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44 lines
1.5 KiB
44 lines
1.5 KiB
/* |
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Copyright © 2010 Vladimír Vondruš <mosra@centrum.cz> |
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This file is part of Magnum. |
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Magnum is free software: you can redistribute it and/or modify |
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it under the terms of the GNU Lesser General Public License version 3 |
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only, as published by the Free Software Foundation. |
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Magnum is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU Lesser General Public License version 3 for more details. |
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*/ |
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#include "Triangle.h" |
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#include "Buffer.h" |
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namespace Magnum { namespace Examples { |
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Triangle::Triangle(Object* parent): Object(parent), mesh(Mesh::Triangles, 3) { |
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/* Vertices and colors, interleaved */ |
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Vector4 data[] = { |
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Vector4(-0.5f, -0.5f, 0.0f), Vector4(1.0f, 0.0f, 0.0f), /* Red lower left vertex */ |
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Vector4(0.5f, -0.5f, 0.0f), Vector4(0.0f, 1.0f, 0.0f), /* Green lower right vertex */ |
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Vector4(0.0f, 0.5f, 0.0f), Vector4(0.0f, 0.0f, 1.0f) /* Blue top vertex */ |
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}; |
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/* Fill the mesh with data */ |
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Buffer* buffer = mesh.addBuffer(true); |
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buffer->setData(sizeof(data), data, Buffer::DrawStatic); |
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/* Bind attributes (first vertex data, then color data) */ |
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mesh.bindAttribute<Vector4>(buffer, IdentityShader::Vertex); |
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mesh.bindAttribute<Vector4>(buffer, IdentityShader::Color); |
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} |
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void Triangle::draw(const Matrix4& transformationMatrix, const Matrix4& projectionMatrix) { |
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shader.use(); |
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mesh.draw(); |
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} |
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}}
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