mirror of https://github.com/bsnes-emu/bsnes.git
103 lines
2.6 KiB
C++
103 lines
2.6 KiB
C++
#if defined(PLATFORM_X)
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#include <GL/gl.h>
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#include <GL/glx.h>
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#define glGetProcAddress(name) (*glXGetProcAddress)((const GLubyte*)(name))
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#elif defined(PLATFORM_MACOSX)
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#include <OpenGL/gl.h>
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#include <OpenGL/gl3.h>
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#elif defined(PLATFORM_WINDOWS)
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#include <GL/gl.h>
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#include <GL/glext.h>
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#define glGetProcAddress(name) wglGetProcAddress(name)
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#else
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#error "ruby::OpenGL: unsupported platform"
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#endif
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namespace ruby {
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#include "bind.hpp"
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#include "shaders.hpp"
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#include "utility.hpp"
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struct OpenGL;
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struct OpenGLTexture {
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GLuint texture = 0;
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unsigned width = 0;
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unsigned height = 0;
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GLuint format = GL_RGBA8;
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GLuint filter = GL_LINEAR;
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GLuint wrap = GL_CLAMP_TO_BORDER;
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};
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struct OpenGLSurface : OpenGLTexture {
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GLuint program = 0;
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GLuint framebuffer = 0;
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GLuint vao = 0;
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GLuint vbo[3] = {0, 0, 0};
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GLuint vertex = 0;
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GLuint geometry = 0;
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GLuint fragment = 0;
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uint32_t* buffer = nullptr;
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void allocate();
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void size(unsigned width, unsigned height);
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void release();
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void render(unsigned sourceWidth, unsigned sourceHeight, unsigned targetWidth, unsigned targetHeight);
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};
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struct OpenGLProgram : OpenGLSurface {
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//configuration
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unsigned phase = 0; //frame counter
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unsigned modulo = 0; //frame counter modulus
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unsigned absoluteWidth = 0;
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unsigned absoluteHeight = 0;
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double relativeWidth = 0;
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double relativeHeight = 0;
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vector<OpenGLTexture> pixmaps;
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void bind(OpenGL* instance, const Markup::Node& node, const string& pathname);
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void parse(OpenGL* instance, string& source);
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void release();
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};
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struct OpenGL : OpenGLProgram {
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vector<OpenGLProgram> programs;
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vector<OpenGLTexture> frames;
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struct History {
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unsigned length = 0;
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GLuint format = GL_RGBA8;
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GLuint filter = GL_LINEAR;
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GLuint wrap = GL_CLAMP_TO_BORDER;
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} history;
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GLuint inputFormat = GL_UNSIGNED_INT_8_8_8_8_REV;
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unsigned outputWidth = 0;
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unsigned outputHeight = 0;
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struct Setting {
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string name;
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string value;
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bool operator< (const Setting& source) { return name < source.name; }
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bool operator==(const Setting& source) { return name == source.name; }
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Setting() {}
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Setting(const string& name) : name(name) {}
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Setting(const string& name, const string& value) : name(name), value(value) {}
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};
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set<Setting> settings;
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void shader(const char* pathname);
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void bind(const Markup::Node& node, const string& pathname);
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bool lock(uint32_t*& data, unsigned& pitch);
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void clear();
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void refresh();
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bool init();
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void term();
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};
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#include "surface.hpp"
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#include "program.hpp"
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#include "main.hpp"
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}
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