bbede61723
use "ARCH=arch_name make" restructured project folder, implementations and headers together under sources/
49 lines
1.4 KiB
C++
Executable File
49 lines
1.4 KiB
C++
Executable File
#include "Screen.h"
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extern "C" {
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#include "../GLES_3_1_compatibility.h"
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#include <glut.h>
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}
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#include <string>
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#include "../UTILS/ShaderMaker.h"
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Screen::Screen(int left, int top, int width, int height)
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: PseudoContext{ left, top, width, height }
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{
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glGenVertexArrays(1, &quadVAO);
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glBindVertexArray(quadVAO);
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glGenBuffers(1, &vertVBO);
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glBindBuffer(GL_ARRAY_BUFFER, vertVBO);
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glBufferData(GL_ARRAY_BUFFER, sizeof(quadVerts), quadVerts, GL_STATIC_DRAW);
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glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float)/**/,(void*) 0);
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glEnableVertexAttribArray(0);
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string root = "C:\\Users\\BoBoBoat\\Desktop\\SCUOLA\\CGI\\GL_STUFF\\GL_STUFF\\SOURCES\\EFFECTS\\SCREEN";
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string vertSh = root + "\\vertexShader_2.glsl";
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string fragSh = root + "\\fragmentShader_2.glsl";
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program2 = ShaderMaker::createProgram(&vertSh[0], &fragSh[0]);
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shaderTexId = glGetUniformLocation(program2, "inTex");
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}
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void Screen::setInputTexture(GLuint inputTex) {
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inputTexture = inputTex;
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}
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void Screen::draw() {
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glBindFramebuffer(GL_FRAMEBUFFER, 0);
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//glViewport(left, top, width, height);
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//gluOrtho2D(0, width, height, 0);
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glClearColor(0.0, 0.0, 0.0, 0.0);
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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glUseProgram(program2);
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glActiveTexture(GL_TEXTURE0);
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glBindTexture(GL_TEXTURE_2D, inputTexture);
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glUniform1i(shaderTexId, 0);
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glBindVertexArray(quadVAO);
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glDrawArrays(GL_TRIANGLES, 0, 6);
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glBindVertexArray(0);
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glutSwapBuffers();
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}
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