int kore(int argc, char** argv) {
Kore::System::setName("Shader");
Kore::System::setup();
Kore::WindowOptions options;
options.title = "Shader";
options.width = 1024;
options.height = 768;
options.x = 100;
options.y = 100;
options.targetDisplay = -1;
options.mode = WindowModeWindow;
options.rendererOptions.depthBufferBits = 16;
options.rendererOptions.stencilBufferBits = 8;
options.rendererOptions.textureFormat = 0;
options.rendererOptions.antialiasing = 0;
Kore::System::initWindow(options);
Kore::System::setCallback(update);
FileReader vs("shader.vert");
FileReader fs("shader.frag");
vertexShader = new Shader(vs.readAll(), vs.size(), VertexShader);
fragmentShader = new Shader(fs.readAll(), fs.size(), FragmentShader);
VertexStructure structure;
structure.add("pos", Float3VertexData);
program = new Program;
program->setVertexShader(vertexShader);
program->setFragmentShader(fragmentShader);
program->link(structure);
vertices = new VertexBuffer(3, structure);
float* v = vertices->lock();
v[0] = -1;
v[1] = -1;
v[2] = 0.5;
v[3] = 1;
v[4] = -1;
v[5] = 0.5;
v[6] = -1;
v[7] = 1;
v[8] = 0.5;
vertices->unlock();
indices = new IndexBuffer(3);
int* i = indices->lock();
i[0] = 0;
i[1] = 1;
i[2] = 2;
indices->unlock();
Kore::System::start();
return 0;
}
void Graphics2::initShaders() {
if (videoPipeline != nullptr) return;
VertexStructure structure;
structure.add("vertexPosition", Float3VertexData);
structure.add("texPosition", Float2VertexData);
structure.add("vertexColor", Float4VertexData);
FileReader fs("painter-video.frag");
FileReader vs("painter-video.vert");
Shader* fragmentShader = new Shader(fs.readAll(), fs.size(), FragmentShader);
Shader* vertexShader = new Shader(vs.readAll(), vs.size(), VertexShader);
videoPipeline = new PipelineState();
videoPipeline->setFragmentShader(fragmentShader);
videoPipeline->setVertexShader(vertexShader);
// videoPipeline->inputLayout[0] = { &structure };
// videoPipeline->compile();
videoPipeline->link(structure);
}
void initGraphics() {
FileReader vs("shader.vert");
FileReader fs("shader.frag");
vertexShader = new Shader(vs.readAll(), vs.size(), VertexShader);
fragmentShader = new Shader(fs.readAll(), fs.size(), FragmentShader);
VertexStructure structure;
structure.add("pos", Float3VertexData);
structure.add("tex", Float2VertexData);
program = new Program;
program->setVertexShader(vertexShader);
program->setFragmentShader(fragmentShader);
program->link(structure);
tex = program->getTextureUnit("tex");
texture = new Texture(width, height, Image::RGBA32, false);
image = (int*)texture->lock();
for (int y = 0; y < texture->texHeight; ++y) {
for (int x = 0; x < texture->texWidth; ++x) {
image[y * texture->texWidth + x] = 0;
}
}
texture->unlock();
// Correct for the difference between the texture's desired size and the actual power of 2 size
float xAspect = (float)texture->width / texture->texWidth;
float yAspect = (float)texture->height / texture->texHeight;
vb = new VertexBuffer(4, structure, 0);
float* v = vb->lock();
{
int i = 0;
v[i++] = -1; v[i++] = 1; v[i++] = 0.5; v[i++] = 0; v[i++] = 0;
v[i++] = 1; v[i++] = 1; v[i++] = 0.5; v[i++] = xAspect; v[i++] = 0;
v[i++] = 1; v[i++] = -1; v[i++] = 0.5; v[i++] = xAspect; v[i++] = yAspect;
v[i++] = -1; v[i++] = -1; v[i++] = 0.5; v[i++] = 0; v[i++] = yAspect;
}
vb->unlock();
ib = new IndexBuffer(6);
int* ii = ib->lock();
{
int i = 0;
ii[i++] = 0; ii[i++] = 1; ii[i++] = 3;
ii[i++] = 1; ii[i++] = 2; ii[i++] = 3;
}
ib->unlock();
}
