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87 lines
2.8 KiB
C++
87 lines
2.8 KiB
C++
/* ResidualVM - A 3D game interpreter
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*
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* ResidualVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the AUTHORS
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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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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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/opengles2/shader.h"
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#include "engines/myst3/gfx.h"
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namespace Myst3 {
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class ShaderRenderer : public BaseRenderer {
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public:
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ShaderRenderer(OSystem *_system);
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virtual ~ShaderRenderer();
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virtual void init(Graphics::PixelBuffer &screenBuffer) override;
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virtual void clear() override;
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virtual void setupCameraOrtho2D() override;
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virtual void setupCameraPerspective(float pitch, float heading, float fov) override;
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virtual Texture *createTexture(const Graphics::Surface *surface) override;
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virtual void freeTexture(Texture *texture) override;
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virtual void drawRect2D(const Common::Rect &rect, uint32 color) 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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virtual void drawCube(Texture **textures) override;
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virtual void draw2DText(const Common::String &text, const Common::Point &position) override;
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virtual Graphics::Surface *getScreenshot() override;
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virtual void screenPosToDirection(const Common::Point screen, float &pitch, float &heading) override;
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private:
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void setupQuadEBO();
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Graphics::Shader *_box_shader;
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Graphics::Shader *_cube_shader;
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Graphics::Shader *_rect3d_shader;
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Graphics::Shader *_text_shader;
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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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Math::Matrix4 _mvpMatrix;
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Math::Rect2d _viewport;
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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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