blob: a3c02c99cc63c86231868a3a1e4df3040b3f9f21 [file] [log] [blame]
// Copyright 2017 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef COBALT_RENDERER_RASTERIZER_EGL_DRAW_POLY_COLOR_H_
#define COBALT_RENDERER_RASTERIZER_EGL_DRAW_POLY_COLOR_H_
#include <vector>
#include "cobalt/math/rect_f.h"
#include "cobalt/render_tree/color_rgba.h"
#include "cobalt/renderer/rasterizer/egl/draw_object.h"
namespace cobalt {
namespace renderer {
namespace rasterizer {
namespace egl {
// Handles drawing various colored polygons.
class DrawPolyColor : public DrawObject {
public:
DrawPolyColor(GraphicsState* graphics_state,
const BaseState& base_state,
const math::RectF& rect,
const render_tree::ColorRGBA& color);
void Execute(GraphicsState* graphics_state,
ShaderProgramManager* program_manager,
ExecutionStage stage) OVERRIDE;
private:
void AddVertex(float x, float y, uint32_t color);
struct VertexAttributes {
float position[3];
uint32_t color;
};
std::vector<VertexAttributes> attributes_;
uint8_t* vertex_buffer_;
};
} // namespace egl
} // namespace rasterizer
} // namespace renderer
} // namespace cobalt
#endif // COBALT_RENDERER_RASTERIZER_EGL_DRAW_POLY_COLOR_H_