2014-04-09 01:04:25 +02:00
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// Copyright 2014 Citra Emulator Project
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2014-12-17 06:38:14 +01:00
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// Licensed under GPLv2 or any later version
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2014-04-09 01:04:25 +02:00
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// Refer to the license.txt file included.
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2014-04-06 22:55:39 +02:00
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#pragma once
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2018-01-11 04:43:17 +01:00
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#include <vector>
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2015-08-30 08:37:42 +02:00
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#include <glad/glad.h>
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2016-04-30 17:34:51 +02:00
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#include "common/common_types.h"
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#include "common/math_util.h"
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2014-11-13 19:33:29 +01:00
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#include "video_core/renderer_base.h"
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2016-04-17 00:57:57 +02:00
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#include "video_core/renderer_opengl/gl_resource_manager.h"
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#include "video_core/renderer_opengl/gl_state.h"
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2014-04-06 22:55:39 +02:00
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2014-08-28 20:21:54 +02:00
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class EmuWindow;
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2016-04-17 00:57:57 +02:00
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/// Structure used for storing information about the textures for each 3DS screen
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struct TextureInfo {
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OGLTexture resource;
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GLsizei width;
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GLsizei height;
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GLenum gl_format;
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GLenum gl_type;
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RendererBase::FramebufferInfo::PixelFormat pixel_format;
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2016-04-17 00:57:57 +02:00
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};
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/// Structure used for storing information about the display target for each 3DS screen
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struct ScreenInfo {
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GLuint display_texture;
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MathUtil::Rectangle<float> display_texcoords;
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TextureInfo texture;
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};
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2014-08-28 10:51:57 +02:00
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class RendererOpenGL : public RendererBase {
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public:
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RendererOpenGL();
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~RendererOpenGL() override;
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2014-04-06 22:55:39 +02:00
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/// Swap buffers (render frame)
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void SwapBuffers(const FramebufferInfo& framebuffer_info) override;
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2014-04-06 22:55:39 +02:00
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2014-08-21 09:27:53 +02:00
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/**
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2014-04-06 22:55:39 +02:00
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* Set the emulator window to use for renderer
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* @param window EmuWindow handle to emulator window to use for rendering
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*/
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2014-10-26 05:56:13 +01:00
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void SetWindow(EmuWindow* window) override;
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2014-04-06 22:55:39 +02:00
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/// Initialize the renderer
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bool Init() override;
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2014-04-06 22:55:39 +02:00
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/// Shutdown the renderer
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2014-10-26 05:56:13 +01:00
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void ShutDown() override;
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private:
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void InitOpenGLObjects();
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void ConfigureFramebufferTexture(TextureInfo& texture,
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const FramebufferInfo& framebuffer_info);
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2014-08-28 11:34:47 +02:00
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void DrawScreens();
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void DrawSingleScreen(const ScreenInfo& screen_info, float x, float y, float w, float h);
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void UpdateFramerate();
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// Loads framebuffer from emulated memory into the display information structure
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void LoadFBToScreenInfo(const FramebufferInfo& framebuffer_info,
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ScreenInfo& screen_info);
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2014-10-13 07:40:26 +02:00
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// Fills active OpenGL texture with the given RGB color.
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void LoadColorToActiveGLTexture(u8 color_r, u8 color_g, u8 color_b, const TextureInfo& texture);
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2014-04-06 22:55:39 +02:00
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2016-09-18 02:38:01 +02:00
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EmuWindow* render_window; ///< Handle to render window
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2014-04-06 22:55:39 +02:00
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2015-05-19 06:21:33 +02:00
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OpenGLState state;
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2014-08-28 20:21:54 +02:00
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// OpenGL object IDs
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OGLVertexArray vertex_array;
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OGLBuffer vertex_buffer;
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OGLShader shader;
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2018-01-11 04:43:17 +01:00
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/// Display information for Switch screen
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ScreenInfo screen_info;
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/// OpenGL framebuffer data
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std::vector<u8> gl_framebuffer_data;
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// Shader uniform location indices
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GLuint uniform_modelview_matrix;
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GLuint uniform_color_texture;
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2014-08-28 10:37:07 +02:00
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// Shader attribute input indices
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GLuint attrib_position;
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2014-08-28 20:21:54 +02:00
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GLuint attrib_tex_coord;
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2014-07-11 19:40:34 +02:00
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};
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