ShadowTessellator.h revision 15a07a21eb33e8ca1c7444944fe0541a53380c0c 
1
2/*
3 * Copyright (C) 2013 The Android Open Source Project
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 *      http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18#ifndef ANDROID_HWUI_SHADOW_TESSELLATOR_H
19#define ANDROID_HWUI_SHADOW_TESSELLATOR_H
20
21#include "Debug.h"
22#include "Matrix.h"
23
24namespace android {
25namespace uirenderer {
26
27class ShadowTessellator {
28public:
29    static void tessellateAmbientShadow(const Vector3* casterPolygon, int casterVertexCount,
30            VertexBuffer& shadowVertexBuffer);
31
32    static void tessellateSpotShadow(const Vector3* casterPolygon, int casterVertexCount,
33            const Vector3& lightPosScale, const mat4& receiverTransform,
34            int screenWidth, int screenHeight, VertexBuffer& shadowVertexBuffer);
35}; // ShadowTessellator
36
37}; // namespace uirenderer
38}; // namespace android
39
40#endif // ANDROID_HWUI_SHADOW_TESSELLATOR_H
41