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https://github.com/libretro/scummvm.git
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84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef GFX_OPENGL_SHADERS_H_
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#define GFX_OPENGL_SHADERS_H_
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#include "common/rect.h"
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#include "math/rect2d.h"
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#include "graphics/opengl/shader.h"
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#include "engines/myst3/gfx.h"
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namespace Myst3 {
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class ShaderRenderer : public Renderer {
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public:
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ShaderRenderer(OSystem *_system);
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virtual ~ShaderRenderer();
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void init() override;
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void clear() override;
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void selectTargetWindow(Window *window, bool is3D, bool scaled) override;
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Texture *createTexture3D(const Graphics::Surface *surface) override;
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void drawRect2D(const Common::Rect &rect, uint8 a, uint8 r, uint8 g, uint8 b) override;
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virtual void drawTexturedRect2D(const Common::Rect &screenRect, const Common::Rect &textureRect, Texture *texture,
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float transparency = -1.0, bool additiveBlending = false) override;
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virtual void drawTexturedRect3D(const Math::Vector3d &topLeft, const Math::Vector3d &bottomLeft,
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const Math::Vector3d &topRight, const Math::Vector3d &bottomRight,
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Texture *texture) override;
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void drawCube(Texture **textures) override;
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void draw2DText(const Common::String &text, const Common::Point &position) override;
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Graphics::Surface *getScreenshot() override;
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Texture *copyScreenshotToTexture() override;
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private:
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void setupQuadEBO();
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Math::Vector2d scaled(float x, float y) const;
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OpenGL::Shader *_boxShader;
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OpenGL::Shader *_cubeShader;
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OpenGL::Shader *_rect3dShader;
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OpenGL::Shader *_textShader;
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GLuint _boxVBO;
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GLuint _cubeVBO;
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GLuint _rect3dVBO;
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GLuint _textVBO;
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GLuint _quadEBO;
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Common::Rect _currentViewport;
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Common::String _prevText;
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Common::Point _prevTextPosition;
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};
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} // End of namespace Myst3
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#endif
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