[wip] win32 gles surface using angle
This commit is contained in:
parent
bd7e1a15f1
commit
c5ae556f22
12
build.bat
12
build.bat
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@ -1,6 +1,6 @@
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if not exist bin mkdir bin
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set INCLUDES=/I src /I src/util /I src/platform /I ext
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cl /we4013 /Zi /Zc:preprocessor /std:c11 %INCLUDES% /c /Fo:bin/milepost.obj src/milepost.c
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lib bin/milepost.obj /OUT:bin/milepost.lib
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if not exist bin mkdir bin
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set INCLUDES=/I src /I src/util /I src/platform /I ext /I ext/angle_headers
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cl /we4013 /Zi /Zc:preprocessor /std:c11 %INCLUDES% /c /Fo:bin/milepost.obj src/milepost.c
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lib bin/milepost.obj /OUT:bin/milepost.lib
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@ -1,227 +1,228 @@
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/************************************************************//**
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*
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* @file: main.cpp
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* @author: Martin Fouilleul
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* @date: 30/07/2022
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* @revision:
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*
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*****************************************************************/
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#include<stdlib.h>
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#include<string.h>
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#define _USE_MATH_DEFINES //NOTE: necessary for MSVC
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#include<math.h>
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#include"milepost.h"
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#define LOG_SUBSYSTEM "Main"
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unsigned int program;
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const char* vshaderSource =
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"#version 430\n"
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"attribute vec4 vPosition;\n"
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"uniform mat4 transform;\n"
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"void main()\n"
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"{\n"
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" gl_Position = transform*vPosition;\n"
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"}\n";
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const char* fshaderSource =
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"#version 430\n"
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"precision mediump float;\n"
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"void main()\n"
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"{\n"
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" gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);\n"
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"}\n";
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void compile_shader(GLuint shader, const char* source)
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{
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glShaderSource(shader, 1, &source, 0);
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glCompileShader(shader);
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int err = glGetError();
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if(err)
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{
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printf("gl error: %i\n", err);
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}
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int status = 0;
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glGetShaderiv(shader, GL_COMPILE_STATUS, &status);
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if(!status)
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{
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char buffer[256];
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int size = 0;
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glGetShaderInfoLog(shader, 256, &size, buffer);
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printf("shader error: %.*s\n", size, buffer);
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}
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}
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int main()
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{
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LogLevel(LOG_LEVEL_DEBUG);
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mp_init();
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mp_rect rect = {.x = 100, .y = 100, .w = 800, .h = 600};
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mp_window window = mp_window_create(rect, "test", 0);
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//NOTE: create surface
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mg_surface surface = mg_surface_create_for_window(window, MG_BACKEND_GL);
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//NOTE: init shader and gl state
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GLuint vao;
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glGenVertexArrays(1, &vao);
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glBindVertexArray(vao);
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GLuint vertexBuffer;
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glGenBuffers(1, &vertexBuffer);
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GLfloat vertices[] = {
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-0.866/2, -0.5/2, 0, 0.866/2, -0.5/2, 0, 0, 0.5, 0};
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glBindBuffer(GL_ARRAY_BUFFER, vertexBuffer);
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glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
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unsigned int vshader = glCreateShader(GL_VERTEX_SHADER);
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unsigned int fshader = glCreateShader(GL_FRAGMENT_SHADER);
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program = glCreateProgram();
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compile_shader(vshader, vshaderSource);
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compile_shader(fshader, fshaderSource);
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glAttachShader(program, vshader);
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glAttachShader(program, fshader);
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glLinkProgram(program);
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int status = 0;
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glGetProgramiv(program, GL_LINK_STATUS, &status);
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if(!status)
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{
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char buffer[256];
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int size = 0;
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glGetProgramInfoLog(program, 256, &size, buffer);
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printf("link error: %.*s\n", size, buffer);
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}
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glUseProgram(program);
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mp_window_bring_to_front(window);
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// mp_window_focus(window);
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while(!mp_should_quit())
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{
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mp_pump_events(0);
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mp_event event = {0};
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while(mp_next_event(&event))
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{
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switch(event.type)
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{
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case MP_EVENT_WINDOW_CLOSE:
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{
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mp_request_quit();
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} break;
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case MP_EVENT_WINDOW_RESIZE:
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{
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printf("resized, rect = {%f, %f, %f, %f}\n",
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event.frame.rect.x,
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event.frame.rect.y,
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event.frame.rect.w,
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event.frame.rect.h);
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} break;
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case MP_EVENT_WINDOW_MOVE:
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{
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printf("moved, rect = {%f, %f, %f, %f}\n",
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event.frame.rect.x,
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event.frame.rect.y,
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event.frame.rect.w,
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event.frame.rect.h);
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} break;
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case MP_EVENT_MOUSE_MOVE:
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{
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printf("mouse moved, pos = {%f, %f}, delta = {%f, %f}\n",
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event.move.x,
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event.move.y,
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event.move.deltaX,
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event.move.deltaY);
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} break;
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case MP_EVENT_MOUSE_WHEEL:
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{
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printf("mouse wheel, delta = {%f, %f}\n",
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event.move.deltaX,
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event.move.deltaY);
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} break;
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case MP_EVENT_MOUSE_ENTER:
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{
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printf("mouse enter\n");
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} break;
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case MP_EVENT_MOUSE_LEAVE:
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{
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printf("mouse leave\n");
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} break;
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case MP_EVENT_MOUSE_BUTTON:
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{
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printf("mouse button %i: %i\n",
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event.key.code,
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event.key.action == MP_KEY_PRESS ? 1 : 0);
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} break;
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case MP_EVENT_KEYBOARD_KEY:
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{
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printf("key %i: %s\n",
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event.key.code,
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event.key.action == MP_KEY_PRESS ? "press" : (event.key.action == MP_KEY_RELEASE ? "release" : "repeat"));
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} break;
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case MP_EVENT_KEYBOARD_CHAR:
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{
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printf("entered char %s\n", event.character.sequence);
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} break;
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default:
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break;
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}
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}
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mg_surface_prepare(surface);
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glClearColor(0.3, 0.3, 1, 1);
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glClear(GL_COLOR_BUFFER_BIT);
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static float alpha = 0;
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//f32 aspect = frameSize.x/frameSize.y;
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f32 aspect = 800/(f32)600;
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glViewport(0, 0, 800, 600);
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GLfloat matrix[] = {cosf(alpha)/aspect, sinf(alpha), 0, 0,
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-sinf(alpha)/aspect, cosf(alpha), 0, 0,
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0, 0, 1, 0,
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0, 0, 0, 1};
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alpha += 2*M_PI/120;
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glUniformMatrix4fv(0, 1, false, matrix);
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glBindBuffer(GL_ARRAY_BUFFER, vertexBuffer);
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glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, 0);
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glEnableVertexAttribArray(0);
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glDrawArrays(GL_TRIANGLES, 0, 3);
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mg_surface_present(surface);
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}
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mp_terminate();
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return(0);
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}
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/************************************************************//**
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*
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* @file: main.cpp
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* @author: Martin Fouilleul
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* @date: 30/07/2022
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* @revision:
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*
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*****************************************************************/
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#include<stdlib.h>
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#include<string.h>
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#define _USE_MATH_DEFINES //NOTE: necessary for MSVC
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#include<math.h>
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#include"milepost.h"
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#include"win32_gl_surface.h"
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#define LOG_SUBSYSTEM "Main"
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unsigned int program;
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const char* vshaderSource =
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"#version 430\n"
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"attribute vec4 vPosition;\n"
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"uniform mat4 transform;\n"
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"void main()\n"
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"{\n"
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" gl_Position = transform*vPosition;\n"
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"}\n";
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const char* fshaderSource =
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"#version 430\n"
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"precision mediump float;\n"
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"void main()\n"
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"{\n"
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" gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);\n"
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"}\n";
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void compile_shader(GLuint shader, const char* source)
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{
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glShaderSource(shader, 1, &source, 0);
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glCompileShader(shader);
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int err = glGetError();
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if(err)
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{
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printf("gl error: %i\n", err);
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}
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int status = 0;
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glGetShaderiv(shader, GL_COMPILE_STATUS, &status);
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if(!status)
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{
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char buffer[256];
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int size = 0;
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glGetShaderInfoLog(shader, 256, &size, buffer);
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printf("shader error: %.*s\n", size, buffer);
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}
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}
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int main()
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{
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LogLevel(LOG_LEVEL_DEBUG);
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mp_init();
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mp_rect rect = {.x = 100, .y = 100, .w = 800, .h = 600};
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mp_window window = mp_window_create(rect, "test", 0);
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//NOTE: create surface
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mg_surface surface = mg_gl_surface_create_for_window(window);
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//NOTE: init shader and gl state
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GLuint vao;
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glGenVertexArrays(1, &vao);
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glBindVertexArray(vao);
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GLuint vertexBuffer;
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glGenBuffers(1, &vertexBuffer);
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GLfloat vertices[] = {
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-0.866/2, -0.5/2, 0, 0.866/2, -0.5/2, 0, 0, 0.5, 0};
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glBindBuffer(GL_ARRAY_BUFFER, vertexBuffer);
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glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
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unsigned int vshader = glCreateShader(GL_VERTEX_SHADER);
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unsigned int fshader = glCreateShader(GL_FRAGMENT_SHADER);
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program = glCreateProgram();
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compile_shader(vshader, vshaderSource);
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compile_shader(fshader, fshaderSource);
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glAttachShader(program, vshader);
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glAttachShader(program, fshader);
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glLinkProgram(program);
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int status = 0;
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glGetProgramiv(program, GL_LINK_STATUS, &status);
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if(!status)
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{
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char buffer[256];
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int size = 0;
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glGetProgramInfoLog(program, 256, &size, buffer);
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printf("link error: %.*s\n", size, buffer);
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}
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glUseProgram(program);
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mp_window_bring_to_front(window);
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// mp_window_focus(window);
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while(!mp_should_quit())
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{
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mp_pump_events(0);
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mp_event event = {0};
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while(mp_next_event(&event))
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{
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switch(event.type)
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{
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case MP_EVENT_WINDOW_CLOSE:
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{
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mp_request_quit();
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} break;
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case MP_EVENT_WINDOW_RESIZE:
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{
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printf("resized, rect = {%f, %f, %f, %f}\n",
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event.frame.rect.x,
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event.frame.rect.y,
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event.frame.rect.w,
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event.frame.rect.h);
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} break;
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case MP_EVENT_WINDOW_MOVE:
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{
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printf("moved, rect = {%f, %f, %f, %f}\n",
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event.frame.rect.x,
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event.frame.rect.y,
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event.frame.rect.w,
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event.frame.rect.h);
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} break;
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case MP_EVENT_MOUSE_MOVE:
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{
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printf("mouse moved, pos = {%f, %f}, delta = {%f, %f}\n",
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event.move.x,
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event.move.y,
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event.move.deltaX,
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event.move.deltaY);
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} break;
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case MP_EVENT_MOUSE_WHEEL:
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{
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printf("mouse wheel, delta = {%f, %f}\n",
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event.move.deltaX,
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event.move.deltaY);
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} break;
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case MP_EVENT_MOUSE_ENTER:
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{
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printf("mouse enter\n");
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} break;
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case MP_EVENT_MOUSE_LEAVE:
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{
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printf("mouse leave\n");
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} break;
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case MP_EVENT_MOUSE_BUTTON:
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{
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printf("mouse button %i: %i\n",
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event.key.code,
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event.key.action == MP_KEY_PRESS ? 1 : 0);
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} break;
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case MP_EVENT_KEYBOARD_KEY:
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{
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printf("key %i: %s\n",
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event.key.code,
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event.key.action == MP_KEY_PRESS ? "press" : (event.key.action == MP_KEY_RELEASE ? "release" : "repeat"));
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} break;
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case MP_EVENT_KEYBOARD_CHAR:
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{
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printf("entered char %s\n", event.character.sequence);
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} break;
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default:
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break;
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}
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}
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mg_surface_prepare(surface);
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glClearColor(0.3, 0.3, 1, 1);
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glClear(GL_COLOR_BUFFER_BIT);
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static float alpha = 0;
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//f32 aspect = frameSize.x/frameSize.y;
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f32 aspect = 800/(f32)600;
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glViewport(0, 0, 800, 600);
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GLfloat matrix[] = {cosf(alpha)/aspect, sinf(alpha), 0, 0,
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-sinf(alpha)/aspect, cosf(alpha), 0, 0,
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0, 0, 1, 0,
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0, 0, 0, 1};
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alpha += 2*M_PI/120;
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glUniformMatrix4fv(0, 1, false, matrix);
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glBindBuffer(GL_ARRAY_BUFFER, vertexBuffer);
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glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, 0);
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glEnableVertexAttribArray(0);
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glDrawArrays(GL_TRIANGLES, 0, 3);
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mg_surface_present(surface);
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}
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mp_terminate();
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return(0);
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}
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@ -1,2 +1,2 @@
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set INCLUDES=/I ..\..\src /I ..\..\src\util /I ..\..\src\platform /I ../../ext
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cl /we4013 /Zi /Zc:preprocessor /std:c11 %INCLUDES% main.c /link /LIBPATH:../../bin milepost.lib user32.lib opengl32.lib gdi32.lib /out:test.exe
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set INCLUDES=/I ..\..\src /I ..\..\src\util /I ..\..\src\platform /I ../../ext /I ../../ext/angle_headers
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cl /we4013 /Zi /Zc:preprocessor /std:c11 %INCLUDES% main.c /link /LIBPATH:../../bin milepost.lib /LIBPATH:./ libEGL.dll.lib libGLESv2.dll.lib user32.lib opengl32.lib gdi32.lib /out:test.exe
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@ -0,0 +1,31 @@
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angle install on windows
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* need Python3 (can install through win app store)
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* need Windows SDK
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* clone depot_tools git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git
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or download and unzip bundle at https://storage.googleapis.com/chrome-infra/depot_tools.zip
|
||||
* set depot_tools in path env variable through control panel>System and security>system>advanced system settings
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* run gclient in a cmd shell
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* set DEPOT_TOOLS_WIN_TOOLCHAIN=0
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* mkdir angle
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* cd angle
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* fetch angle
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* wait a million years
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||||
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||||
* fails when running python3 third_party/depot_tools/download_from_google_storage.py ...
|
||||
-> open DEPS and change third_party/depot_tools with ../depot/tools
|
||||
|
||||
* run gclient sync to complete previous step
|
||||
|
||||
* gn gen out/Debug
|
||||
* gn args out/Debug and edit arguments:
|
||||
angle_enable_vulkan = false
|
||||
angle_build_tests = false
|
||||
is_component_build = false
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||||
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||||
* autoninja -C out/Debug
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||||
* wait a while
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||||
|
||||
* link with libEGL.dll.lib and libGLESv2.dll.lib
|
||||
* put libEGL.dll and libGLESv2.dll in same directory as executable
|
||||
BIN
ext/libEGL.dylib
BIN
ext/libEGL.dylib
Binary file not shown.
Binary file not shown.
133
src/milepost.c
133
src/milepost.c
|
|
@ -1,66 +1,67 @@
|
|||
/************************************************************//**
|
||||
*
|
||||
* @file: milepost.c
|
||||
* @author: Martin Fouilleul
|
||||
* @date: 13/02/2021
|
||||
* @revision:
|
||||
*
|
||||
*****************************************************************/
|
||||
|
||||
//---------------------------------------------------------------
|
||||
// utilities implementations
|
||||
//---------------------------------------------------------------
|
||||
#include"util/debug_log.c"
|
||||
#include"util/memory.c"
|
||||
#include"util/strings.c"
|
||||
#include"util/utf8.c"
|
||||
#include"util/hash.c"
|
||||
#include"util/ringbuffer.c"
|
||||
|
||||
//---------------------------------------------------------------
|
||||
// platform implementations
|
||||
//---------------------------------------------------------------
|
||||
#include"platform.h"
|
||||
|
||||
#if defined(OS_WIN64)
|
||||
#include"platform/win32_base_allocator.c"
|
||||
//TODO
|
||||
#elif defined(OS_MACOS)
|
||||
#include"platform/unix_base_allocator.c"
|
||||
#include"platform/osx_clock.c"
|
||||
/*
|
||||
#include"platform/unix_rng.c"
|
||||
#include"platform/posix_thread.c"
|
||||
#include"platform/posix_socket.c"
|
||||
*/
|
||||
|
||||
#elif defined(OS_LINUX)
|
||||
#include"platform/unix_base_allocator.c"
|
||||
#include"platform/linux_clock.c"
|
||||
/*
|
||||
#include"platform/unix_rng.c"
|
||||
#include"platform/posix_thread.c"
|
||||
#include"platform/posix_socket.c"
|
||||
*/
|
||||
#else
|
||||
#error "Unsupported platform"
|
||||
#endif
|
||||
|
||||
//---------------------------------------------------------------
|
||||
// application layer
|
||||
//---------------------------------------------------------------
|
||||
|
||||
#if defined(OS_WIN64)
|
||||
#include"win32_app.c"
|
||||
#include"win32_gl_surface.c"
|
||||
#elif defined(OS_MACOS)
|
||||
//NOTE: macos application layer is defined in milepost.m
|
||||
#else
|
||||
#error "Unsupported platform"
|
||||
#endif
|
||||
|
||||
//---------------------------------------------------------------
|
||||
// graphics/ui layer
|
||||
//---------------------------------------------------------------
|
||||
#include"graphics.c"
|
||||
//#include"ui.c"
|
||||
/************************************************************//**
|
||||
*
|
||||
* @file: milepost.c
|
||||
* @author: Martin Fouilleul
|
||||
* @date: 13/02/2021
|
||||
* @revision:
|
||||
*
|
||||
*****************************************************************/
|
||||
|
||||
//---------------------------------------------------------------
|
||||
// utilities implementations
|
||||
//---------------------------------------------------------------
|
||||
#include"util/debug_log.c"
|
||||
#include"util/memory.c"
|
||||
#include"util/strings.c"
|
||||
#include"util/utf8.c"
|
||||
#include"util/hash.c"
|
||||
#include"util/ringbuffer.c"
|
||||
|
||||
//---------------------------------------------------------------
|
||||
// platform implementations
|
||||
//---------------------------------------------------------------
|
||||
#include"platform.h"
|
||||
|
||||
#if defined(OS_WIN64)
|
||||
#include"platform/win32_base_allocator.c"
|
||||
//TODO
|
||||
#elif defined(OS_MACOS)
|
||||
#include"platform/unix_base_allocator.c"
|
||||
#include"platform/osx_clock.c"
|
||||
/*
|
||||
#include"platform/unix_rng.c"
|
||||
#include"platform/posix_thread.c"
|
||||
#include"platform/posix_socket.c"
|
||||
*/
|
||||
|
||||
#elif defined(OS_LINUX)
|
||||
#include"platform/unix_base_allocator.c"
|
||||
#include"platform/linux_clock.c"
|
||||
/*
|
||||
#include"platform/unix_rng.c"
|
||||
#include"platform/posix_thread.c"
|
||||
#include"platform/posix_socket.c"
|
||||
*/
|
||||
#else
|
||||
#error "Unsupported platform"
|
||||
#endif
|
||||
|
||||
//---------------------------------------------------------------
|
||||
// application layer
|
||||
//---------------------------------------------------------------
|
||||
|
||||
#if defined(OS_WIN64)
|
||||
#include"win32_app.c"
|
||||
// #include"win32_gl_surface.c"
|
||||
#include"win32_gles_surface.c"
|
||||
#elif defined(OS_MACOS)
|
||||
//NOTE: macos application layer is defined in milepost.m
|
||||
#else
|
||||
#error "Unsupported platform"
|
||||
#endif
|
||||
|
||||
//---------------------------------------------------------------
|
||||
// graphics/ui layer
|
||||
//---------------------------------------------------------------
|
||||
#include"graphics.c"
|
||||
//#include"ui.c"
|
||||
|
|
|
|||
102
src/milepost.h
102
src/milepost.h
|
|
@ -1,51 +1,51 @@
|
|||
/************************************************************//**
|
||||
*
|
||||
* @file: milepost.h
|
||||
* @author: Martin Fouilleul
|
||||
* @date: 13/02/2021
|
||||
* @revision:
|
||||
*
|
||||
*****************************************************************/
|
||||
#ifndef __MILEPOST_H_
|
||||
#define __MILEPOST_H_
|
||||
|
||||
//----------------------------------------------------------------
|
||||
// utility layer
|
||||
//----------------------------------------------------------------
|
||||
#include"platform.h"
|
||||
#include"typedefs.h"
|
||||
#include"macro_helpers.h"
|
||||
#include"debug_log.h"
|
||||
#include"lists.h"
|
||||
#include"memory.h"
|
||||
#include"strings.h"
|
||||
#include"utf8.h"
|
||||
#include"hash.h"
|
||||
|
||||
//----------------------------------------------------------------
|
||||
// platform layer
|
||||
//----------------------------------------------------------------
|
||||
#include"platform_clock.h"
|
||||
/*
|
||||
#include"platform_rng.h"
|
||||
#include"platform_socket.h"
|
||||
#include"platform_thread.h"
|
||||
*/
|
||||
|
||||
//----------------------------------------------------------------
|
||||
// application layer
|
||||
//----------------------------------------------------------------
|
||||
#include"mp_app.h"
|
||||
|
||||
#if defined(OS_WIN64) || defined(OS_WIN32)
|
||||
#define WIN32_GL_LOADER_API
|
||||
#include"win32_gl_loader.h"
|
||||
#endif
|
||||
|
||||
//----------------------------------------------------------------
|
||||
// graphics/ui layer
|
||||
//----------------------------------------------------------------
|
||||
#include"graphics.h"
|
||||
//#include"ui.h"
|
||||
|
||||
#endif //__MILEPOST_H_
|
||||
/************************************************************//**
|
||||
*
|
||||
* @file: milepost.h
|
||||
* @author: Martin Fouilleul
|
||||
* @date: 13/02/2021
|
||||
* @revision:
|
||||
*
|
||||
*****************************************************************/
|
||||
#ifndef __MILEPOST_H_
|
||||
#define __MILEPOST_H_
|
||||
|
||||
//----------------------------------------------------------------
|
||||
// utility layer
|
||||
//----------------------------------------------------------------
|
||||
#include"platform.h"
|
||||
#include"typedefs.h"
|
||||
#include"macro_helpers.h"
|
||||
#include"debug_log.h"
|
||||
#include"lists.h"
|
||||
#include"memory.h"
|
||||
#include"strings.h"
|
||||
#include"utf8.h"
|
||||
#include"hash.h"
|
||||
|
||||
//----------------------------------------------------------------
|
||||
// platform layer
|
||||
//----------------------------------------------------------------
|
||||
#include"platform_clock.h"
|
||||
/*
|
||||
#include"platform_rng.h"
|
||||
#include"platform_socket.h"
|
||||
#include"platform_thread.h"
|
||||
*/
|
||||
|
||||
//----------------------------------------------------------------
|
||||
// application layer
|
||||
//----------------------------------------------------------------
|
||||
#include"mp_app.h"
|
||||
|
||||
#if defined(OS_WIN64) || defined(OS_WIN32)
|
||||
#define WIN32_GL_LOADER_API
|
||||
// #include"win32_gl_loader.h"
|
||||
#endif
|
||||
|
||||
//----------------------------------------------------------------
|
||||
// graphics/ui layer
|
||||
//----------------------------------------------------------------
|
||||
#include"graphics.h"
|
||||
//#include"ui.h"
|
||||
|
||||
#endif //__MILEPOST_H_
|
||||
|
|
|
|||
|
|
@ -1,220 +1,220 @@
|
|||
/************************************************************//**
|
||||
*
|
||||
* @file: win32_gl_surface.c
|
||||
* @author: Martin Fouilleul
|
||||
* @date: 01/08/2022
|
||||
* @revision:
|
||||
*
|
||||
*****************************************************************/
|
||||
|
||||
#define WIN32_GL_LOADER_IMPL
|
||||
#include"win32_gl_loader.h"
|
||||
|
||||
#include"graphics_internal.h"
|
||||
#include"win32_app.h"
|
||||
|
||||
#define MG_IMPLEMENTS_BACKEND_GL
|
||||
|
||||
typedef struct mg_gl_surface
|
||||
{
|
||||
mg_surface_info interface;
|
||||
|
||||
HDC hDC;
|
||||
HGLRC glContext;
|
||||
|
||||
} mg_gl_surface;
|
||||
|
||||
void mg_gl_surface_destroy(mg_surface_info* interface)
|
||||
{
|
||||
mg_gl_surface* surface = (mg_gl_surface*)interface;
|
||||
//TODO
|
||||
}
|
||||
|
||||
void mg_gl_surface_prepare(mg_surface_info* interface)
|
||||
{
|
||||
mg_gl_surface* surface = (mg_gl_surface*)interface;
|
||||
|
||||
wglMakeCurrent(surface->hDC, surface->glContext);
|
||||
}
|
||||
|
||||
void mg_gl_surface_present(mg_surface_info* interface)
|
||||
{
|
||||
mg_gl_surface* surface = (mg_gl_surface*)interface;
|
||||
|
||||
SwapBuffers(surface->hDC);
|
||||
}
|
||||
|
||||
PFNWGLCHOOSEPIXELFORMATARBPROC wglChoosePixelFormatARB;
|
||||
PFNWGLCREATECONTEXTATTRIBSARBPROC wglCreateContextAttribsARB;
|
||||
PFNWGLMAKECONTEXTCURRENTARBPROC wglMakeContextCurrentARB;
|
||||
PFNWGLSWAPINTERVALEXTPROC wglSwapIntervalEXT;
|
||||
|
||||
PFNGLCREATESHADERPROC glCreateShader;
|
||||
PFNGLCREATEPROGRAMPROC glCreateProgram;
|
||||
PFNGLATTACHSHADERPROC glAttachShader;
|
||||
PFNGLCOMPILESHADERPROC glCompileShader;
|
||||
PFNGLGETSHADERIVPROC glGetShaderiv;
|
||||
PFNGLGETSHADERINFOLOGPROC glGetShaderInfoLog;
|
||||
PFNGLSHADERSOURCEPROC glShaderSource;
|
||||
PFNGLLINKPROGRAMPROC glLinkProgram;
|
||||
PFNGLGETPROGRAMIVPROC glGetProgramiv;
|
||||
PFNGLGETPROGRAMINFOLOGPROC glGetProgramInfoLog;
|
||||
PFNGLUSEPROGRAMPROC glUseProgram;
|
||||
PFNGLGENVERTEXARRAYSPROC glGenVertexArrays;
|
||||
PFNGLBINDVERTEXARRAYPROC glBindVertexArray;
|
||||
PFNGLGENBUFFERSPROC glGenBuffers;
|
||||
PFNGLBINDBUFFERPROC glBindBuffer;
|
||||
PFNGLBUFFERDATAPROC glBufferData;
|
||||
PFNGLUNIFORMMATRIX4FVPROC glUniformMatrix4fv;
|
||||
PFNGLVERTEXATTRIBPOINTERPROC glVertexAttribPointer;
|
||||
PFNGLENABLEVERTEXATTRIBARRAYPROC glEnableVertexAttribArray;
|
||||
|
||||
mg_surface mg_gl_surface_create_for_window(mp_window window)
|
||||
{
|
||||
mg_surface surfaceHandle = mg_surface_nil();
|
||||
|
||||
mp_window_data* windowData = mp_window_ptr_from_handle(window);
|
||||
if(windowData)
|
||||
{
|
||||
//NOTE: create a dummy window
|
||||
WNDCLASS windowClass = {.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC,
|
||||
.lpfnWndProc = WinProc,
|
||||
.hInstance = GetModuleHandleW(NULL),
|
||||
.lpszClassName = "HelperWindowClass",
|
||||
.hCursor = LoadCursor(0, IDC_ARROW)};
|
||||
|
||||
if(!RegisterClass(&windowClass))
|
||||
{
|
||||
//TODO: error
|
||||
goto quit;
|
||||
}
|
||||
|
||||
HWND helperWindowHandle = CreateWindow("HelperWindowClass", "Test Window",
|
||||
WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT,
|
||||
800, 600,
|
||||
0, 0, windowClass.hInstance, 0);
|
||||
|
||||
if(!helperWindowHandle)
|
||||
{
|
||||
//TODO: error
|
||||
goto quit;
|
||||
}
|
||||
|
||||
//NOTE(martin): create a dummy OpenGL context, to be able to load extensions
|
||||
HDC dummyDC = GetDC(helperWindowHandle);
|
||||
|
||||
PIXELFORMATDESCRIPTOR pixelFormatDesc =
|
||||
{
|
||||
sizeof(PIXELFORMATDESCRIPTOR),
|
||||
1,
|
||||
PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER, // Flags
|
||||
PFD_TYPE_RGBA, // The kind of framebuffer. RGBA or palette.
|
||||
32, // Colordepth of the framebuffer.
|
||||
0, 0, 0, 0, 0, 0,
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
0, 0, 0, 0,
|
||||
24, // Number of bits for the depthbuffer
|
||||
8, // Number of bits for the stencilbuffer
|
||||
0, // Number of Aux buffers in the framebuffer.
|
||||
PFD_MAIN_PLANE,
|
||||
0,
|
||||
0, 0, 0
|
||||
};
|
||||
|
||||
int pixelFormat = ChoosePixelFormat(dummyDC, &pixelFormatDesc);
|
||||
SetPixelFormat(dummyDC, pixelFormat, &pixelFormatDesc);
|
||||
|
||||
HGLRC dummyGLContext = wglCreateContext(dummyDC);
|
||||
wglMakeCurrent(dummyDC, dummyGLContext);
|
||||
|
||||
//NOTE(martin): now load extension functions
|
||||
wglChoosePixelFormatARB = (PFNWGLCHOOSEPIXELFORMATARBPROC)wglGetProcAddress("wglChoosePixelFormatARB");
|
||||
wglCreateContextAttribsARB = (PFNWGLCREATECONTEXTATTRIBSARBPROC)wglGetProcAddress("wglCreateContextAttribsARB");
|
||||
wglMakeContextCurrentARB = (PFNWGLMAKECONTEXTCURRENTARBPROC)wglGetProcAddress("wglMakeContextCurrentARB");
|
||||
wglSwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC)wglGetProcAddress("wglSwapIntervalEXT");
|
||||
|
||||
glCreateShader = (PFNGLCREATESHADERPROC)wglGetProcAddress("glCreateShader");
|
||||
glCreateProgram = (PFNGLCREATEPROGRAMPROC)wglGetProcAddress("glCreateProgram");
|
||||
glAttachShader = (PFNGLATTACHSHADERPROC)wglGetProcAddress("glAttachShader");
|
||||
glShaderSource = (PFNGLSHADERSOURCEPROC)wglGetProcAddress("glShaderSource");
|
||||
glCompileShader = (PFNGLCOMPILESHADERPROC)wglGetProcAddress("glCompileShader");
|
||||
glGetShaderiv = (PFNGLGETSHADERIVPROC)wglGetProcAddress("glGetShaderiv");
|
||||
glGetShaderInfoLog = (PFNGLGETSHADERINFOLOGPROC)wglGetProcAddress("glGetShaderInfoLog");
|
||||
glLinkProgram = (PFNGLLINKPROGRAMPROC)wglGetProcAddress("glLinkProgram");
|
||||
glGetProgramiv = (PFNGLGETPROGRAMIVPROC)wglGetProcAddress("glGetProgramiv");
|
||||
glGetProgramInfoLog = (PFNGLGETPROGRAMINFOLOGPROC)wglGetProcAddress("glGetProgramInfoLog");
|
||||
glUseProgram = (PFNGLUSEPROGRAMPROC)wglGetProcAddress("glUseProgram");
|
||||
glGenVertexArrays = (PFNGLGENVERTEXARRAYSPROC)wglGetProcAddress("glGenVertexArrays");
|
||||
glBindVertexArray = (PFNGLBINDVERTEXARRAYPROC)wglGetProcAddress("glBindVertexArray");
|
||||
glGenBuffers = (PFNGLGENBUFFERSPROC)wglGetProcAddress("glGenBuffers");
|
||||
glBindBuffer = (PFNGLBINDBUFFERPROC)wglGetProcAddress("glBindBuffer");
|
||||
glBufferData = (PFNGLBUFFERDATAPROC)wglGetProcAddress("glBufferData");
|
||||
glUniformMatrix4fv = (PFNGLUNIFORMMATRIX4FVPROC)wglGetProcAddress("glUniformMatrix4fv");
|
||||
glVertexAttribPointer = (PFNGLVERTEXATTRIBPOINTERPROC)wglGetProcAddress("glVertexAttribPointer");
|
||||
glEnableVertexAttribArray = (PFNGLENABLEVERTEXATTRIBARRAYPROC)wglGetProcAddress("glEnableVertexAttribArray");
|
||||
|
||||
//NOTE(martin): now create the true pixel format and gl context
|
||||
int pixelFormatAttrs[] = {
|
||||
WGL_DRAW_TO_WINDOW_ARB, GL_TRUE,
|
||||
WGL_SUPPORT_OPENGL_ARB, GL_TRUE,
|
||||
WGL_DOUBLE_BUFFER_ARB, GL_TRUE,
|
||||
WGL_PIXEL_TYPE_ARB, WGL_TYPE_RGBA_ARB,
|
||||
WGL_COLOR_BITS_ARB, 32,
|
||||
WGL_DEPTH_BITS_ARB, 24,
|
||||
WGL_STENCIL_BITS_ARB, 8,
|
||||
0};
|
||||
|
||||
HDC hDC = GetDC(windowData->win32.hWnd);
|
||||
u32 numFormats = 0;
|
||||
|
||||
wglChoosePixelFormatARB(hDC, pixelFormatAttrs, 0, 1, &pixelFormat, &numFormats);
|
||||
|
||||
if(!pixelFormat)
|
||||
{
|
||||
//TODO: error
|
||||
}
|
||||
SetPixelFormat(hDC, pixelFormat, &pixelFormatDesc);
|
||||
|
||||
int contextAttrs[] = {
|
||||
WGL_CONTEXT_MAJOR_VERSION_ARB, 4,
|
||||
WGL_CONTEXT_MINOR_VERSION_ARB, 3,
|
||||
0};
|
||||
|
||||
HGLRC glContext = wglCreateContextAttribsARB(hDC, dummyGLContext, contextAttrs);
|
||||
|
||||
if(!glContext)
|
||||
{
|
||||
//TODO error
|
||||
int error = GetLastError();
|
||||
printf("error: %i\n", error);
|
||||
}
|
||||
|
||||
//NOTE: destroy dummy context and dummy window
|
||||
wglMakeCurrent(hDC, 0);
|
||||
wglDeleteContext(dummyGLContext);
|
||||
DestroyWindow(helperWindowHandle);
|
||||
|
||||
//NOTE: make gl context current
|
||||
wglMakeCurrent(hDC, glContext);
|
||||
wglSwapIntervalEXT(1);
|
||||
|
||||
//TODO save important info in surface_data and return a handle
|
||||
mg_gl_surface* surface = malloc_type(mg_gl_surface);
|
||||
surface->interface.backend = MG_BACKEND_GL;
|
||||
surface->interface.destroy = mg_gl_surface_destroy;
|
||||
surface->interface.prepare = mg_gl_surface_prepare;
|
||||
surface->interface.present = mg_gl_surface_present;
|
||||
|
||||
//TODO: get/set frame/hidden
|
||||
|
||||
surface->hDC = hDC;
|
||||
surface->glContext = glContext;
|
||||
|
||||
surfaceHandle = mg_surface_alloc_handle((mg_surface_info*)surface);
|
||||
}
|
||||
|
||||
quit:;
|
||||
return(surfaceHandle);
|
||||
}
|
||||
/************************************************************//**
|
||||
*
|
||||
* @file: win32_gl_surface.c
|
||||
* @author: Martin Fouilleul
|
||||
* @date: 01/08/2022
|
||||
* @revision:
|
||||
*
|
||||
*****************************************************************/
|
||||
|
||||
#define WIN32_GL_LOADER_IMPL
|
||||
#include"win32_gl_loader.h"
|
||||
|
||||
#include"graphics_internal.h"
|
||||
#include"win32_app.h"
|
||||
|
||||
#define MG_IMPLEMENTS_BACKEND_GL
|
||||
|
||||
typedef struct mg_gl_surface
|
||||
{
|
||||
mg_surface_data interface;
|
||||
|
||||
HDC hDC;
|
||||
HGLRC glContext;
|
||||
|
||||
} mg_gl_surface;
|
||||
|
||||
void mg_gl_surface_destroy(mg_surface_data* interface)
|
||||
{
|
||||
mg_gl_surface* surface = (mg_gl_surface*)interface;
|
||||
//TODO
|
||||
}
|
||||
|
||||
void mg_gl_surface_prepare(mg_surface_data* interface)
|
||||
{
|
||||
mg_gl_surface* surface = (mg_gl_surface*)interface;
|
||||
|
||||
wglMakeCurrent(surface->hDC, surface->glContext);
|
||||
}
|
||||
|
||||
void mg_gl_surface_present(mg_surface_data* interface)
|
||||
{
|
||||
mg_gl_surface* surface = (mg_gl_surface*)interface;
|
||||
|
||||
SwapBuffers(surface->hDC);
|
||||
}
|
||||
|
||||
PFNWGLCHOOSEPIXELFORMATARBPROC wglChoosePixelFormatARB;
|
||||
PFNWGLCREATECONTEXTATTRIBSARBPROC wglCreateContextAttribsARB;
|
||||
PFNWGLMAKECONTEXTCURRENTARBPROC wglMakeContextCurrentARB;
|
||||
PFNWGLSWAPINTERVALEXTPROC wglSwapIntervalEXT;
|
||||
|
||||
PFNGLCREATESHADERPROC glCreateShader;
|
||||
PFNGLCREATEPROGRAMPROC glCreateProgram;
|
||||
PFNGLATTACHSHADERPROC glAttachShader;
|
||||
PFNGLCOMPILESHADERPROC glCompileShader;
|
||||
PFNGLGETSHADERIVPROC glGetShaderiv;
|
||||
PFNGLGETSHADERINFOLOGPROC glGetShaderInfoLog;
|
||||
PFNGLSHADERSOURCEPROC glShaderSource;
|
||||
PFNGLLINKPROGRAMPROC glLinkProgram;
|
||||
PFNGLGETPROGRAMIVPROC glGetProgramiv;
|
||||
PFNGLGETPROGRAMINFOLOGPROC glGetProgramInfoLog;
|
||||
PFNGLUSEPROGRAMPROC glUseProgram;
|
||||
PFNGLGENVERTEXARRAYSPROC glGenVertexArrays;
|
||||
PFNGLBINDVERTEXARRAYPROC glBindVertexArray;
|
||||
PFNGLGENBUFFERSPROC glGenBuffers;
|
||||
PFNGLBINDBUFFERPROC glBindBuffer;
|
||||
PFNGLBUFFERDATAPROC glBufferData;
|
||||
PFNGLUNIFORMMATRIX4FVPROC glUniformMatrix4fv;
|
||||
PFNGLVERTEXATTRIBPOINTERPROC glVertexAttribPointer;
|
||||
PFNGLENABLEVERTEXATTRIBARRAYPROC glEnableVertexAttribArray;
|
||||
|
||||
mg_surface mg_gl_surface_create_for_window(mp_window window)
|
||||
{
|
||||
mg_surface surfaceHandle = mg_surface_nil();
|
||||
|
||||
mp_window_data* windowData = mp_window_ptr_from_handle(window);
|
||||
if(windowData)
|
||||
{
|
||||
//NOTE: create a dummy window
|
||||
WNDCLASS windowClass = {.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC,
|
||||
.lpfnWndProc = WinProc,
|
||||
.hInstance = GetModuleHandleW(NULL),
|
||||
.lpszClassName = "HelperWindowClass",
|
||||
.hCursor = LoadCursor(0, IDC_ARROW)};
|
||||
|
||||
if(!RegisterClass(&windowClass))
|
||||
{
|
||||
//TODO: error
|
||||
goto quit;
|
||||
}
|
||||
|
||||
HWND helperWindowHandle = CreateWindow("HelperWindowClass", "Test Window",
|
||||
WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT,
|
||||
800, 600,
|
||||
0, 0, windowClass.hInstance, 0);
|
||||
|
||||
if(!helperWindowHandle)
|
||||
{
|
||||
//TODO: error
|
||||
goto quit;
|
||||
}
|
||||
|
||||
//NOTE(martin): create a dummy OpenGL context, to be able to load extensions
|
||||
HDC dummyDC = GetDC(helperWindowHandle);
|
||||
|
||||
PIXELFORMATDESCRIPTOR pixelFormatDesc =
|
||||
{
|
||||
sizeof(PIXELFORMATDESCRIPTOR),
|
||||
1,
|
||||
PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER, // Flags
|
||||
PFD_TYPE_RGBA, // The kind of framebuffer. RGBA or palette.
|
||||
32, // Colordepth of the framebuffer.
|
||||
0, 0, 0, 0, 0, 0,
|
||||
0,
|
||||
0,
|
||||
0,
|
||||
0, 0, 0, 0,
|
||||
24, // Number of bits for the depthbuffer
|
||||
8, // Number of bits for the stencilbuffer
|
||||
0, // Number of Aux buffers in the framebuffer.
|
||||
PFD_MAIN_PLANE,
|
||||
0,
|
||||
0, 0, 0
|
||||
};
|
||||
|
||||
int pixelFormat = ChoosePixelFormat(dummyDC, &pixelFormatDesc);
|
||||
SetPixelFormat(dummyDC, pixelFormat, &pixelFormatDesc);
|
||||
|
||||
HGLRC dummyGLContext = wglCreateContext(dummyDC);
|
||||
wglMakeCurrent(dummyDC, dummyGLContext);
|
||||
|
||||
//NOTE(martin): now load extension functions
|
||||
wglChoosePixelFormatARB = (PFNWGLCHOOSEPIXELFORMATARBPROC)wglGetProcAddress("wglChoosePixelFormatARB");
|
||||
wglCreateContextAttribsARB = (PFNWGLCREATECONTEXTATTRIBSARBPROC)wglGetProcAddress("wglCreateContextAttribsARB");
|
||||
wglMakeContextCurrentARB = (PFNWGLMAKECONTEXTCURRENTARBPROC)wglGetProcAddress("wglMakeContextCurrentARB");
|
||||
wglSwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC)wglGetProcAddress("wglSwapIntervalEXT");
|
||||
|
||||
glCreateShader = (PFNGLCREATESHADERPROC)wglGetProcAddress("glCreateShader");
|
||||
glCreateProgram = (PFNGLCREATEPROGRAMPROC)wglGetProcAddress("glCreateProgram");
|
||||
glAttachShader = (PFNGLATTACHSHADERPROC)wglGetProcAddress("glAttachShader");
|
||||
glShaderSource = (PFNGLSHADERSOURCEPROC)wglGetProcAddress("glShaderSource");
|
||||
glCompileShader = (PFNGLCOMPILESHADERPROC)wglGetProcAddress("glCompileShader");
|
||||
glGetShaderiv = (PFNGLGETSHADERIVPROC)wglGetProcAddress("glGetShaderiv");
|
||||
glGetShaderInfoLog = (PFNGLGETSHADERINFOLOGPROC)wglGetProcAddress("glGetShaderInfoLog");
|
||||
glLinkProgram = (PFNGLLINKPROGRAMPROC)wglGetProcAddress("glLinkProgram");
|
||||
glGetProgramiv = (PFNGLGETPROGRAMIVPROC)wglGetProcAddress("glGetProgramiv");
|
||||
glGetProgramInfoLog = (PFNGLGETPROGRAMINFOLOGPROC)wglGetProcAddress("glGetProgramInfoLog");
|
||||
glUseProgram = (PFNGLUSEPROGRAMPROC)wglGetProcAddress("glUseProgram");
|
||||
glGenVertexArrays = (PFNGLGENVERTEXARRAYSPROC)wglGetProcAddress("glGenVertexArrays");
|
||||
glBindVertexArray = (PFNGLBINDVERTEXARRAYPROC)wglGetProcAddress("glBindVertexArray");
|
||||
glGenBuffers = (PFNGLGENBUFFERSPROC)wglGetProcAddress("glGenBuffers");
|
||||
glBindBuffer = (PFNGLBINDBUFFERPROC)wglGetProcAddress("glBindBuffer");
|
||||
glBufferData = (PFNGLBUFFERDATAPROC)wglGetProcAddress("glBufferData");
|
||||
glUniformMatrix4fv = (PFNGLUNIFORMMATRIX4FVPROC)wglGetProcAddress("glUniformMatrix4fv");
|
||||
glVertexAttribPointer = (PFNGLVERTEXATTRIBPOINTERPROC)wglGetProcAddress("glVertexAttribPointer");
|
||||
glEnableVertexAttribArray = (PFNGLENABLEVERTEXATTRIBARRAYPROC)wglGetProcAddress("glEnableVertexAttribArray");
|
||||
|
||||
//NOTE(martin): now create the true pixel format and gl context
|
||||
int pixelFormatAttrs[] = {
|
||||
WGL_DRAW_TO_WINDOW_ARB, GL_TRUE,
|
||||
WGL_SUPPORT_OPENGL_ARB, GL_TRUE,
|
||||
WGL_DOUBLE_BUFFER_ARB, GL_TRUE,
|
||||
WGL_PIXEL_TYPE_ARB, WGL_TYPE_RGBA_ARB,
|
||||
WGL_COLOR_BITS_ARB, 32,
|
||||
WGL_DEPTH_BITS_ARB, 24,
|
||||
WGL_STENCIL_BITS_ARB, 8,
|
||||
0};
|
||||
|
||||
HDC hDC = GetDC(windowData->win32.hWnd);
|
||||
u32 numFormats = 0;
|
||||
|
||||
wglChoosePixelFormatARB(hDC, pixelFormatAttrs, 0, 1, &pixelFormat, &numFormats);
|
||||
|
||||
if(!pixelFormat)
|
||||
{
|
||||
//TODO: error
|
||||
}
|
||||
SetPixelFormat(hDC, pixelFormat, &pixelFormatDesc);
|
||||
|
||||
int contextAttrs[] = {
|
||||
WGL_CONTEXT_MAJOR_VERSION_ARB, 4,
|
||||
WGL_CONTEXT_MINOR_VERSION_ARB, 3,
|
||||
0};
|
||||
|
||||
HGLRC glContext = wglCreateContextAttribsARB(hDC, dummyGLContext, contextAttrs);
|
||||
|
||||
if(!glContext)
|
||||
{
|
||||
//TODO error
|
||||
int error = GetLastError();
|
||||
printf("error: %i\n", error);
|
||||
}
|
||||
|
||||
//NOTE: destroy dummy context and dummy window
|
||||
wglMakeCurrent(hDC, 0);
|
||||
wglDeleteContext(dummyGLContext);
|
||||
DestroyWindow(helperWindowHandle);
|
||||
|
||||
//NOTE: make gl context current
|
||||
wglMakeCurrent(hDC, glContext);
|
||||
wglSwapIntervalEXT(1);
|
||||
|
||||
//TODO save important info in surface_data and return a handle
|
||||
mg_gl_surface* surface = malloc_type(mg_gl_surface);
|
||||
surface->interface.backend = MG_BACKEND_GL;
|
||||
surface->interface.destroy = mg_gl_surface_destroy;
|
||||
surface->interface.prepare = mg_gl_surface_prepare;
|
||||
surface->interface.present = mg_gl_surface_present;
|
||||
|
||||
//TODO: get/set frame/hidden
|
||||
|
||||
surface->hDC = hDC;
|
||||
surface->glContext = glContext;
|
||||
|
||||
surfaceHandle = mg_surface_alloc_handle((mg_surface_data*)surface);
|
||||
}
|
||||
|
||||
quit:;
|
||||
return(surfaceHandle);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -0,0 +1,14 @@
|
|||
/************************************************************//**
|
||||
*
|
||||
* @file: win32_gl_surface.c
|
||||
* @author: Martin Fouilleul
|
||||
* @date: 28/01/2023
|
||||
* @revision:
|
||||
*
|
||||
*****************************************************************/
|
||||
#ifndef __WIN32_GL_SURFACE_H_
|
||||
#define __WIN32_GL_SURFACE_H_
|
||||
|
||||
mg_surface mg_gl_surface_create_for_window(mp_window window);
|
||||
|
||||
#endif // __WIN32_GL_SURFACE_H_
|
||||
|
|
@ -0,0 +1,125 @@
|
|||
/************************************************************//**
|
||||
*
|
||||
* @file: osx_gles_surface.cpp
|
||||
* @author: Martin Fouilleul
|
||||
* @date: 18/08/2022
|
||||
* @revision:
|
||||
*
|
||||
*****************************************************************/
|
||||
#include<GLES3/gl32.h>
|
||||
#define EGL_EGLEXT_PROTOTYPES
|
||||
#include<EGL/egl.h>
|
||||
#include<EGL/eglext.h>
|
||||
|
||||
#include"graphics_internal.h"
|
||||
|
||||
typedef struct mg_gles_surface
|
||||
{
|
||||
mg_surface_data interface;
|
||||
|
||||
HWND hWnd;
|
||||
|
||||
EGLDisplay eglDisplay;
|
||||
EGLConfig eglConfig;
|
||||
EGLContext eglContext;
|
||||
EGLSurface eglSurface;
|
||||
|
||||
} mg_gles_surface;
|
||||
|
||||
void mg_gles_surface_destroy(mg_surface_data* interface)
|
||||
{
|
||||
//////////////////////////////////////////////////
|
||||
//TODO
|
||||
//////////////////////////////////////////////////
|
||||
}
|
||||
|
||||
void mg_gles_surface_prepare(mg_surface_data* interface)
|
||||
{
|
||||
mg_gles_surface* surface = (mg_gles_surface*)interface;
|
||||
eglMakeCurrent(surface->eglDisplay, surface->eglSurface, surface->eglSurface, surface->eglContext);
|
||||
}
|
||||
|
||||
void mg_gles_surface_present(mg_surface_data* interface)
|
||||
{
|
||||
|
||||
//TODO: eglSwapBuffers seem to never block in macOS (ie eglSwapInterval doesn't seem to have any effect)
|
||||
// We need to use a CVDisplayLink to time this if we want surface present to block
|
||||
|
||||
mg_gles_surface* surface = (mg_gles_surface*)interface;
|
||||
eglSwapBuffers(surface->eglDisplay, surface->eglSurface);
|
||||
}
|
||||
|
||||
/*
|
||||
void mg_gles_surface_set_frame(mg_surface_data* interface, mp_rect frame);
|
||||
mp_rect mg_gles_surface_get_frame(mg_surface_data* interface);
|
||||
void mg_gles_surface_set_hidden(mg_surface_data* interface, bool hidden);
|
||||
bool mg_gles_surface_get_hidden(mg_surface_data* interface);
|
||||
*/
|
||||
|
||||
mg_surface mg_gles_surface_create_for_window(mp_window window)
|
||||
{
|
||||
mg_surface res = mg_surface_nil();
|
||||
mp_window_data* windowData = mp_window_ptr_from_handle(window);
|
||||
if(windowData)
|
||||
{
|
||||
mg_gles_surface* surface = malloc_type(mg_gles_surface);
|
||||
memset(surface, 0, sizeof(mg_gles_surface));
|
||||
|
||||
surface->interface.backend = MG_BACKEND_GLES;
|
||||
surface->interface.destroy = mg_gles_surface_destroy;
|
||||
surface->interface.prepare = mg_gles_surface_prepare;
|
||||
surface->interface.present = mg_gles_surface_present;
|
||||
/*TODO
|
||||
surface->interface.getFrame = mg_gles_surface_get_frame;
|
||||
surface->interface.setFrame = mg_gles_surface_set_frame;
|
||||
surface->interface.getHidden = mg_gles_surface_get_hidden;
|
||||
surface->interface.setHidden = mg_gles_surface_set_hidden;
|
||||
*/
|
||||
|
||||
surface->hWnd = windowData->win32.hWnd;
|
||||
|
||||
EGLAttrib displayAttribs[] = {
|
||||
EGL_PLATFORM_ANGLE_TYPE_ANGLE, EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE,
|
||||
EGL_PLATFORM_ANGLE_DEVICE_TYPE_ANGLE, EGL_PLATFORM_ANGLE_DEVICE_TYPE_HARDWARE_ANGLE,
|
||||
EGL_NONE};
|
||||
|
||||
surface->eglDisplay = eglGetPlatformDisplay(EGL_PLATFORM_ANGLE_ANGLE, (void*)EGL_DEFAULT_DISPLAY, displayAttribs);
|
||||
eglInitialize(surface->eglDisplay, NULL, NULL);
|
||||
|
||||
EGLint const configAttributes[] = {
|
||||
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
|
||||
EGL_RED_SIZE, 8,
|
||||
EGL_GREEN_SIZE, 8,
|
||||
EGL_BLUE_SIZE, 8,
|
||||
EGL_ALPHA_SIZE, 8,
|
||||
EGL_DEPTH_SIZE, 24,
|
||||
EGL_STENCIL_SIZE, 8,
|
||||
EGL_SAMPLE_BUFFERS, 0,
|
||||
EGL_SAMPLES, EGL_DONT_CARE,
|
||||
EGL_COLOR_COMPONENT_TYPE_EXT, EGL_COLOR_COMPONENT_TYPE_FIXED_EXT,
|
||||
EGL_NONE };
|
||||
|
||||
int numConfigs = 0;
|
||||
eglChooseConfig(surface->eglDisplay, configAttributes, &surface->eglConfig, 1, &numConfigs);
|
||||
|
||||
EGLint const surfaceAttributes[] = {EGL_NONE};
|
||||
surface->eglSurface = eglCreateWindowSurface(surface->eglDisplay, surface->eglConfig, surface->hWnd, surfaceAttributes);
|
||||
|
||||
eglBindAPI(EGL_OPENGL_ES_API);
|
||||
EGLint contextAttributes[] = {
|
||||
EGL_CONTEXT_MAJOR_VERSION_KHR, 3,
|
||||
EGL_CONTEXT_MINOR_VERSION_KHR, 0, //NOTE: Angle can't create a GLES 3.1 context on macOS
|
||||
EGL_CONTEXT_BIND_GENERATES_RESOURCE_CHROMIUM, EGL_TRUE,
|
||||
EGL_CONTEXT_CLIENT_ARRAYS_ENABLED_ANGLE, EGL_TRUE,
|
||||
EGL_CONTEXT_OPENGL_BACKWARDS_COMPATIBLE_ANGLE, EGL_FALSE,
|
||||
EGL_NONE};
|
||||
|
||||
surface->eglContext = eglCreateContext(surface->eglDisplay, surface->eglConfig, EGL_NO_CONTEXT, contextAttributes);
|
||||
eglMakeCurrent(surface->eglDisplay, surface->eglSurface, surface->eglSurface, surface->eglContext);
|
||||
|
||||
eglSwapInterval(surface->eglDisplay, 1);
|
||||
|
||||
res = mg_surface_alloc_handle((mg_surface_data*)surface);
|
||||
}
|
||||
return(res);
|
||||
}
|
||||
|
|
@ -0,0 +1,14 @@
|
|||
/************************************************************//**
|
||||
*
|
||||
* @file: win32_gles_surface.h
|
||||
* @author: Martin Fouilleul
|
||||
* @date: 28/01/2023
|
||||
* @revision:
|
||||
*
|
||||
*****************************************************************/
|
||||
#ifndef __WIN32_GLES_SURFACE_H_
|
||||
#define __WIN32_GLES_SURFACE_H_
|
||||
|
||||
mg_surface mg_gles_surface_create_for_window(mg_window window);
|
||||
|
||||
#endif // __WIN32_GLES_SURFACE_H_
|
||||
Loading…
Reference in New Issue