wireframe
This commit is contained in:
parent
c804b558b3
commit
bac3e7dc9b
|
@ -55,13 +55,14 @@ string ShaderProgram::baseName() {
|
|||
* @param vertexSource C style string with NULL termination
|
||||
* @param fragSource C style string with NULL termination
|
||||
*/
|
||||
ShaderProgram::ShaderProgram(Base base, string vertexSource,
|
||||
string fragSource) {
|
||||
ShaderProgram::ShaderProgram(Base base, string vertexSource, string fragSource,
|
||||
bool wireframe /* = false */) {
|
||||
int success;
|
||||
char infoLog[512];
|
||||
const char *vertexSource_c = vertexSource.c_str();
|
||||
const char *fragSource_c = fragSource.c_str();
|
||||
this->base = base;
|
||||
this->wireframe = wireframe;
|
||||
BOOST_LOG_TRIVIAL(info) << "With base program \"" << this->baseName() << "\"";
|
||||
// NOTE: char arrays and char pointers are not actually the same.
|
||||
// glShaderSource requires a char[] as it appears. We pass the
|
||||
|
@ -154,8 +155,9 @@ int ShaderProgram::run(GLFWwindow *window) {
|
|||
// VBOs) when it's not directly necessary.
|
||||
glBindVertexArray(0);
|
||||
|
||||
// uncomment this call to draw in wireframe polygons.
|
||||
// glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
|
||||
if (this->wireframe) {
|
||||
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
|
||||
}
|
||||
while (!glfwWindowShouldClose(window)) {
|
||||
// input
|
||||
// -----
|
||||
|
@ -168,9 +170,10 @@ int ShaderProgram::run(GLFWwindow *window) {
|
|||
|
||||
// draw our first triangle
|
||||
glUseProgram(this->program);
|
||||
glBindVertexArray(VAOTriangle); // seeing as we only have a single VAO there's no
|
||||
// need to bind it every time, but we'll do so to
|
||||
// keep things a bit more organized
|
||||
glBindVertexArray(
|
||||
VAOTriangle); // seeing as we only have a single VAO there's no
|
||||
// need to bind it every time, but we'll do so to
|
||||
// keep things a bit more organized
|
||||
glDrawArrays(GL_TRIANGLES, 0, 3);
|
||||
// glBindVertexArray(0); // no need to unbind it every time
|
||||
|
||||
|
@ -235,8 +238,9 @@ int ShaderProgram::run(GLFWwindow *window) {
|
|||
// VBOs) when it's not directly necessary.
|
||||
glBindVertexArray(0);
|
||||
|
||||
// uncomment this call to draw in wireframe polygons.
|
||||
// glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
|
||||
if (this->wireframe) {
|
||||
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
|
||||
}
|
||||
while (!glfwWindowShouldClose(window)) {
|
||||
// input
|
||||
// -----
|
||||
|
@ -277,6 +281,9 @@ int ShaderProgram::run(GLFWwindow *window) {
|
|||
{
|
||||
// use the compiled shader
|
||||
glUseProgram(this->program);
|
||||
if (this->wireframe) {
|
||||
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
|
||||
}
|
||||
while (!glfwWindowShouldClose(window)) {
|
||||
processInput(window);
|
||||
|
||||
|
|
|
@ -10,16 +10,18 @@ public:
|
|||
enum Base { Empty, Triangle, Polygons };
|
||||
std::string baseName();
|
||||
static Base baseFromName(std::string name);
|
||||
ShaderProgram(Base base, std::string vertexSource, std::string fragSource);
|
||||
int run(GLFWwindow* window);
|
||||
ShaderProgram(Base base, std::string vertexSource, std::string fragSource,
|
||||
bool wireframe = false);
|
||||
int run(GLFWwindow *window);
|
||||
|
||||
protected:
|
||||
unsigned int vertex;
|
||||
bool wireframe;
|
||||
unsigned int frag;
|
||||
Base base;
|
||||
unsigned int program;
|
||||
};
|
||||
int mainWindow(ShaderProgram* shaderProgramm, GLFWwindow* window);
|
||||
GLFWwindow* initGl();
|
||||
int mainWindow(ShaderProgram *shaderProgramm, GLFWwindow *window);
|
||||
GLFWwindow *initGl();
|
||||
void processInput(GLFWwindow *window);
|
||||
#endif
|
||||
|
|
13
src/main.cpp
13
src/main.cpp
|
@ -18,7 +18,8 @@ int main(int argc, char **argv) {
|
|||
po::options_description desc("Available options");
|
||||
desc.add_options()("help,h", "show help")("verbose,v", "more verbose output")(
|
||||
"vert", po::value<string>()->required(), "vertex shader file")(
|
||||
"frag", po::value<string>()->required(), "fragment shader file")(
|
||||
"frag", po::value<string>()->required(),
|
||||
"fragment shader file")("wire,w", "activate wireframe mode")(
|
||||
"base,b", po::value<string>()->required(), "base program");
|
||||
|
||||
/* unused for now */
|
||||
|
@ -82,11 +83,11 @@ int main(int argc, char **argv) {
|
|||
string buf;
|
||||
string vert;
|
||||
string frag;
|
||||
while(!fvert.eof()) {
|
||||
while (!fvert.eof()) {
|
||||
getline(fvert, buf);
|
||||
vert.append(buf + "\n");
|
||||
}
|
||||
while(!ffrag.eof()) {
|
||||
while (!ffrag.eof()) {
|
||||
getline(ffrag, buf);
|
||||
frag.append(buf + "\n");
|
||||
}
|
||||
|
@ -104,7 +105,7 @@ int main(int argc, char **argv) {
|
|||
BOOST_LOG_TRIVIAL(trace) << "Creating ShaderProgram";
|
||||
|
||||
// TODO: determinde ShaderProgram::Base with a CLI arg
|
||||
ShaderProgram shaderProgram(base, vert, frag);
|
||||
ShaderProgram shaderProgram(base, vert, frag, !vm["wire"].empty());
|
||||
|
||||
/* Run our main program */
|
||||
BOOST_LOG_TRIVIAL(trace) << "Starting mainWindow";
|
||||
|
@ -117,7 +118,8 @@ int main(int argc, char **argv) {
|
|||
void help(char *prog, po::options_description desc) {
|
||||
cout << "Usage:" << endl
|
||||
<< prog
|
||||
<< " [-vh] [--vert] shaders/vertex.glsl [--frag] shaders/fragment.glsl"
|
||||
<< " [-vwh] \\\n\t--vert shaders/vertex.glsl \\\n\t--frag "
|
||||
"shaders/fragment.glsl \\\n\t--base BASE_PROGRAM"
|
||||
<< endl
|
||||
<< endl
|
||||
<< "return values:" << endl
|
||||
|
@ -132,6 +134,7 @@ void help(char *prog, po::options_description desc) {
|
|||
<< "base programs:" << endl
|
||||
<< "Empty\t\t-\tEmpty window with colored background" << endl
|
||||
<< "Triangle\t-\tA static Triangle" << endl
|
||||
<< "Polygons\t-\tA small amount of polygons" << endl
|
||||
<< endl
|
||||
<< endl
|
||||
<< desc << endl;
|
||||
|
|
Loading…
Reference in New Issue