116 lines
2.8 KiB
C++
116 lines
2.8 KiB
C++
|
#define _CRT_SECURE_NO_WARNINGS
|
||
|
|
#ifndef _DEBUG
|
||
|
|
#pragma comment( linker, "/subsystem:\"windows\" /entry:\"mainCRTStartup\"" )
|
||
|
|
#endif // DEBUG
|
||
|
|
|
||
|
|
#include <GL/glew.h>
|
||
|
|
#include <glm/gtc/matrix_transform.hpp>
|
||
|
|
|
||
|
|
#include "setup.h"
|
||
|
|
#include "callback.h"
|
||
|
|
|
||
|
|
int main(int argc, char** argv)
|
||
|
|
{
|
||
|
|
oglVariables scene;
|
||
|
|
|
||
|
|
// init everything
|
||
|
|
setupGLFW();
|
||
|
|
scene.window = createWindow();
|
||
|
|
setupGLEW();
|
||
|
|
initVariables(scene);
|
||
|
|
glBindVertexArray(scene.vertexArrayID);
|
||
|
|
|
||
|
|
// Set callback functions
|
||
|
|
glfwSetMouseButtonCallback(scene.window, mouseButton);
|
||
|
|
glfwSetCursorPosCallback(scene.window, mouseMove);
|
||
|
|
glfwSetWindowSizeCallback(scene.window, windowResize);
|
||
|
|
glfwSetScrollCallback(scene.window, mouseWheel);
|
||
|
|
glfwSetKeyCallback(scene.window, keyPress);
|
||
|
|
|
||
|
|
// set background color 0,5 0,8 1,0
|
||
|
|
glClearColor(0.0000f, 0.0000f, 0.4000f, 0.0000f);
|
||
|
|
|
||
|
|
// enable z-order
|
||
|
|
glEnable(GL_DEPTH_TEST);
|
||
|
|
glDepthFunc(GL_LESS);
|
||
|
|
glEnable(GL_CULL_FACE);
|
||
|
|
|
||
|
|
// load object to OGL
|
||
|
|
glBindBuffer(GL_ARRAY_BUFFER, scene.vertexBufferID);
|
||
|
|
glBufferData(
|
||
|
|
GL_ARRAY_BUFFER,
|
||
|
|
sizeof(scene.object.data) * scene.object.data.size(),
|
||
|
|
scene.object.data.data(),
|
||
|
|
GL_STATIC_DRAW
|
||
|
|
);
|
||
|
|
|
||
|
|
/*/ load color to OGL
|
||
|
|
glBindBuffer(GL_ARRAY_BUFFER, scene.colorBufferID);
|
||
|
|
glBufferData(
|
||
|
|
GL_ARRAY_BUFFER,
|
||
|
|
sizeof(scene.object.color) * scene.object.color.size(),
|
||
|
|
scene.object.color.data(),
|
||
|
|
GL_STATIC_DRAW
|
||
|
|
);*/
|
||
|
|
|
||
|
|
// load UV to OGL
|
||
|
|
glBindBuffer(GL_ARRAY_BUFFER, scene.uvBufferID);
|
||
|
|
glBufferData(
|
||
|
|
GL_ARRAY_BUFFER,
|
||
|
|
sizeof(scene.object.uv) * scene.object.uv.size(),
|
||
|
|
scene.object.uv.data(),
|
||
|
|
GL_STATIC_DRAW
|
||
|
|
);
|
||
|
|
|
||
|
|
// Main loop
|
||
|
|
do {
|
||
|
|
//processInteraction(scene.window);
|
||
|
|
calcMatrices(scene);
|
||
|
|
|
||
|
|
// clear the scene
|
||
|
|
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
||
|
|
|
||
|
|
// use shader prgram
|
||
|
|
glUseProgram(scene.shaderPrgmID);
|
||
|
|
|
||
|
|
// tell shader transformation
|
||
|
|
glUniformMatrix4fv(scene.matrix.id, 1, GL_FALSE, &scene.matrix.mvp[0][0]);
|
||
|
|
|
||
|
|
// bind texture in texture unit 0
|
||
|
|
glActiveTexture(GL_TEXTURE0);
|
||
|
|
glBindTexture(GL_TEXTURE_2D, scene.object.textureID);
|
||
|
|
// tell sampler to use texture unit 0
|
||
|
|
glUniform1i(scene.samplerID, 0);
|
||
|
|
|
||
|
|
// open attribute position
|
||
|
|
glEnableVertexAttribArray(0);
|
||
|
|
glBindBuffer(GL_ARRAY_BUFFER, scene.vertexBufferID);
|
||
|
|
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, 0);
|
||
|
|
|
||
|
|
/*/ open attribute color
|
||
|
|
glEnableVertexAttribArray(1);
|
||
|
|
glBindBuffer(GL_ARRAY_BUFFER, scene.colorBufferID);
|
||
|
|
glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 0, 0);*/
|
||
|
|
|
||
|
|
// open attribute uv
|
||
|
|
glEnableVertexAttribArray(1);
|
||
|
|
glBindBuffer(GL_ARRAY_BUFFER, scene.uvBufferID);
|
||
|
|
glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 0, 0);
|
||
|
|
|
||
|
|
// draw object
|
||
|
|
glDrawArrays(GL_TRIANGLES, 0, 3*12);
|
||
|
|
|
||
|
|
// close attributes
|
||
|
|
glDisableVertexAttribArray(0);
|
||
|
|
glDisableVertexAttribArray(1);
|
||
|
|
|
||
|
|
glfwSwapBuffers(scene.window);
|
||
|
|
glfwPollEvents();
|
||
|
|
}
|
||
|
|
while (!glfwWindowShouldClose(scene.window));
|
||
|
|
|
||
|
|
cleanUp(scene);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|