("Matrix *", MatrixMultiply(model.transform, MatrixRotateX(-0.025)))[0]
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model.transform = rl.ffi.cast("Matrix *", MatrixMultiply(model.transform, MatrixRotateZ(0.012)))[0]
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if rl.IsKeyDown(rl.KEY_UP):
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fogDensity = min(fogDensity + 0.001, 1)
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if rl.IsKeyDown(rl.KEY_DOWN):
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fogDensity = max(fogDensity - 0.001, 0)
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rl.SetShaderValue(lightSystem.shader, fogD, rl.ffi.new('float[]', [fogDensity]), rl.SHADER_UNIFORM_FLOAT)
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rl.BeginDrawing()
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rl.ClearBackground([int(255 * i) for i in fog_color])
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if rl.IsKeyDown(rl.KEY_SPACE):
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rl.ClearBackground(BLACK)
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rl.BeginMode3D(camera[0])
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rl.DrawModel(model, [0] * 3, 1, WHITE)
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rl.DrawModel(model2, [-2.6, 0, 0], 1, WHITE)
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rl.DrawModel(model3, [2.6, 0, 0], 1, WHITE)
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for i in range(-20, 20, 2):
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rl.DrawModel(model, [i, 0, 2], 1, WHITE)
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# Raylib removed this function
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# rl.DrawGizmo([1000, 1000, 1000])
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rl.EndMode3D()
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rl.DrawFPS(10, 10)
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rl.DrawText(f'Up/Down to change fog density: {fogDensity}'.encode('utf-8'), 10, 30, 20, WHITE)
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rl.EndDrawing()
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rl.UnloadModel(model)
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rl.UnloadModel(model2)
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rl.UnloadModel(model3)
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rl.UnloadTexture(texture)
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rl.UnloadShader(lightSystem.shader)
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rl.CloseWindow()
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