alecgl_old/Release/DebugRect.cpp
Alec Obradovich 03f7d95b13 fuckmess
what is this nonsense
2015-04-08 16:35:21 -05:00

107 lines
No EOL
3.3 KiB
C++

#include "DebugRect.h"
GLuint agl::DebugRect::vbuf;
GLuint agl::DebugRect::tbuf;
GLuint agl::DebugRect::vao;
GLuint agl::DebugRect::sample;
GLint agl::DebugRect::uDepthMap;
float *agl::DebugRect::vdata;
float *agl::DebugRect::tdata;
agl::ShaderProgram agl::DebugRect::sp;
agl::Texture agl::DebugRect::tx;
void agl::DebugRect::initShader() {
agl::DebugRect::vdata = new float[12];
/*agl::DebugRect::vdata[0] = 0.5;
agl::DebugRect::vdata[1] = 0.5;
agl::DebugRect::vdata[2] = 1.0;
agl::DebugRect::vdata[3] = 0.5;
agl::DebugRect::vdata[4] = 1.0;
agl::DebugRect::vdata[5] = 1.0;
agl::DebugRect::vdata[6] = 1.0;
agl::DebugRect::vdata[7] = 1.0;
agl::DebugRect::vdata[8] = 0.5;
agl::DebugRect::vdata[9] = 1.0;
agl::DebugRect::vdata[10] = 0.5;
agl::DebugRect::vdata[11] = 0.5;*/
agl::DebugRect::vdata[0] = -1.0;
agl::DebugRect::vdata[1] = -1.0;
agl::DebugRect::vdata[2] = 1.0;
agl::DebugRect::vdata[3] = -1.0;
agl::DebugRect::vdata[4] = 1.0;
agl::DebugRect::vdata[5] = 1.0;
agl::DebugRect::vdata[6] = 1.0;
agl::DebugRect::vdata[7] = 1.0;
agl::DebugRect::vdata[8] = -1.0;
agl::DebugRect::vdata[9] = 1.0;
agl::DebugRect::vdata[10] = -1.0;
agl::DebugRect::vdata[11] = -1.0;
agl::DebugRect::tdata = new float[12];
agl::DebugRect::tdata[0] = 0.0;
agl::DebugRect::tdata[1] = 0.0;
agl::DebugRect::tdata[2] = 1.0;
agl::DebugRect::tdata[3] = 0.0;
agl::DebugRect::tdata[4] = 1.0;
agl::DebugRect::tdata[5] = 1.0;
agl::DebugRect::tdata[6] = 1.0;
agl::DebugRect::tdata[7] = 1.0;
agl::DebugRect::tdata[8] = 0.0;
agl::DebugRect::tdata[9] = 1.0;
agl::DebugRect::tdata[10] = 0.0;
agl::DebugRect::tdata[11] = 0.0;
agl::DebugRect::sp = agl::ShaderProgram();
int err = agl::DebugRect::sp.initProgram(2, "dvert.vert", GL_VERTEX_SHADER,
"dfrag.frag", GL_FRAGMENT_SHADER);
if(err == -1) {
printf("%s\n", agl::DebugRect::sp.getLastError());
getchar();
return;
}
uDepthMap = sp.getVariable("depthMap");
tx = agl::Texture("gabe.png");
glGenSamplers(1, &sample);
glSamplerParameteri(sample, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glSamplerParameteri(sample, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glSamplerParameteri(sample, GL_TEXTURE_WRAP_S, GL_REPEAT);
glSamplerParameteri(sample, GL_TEXTURE_WRAP_T, GL_REPEAT);
glGenBuffers(1, &agl::DebugRect::vbuf);
glBindBuffer(GL_ARRAY_BUFFER, agl::DebugRect::vbuf);
glBufferData(GL_ARRAY_BUFFER, 12*sizeof(float), agl::DebugRect::vdata, GL_STATIC_DRAW);
glGenBuffers(1, &agl::DebugRect::tbuf);
glBindBuffer(GL_ARRAY_BUFFER, agl::DebugRect::tbuf);
glBufferData(GL_ARRAY_BUFFER, 12*sizeof(float), agl::DebugRect::tdata, GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glGenVertexArrays(1, &agl::DebugRect::vao);
glBindVertexArray(agl::DebugRect::vao);
glEnableVertexAttribArray(0);
glBindBuffer(GL_ARRAY_BUFFER, agl::DebugRect::vbuf);
glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 0, (void*)0);
glEnableVertexAttribArray(1);
glBindBuffer(GL_ARRAY_BUFFER, agl::DebugRect::tbuf);
glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 0, (void*)0);
glBindVertexArray(0);
}
void agl::DebugRect::render() {
agl::DebugRect::sp.StartProgram();
glActiveTexture(GL_TEXTURE0);
glBindSampler(0, sample);
tx.bindTexture();
glBindVertexArray(agl::DebugRect::vao);
glDrawArrays(GL_TRIANGLES, 0, 6);
glBindVertexArray(0);
agl::DebugRect::sp.EndProgram();
}