something

22 files changed, 205 insertions, 225 deletions

diff --git a/advanced_opengl/1.depth/build.sh b/advanced_opengl/1.depth/build
index 04fe803..04fe803 100755
--- a/advanced_opengl/1.depth/build.sh
+++ b/advanced_opengl/1.depth/build
diff --git a/advanced_opengl/1.depth/depth.c b/advanced_opengl/1.depth/depth.c
index 03092df..71a7ffc 100644
--- a/advanced_opengl/1.depth/depth.c
+++ b/advanced_opengl/1.depth/depth.c
@@ -8,178 +8,170 @@
 
 int main(void)
 {
-	GLFWwindow *window;
-	State state;
-	S32 width, height;
-	Input input;
-
-	if (glfwInit() == GLFW_FALSE) {
-		fprintf(stderr, "[ERROR] Failed to initialize glfw.\n");
-		return(1);
-	}
-
-	width = 1024;
-	height = 768;
-
-	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
-	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
-	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
-	window = glfwCreateWindow(width, height, "Depth testing.", 0, 0);
-	if (!window) {
-		fprintf(stderr, "[ERROR] Failed to create window.\n");
-		glfwTerminate();
-		return(1);
-	}
-
-	glfwMakeContextCurrent(window);
-
-	if (glewInit() != GLEW_OK) {
-		fprintf(stderr, "[ERROR] Failed to initialize glew.\n");
-		glfwTerminate();
-		return(1);
-	}
-
-	glEnable(GL_DEPTH_TEST);
-	glDepthFunc(GL_LESS);
-
-	U32 shader = create_shader_program("shaders/depth.vert", "shaders/depth.frag");
-	U32 marble_texture = load_texture("../../data/textures/marble.jpg");
-	U32 metal_texture = load_texture("../../data/textures/metal.png");
-
-	F32 a = 0.5f;
-	F32 vertices[] = {
-		-a, -a, -a,  0.0f, 0.0f,
-		 a, -a, -a,  1.0f, 0.0f,
-		 a,  a, -a,  1.0f, 1.0f,
-		 a,  a, -a,  1.0f, 1.0f,
-		-a,  a, -a,  0.0f, 1.0f,
-		-a, -a, -a,  0.0f, 0.0f,
-
-		-a, -a,  a,  0.0f, 0.0f,
-		 a, -a,  a,  1.0f, 0.0f,
-		 a,  a,  a,  1.0f, 1.0f,
-		 a,  a,  a,  1.0f, 1.0f,
-		-a,  a,  a,  0.0f, 1.0f,
-		-a, -a,  a,  0.0f, 0.0f,
-
-		-a,  a,  a,  1.0f, 0.0f,
-		-a,  a, -a,  1.0f, 1.0f,
-		-a, -a, -a,  0.0f, 1.0f,
-		-a, -a, -a,  0.0f, 1.0f,
-		-a, -a,  a,  0.0f, 0.0f,
-		-a,  a,  a,  1.0f, 0.0f,
-
-		 a,  a,  a,  1.0f, 0.0f,
-		 a,  a, -a,  1.0f, 1.0f,
-		 a, -a, -a,  0.0f, 1.0f,
-		 a, -a, -a,  0.0f, 1.0f,
-		 a, -a,  a,  0.0f, 0.0f,
-		 a,  a,  a,  1.0f, 0.0f,
-
-		-a, -a, -a,  0.0f, 1.0f,
-		 a, -a, -a,  1.0f, 1.0f,
-		 a, -a,  a,  1.0f, 0.0f,
-		 a, -a,  a,  1.0f, 0.0f,
-		-a, -a,  a,  0.0f, 0.0f,
-		-a, -a, -a,  0.0f, 1.0f,
-
-		-a,  a, -a,  0.0f, 1.0f,
-		 a,  a, -a,  1.0f, 1.0f,
-		 a,  a,  a,  1.0f, 0.0f,
-		 a,  a,  a,  1.0f, 0.0f,
-		-a,  a,  a,  0.0f, 0.0f,
-		-a,  a, -a,  0.0f, 1.0f
-	};
-
-	Transform cube_positions[] = {
-		transform_default(),
-		transform_make_translate(v3f(a, 0.0f, -4*a))
-	};
-
-	V3F platform_pos = v3f(10.0f, 0.2f, 10.0f);
-	V3F platform_scale = v3f(0.0f, -(a+(a*0.2f)+0.01f), 0.0f);
-	Transform platform_transform = transform_make_scale_translate(platform_pos, platform_scale);
-
-	U32 VAO, VBO;
-	glGenVertexArrays(1, &VAO);
-	glBindVertexArray(VAO);
-	glGenBuffers(1, &VBO);
-	glBindBuffer(GL_ARRAY_BUFFER, VBO);
-	glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
-	glEnableVertexAttribArray(0);
-	glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 5*sizeof(F32), (void *)0);
-	glEnableVertexAttribArray(1);
-	glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 5*sizeof(F32), (void *)(3*sizeof(F32)));
-	glBindVertexArray(0);
-
-	state.camera = (Camera) {
-		v3f(0.0f, 0.0f, 3.0f),
-		90.0f, 0.1f, 100.0f,
-		0.0f, 0.0f
-	};
-
-	F32 target_fps = 60.0f;
-	F32 target_spf = 1.0f/target_fps;
-	F32 last_time = glfwGetTime();
-
-	while (!glfwWindowShouldClose(window)) {
-		glfwPollEvents();
-
-		process_glfw_keyboard(window, &input);
-		glfwGetFramebufferSize(window, &width, &height);
-
-		/* INFO(pryazha): Update */
-		V3F target = v3f_zero();
-
-		if (key_first_press(input.exit))
-			glfwSetWindowShouldClose(window, GLFW_TRUE);
-
-		V3F dv = get_dv_camera_orbital(&input, state.camera.pos,
-					       target, state.dt, 3.0f);
-		state.camera.pos = v3f_add(state.camera.pos, dv);
-
-		input_update_last_state(&input);
-
-		/* INFO(pryazha): Render */
-		MAT4 model, view, proj;
-		view = look_at(state.camera.pos, target, v3f(0.0f, 1.0f, 0.0f));
-		/* proj = ortho(-5.0f, 5.0f, -5.0f, 5.0f, 0.1f, 100.0f); */
-		proj = perspective(state.camera.fovx, (F32)width/(F32)height,
-				   state.camera.near, state.camera.far);
-
-		glViewport(0, 0, width, height);
-		glClearColor(0.15f, 0.15f, 0.15f, 1.0f);
-		glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
-		glUseProgram(shader);
-		shader_set_mat4fv(shader, "view", view);
-		shader_set_mat4fv(shader, "proj", proj);
-		glBindTexture(GL_TEXTURE_2D, marble_texture);
-		glBindVertexArray(VAO);
-		for (S32 i = 0; i < (S32)ArrayCount(cube_positions); ++i) {
-			model = transform_apply(cube_positions[i]);
-			shader_set_mat4fv(shader, "model", model);
-			glDrawArrays(GL_TRIANGLES, 0, 36);
-		}
-		glBindTexture(GL_TEXTURE_2D, metal_texture);
-		model = transform_apply(platform_transform);
-		shader_set_mat4fv(shader, "model", model);
-		glDrawArrays(GL_TRIANGLES, 0, 36);
-		glBindVertexArray(0);
-
-		glfwSwapBuffers(window);
-
-		F32 elapsed = glfwGetTime()-last_time;
-		if (elapsed < target_spf) {
-			U32 sleep_time = (U32)(target_spf-elapsed);
-			if (sleep_time > 0)
-				sleep(sleep_time);
-		}
-		F32 current_time = glfwGetTime();
-		state.dt = current_time-last_time;
-		last_time = current_time;
-	}
-
-	glfwTerminate();
-	return(0);
+    if (glfwInit() == GLFW_FALSE) {
+        fprintf(stderr, "[ERROR] Failed to initialize glfw.\n");
+        return(1);
+    }
+
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
+    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
+    glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+    S32 width = 1024;
+    S32 height = 768;
+    GLFWwindow *window = glfwCreateWindow(width, height, "Depth testing.", 0, 0);
+    if (!window) {
+        fprintf(stderr, "[ERROR] Failed to create window.\n");
+        glfwTerminate();
+        return(1);
+    }
+
+    glfwMakeContextCurrent(window);
+
+    if (glewInit() != GLEW_OK) {
+        fprintf(stderr, "[ERROR] Failed to initialize glew.\n");
+        glfwTerminate();
+        return(1);
+    }
+
+    glEnable(GL_DEPTH_TEST);
+    glDepthFunc(GL_LESS);
+
+    U32 shader = load_shader("shaders/depth.vert", "shaders/depth.frag");
+    U32 marble_texture = load_texture("../../data/textures/marble.jpg");
+    U32 metal_texture = load_texture("../../data/textures/metal.png");
+
+    F32 a = 0.5f;
+    F32 vertices[] = {
+        -a, -a, -a,  0.0f, 0.0f,
+        a, -a, -a,  1.0f, 0.0f,
+        a,  a, -a,  1.0f, 1.0f,
+        a,  a, -a,  1.0f, 1.0f,
+        -a,  a, -a,  0.0f, 1.0f,
+        -a, -a, -a,  0.0f, 0.0f,
+
+        -a, -a,  a,  0.0f, 0.0f,
+        a, -a,  a,  1.0f, 0.0f,
+        a,  a,  a,  1.0f, 1.0f,
+        a,  a,  a,  1.0f, 1.0f,
+        -a,  a,  a,  0.0f, 1.0f,
+        -a, -a,  a,  0.0f, 0.0f,
+
+        -a,  a,  a,  1.0f, 0.0f,
+        -a,  a, -a,  1.0f, 1.0f,
+        -a, -a, -a,  0.0f, 1.0f,
+        -a, -a, -a,  0.0f, 1.0f,
+        -a, -a,  a,  0.0f, 0.0f,
+        -a,  a,  a,  1.0f, 0.0f,
+
+        a,  a,  a,  1.0f, 0.0f,
+        a,  a, -a,  1.0f, 1.0f,
+        a, -a, -a,  0.0f, 1.0f,
+        a, -a, -a,  0.0f, 1.0f,
+        a, -a,  a,  0.0f, 0.0f,
+        a,  a,  a,  1.0f, 0.0f,
+
+        -a, -a, -a,  0.0f, 1.0f,
+        a, -a, -a,  1.0f, 1.0f,
+        a, -a,  a,  1.0f, 0.0f,
+        a, -a,  a,  1.0f, 0.0f,
+        -a, -a,  a,  0.0f, 0.0f,
+        -a, -a, -a,  0.0f, 1.0f,
+
+        -a,  a, -a,  0.0f, 1.0f,
+        a,  a, -a,  1.0f, 1.0f,
+        a,  a,  a,  1.0f, 0.0f,
+        a,  a,  a,  1.0f, 0.0f,
+        -a,  a,  a,  0.0f, 0.0f,
+        -a,  a, -a,  0.0f, 1.0f
+    };
+
+    Transform cube_positions[] = {
+        transform_default(),
+        transform_make_translate(v3f(a, 0.0f, -4*a))
+    };
+
+    V3F platform_pos = v3f(10.0f, 0.2f, 10.0f);
+    V3F platform_scale = v3f(0.0f, -(a+(a*0.2f)+0.01f), 0.0f);
+    Transform platform_transform = transform_make_scale_translate(platform_pos, platform_scale);
+
+    U32 VAO, VBO;
+    glGenVertexArrays(1, &VAO);
+    glBindVertexArray(VAO);
+    glGenBuffers(1, &VBO);
+    glBindBuffer(GL_ARRAY_BUFFER, VBO);
+    glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
+    glEnableVertexAttribArray(0);
+    glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 5*sizeof(F32), (void *)0);
+    glEnableVertexAttribArray(1);
+    glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 5*sizeof(F32), (void *)(3*sizeof(F32)));
+    glBindVertexArray(0);
+
+    State state = {0};
+    Input input = {0};
+    state.camera = (Camera){v3f(0.0f, 0.0f, 3.0f), 90.0f, 0.1f, 100.0f, 0.0f, 0.0f};
+
+    F32 target_fps = 60.0f;
+    F32 target_spf = 1.0f/target_fps;
+    F32 last_time = glfwGetTime();
+
+    while (!glfwWindowShouldClose(window)) {
+        glfwPollEvents();
+
+        process_glfw_keyboard(window, &input);
+        glfwGetFramebufferSize(window, &width, &height);
+
+        /* INFO(pryazha): Update */
+        V3F target = v3f_zero();
+
+        if (key_first_press(input.exit))
+            glfwSetWindowShouldClose(window, GLFW_TRUE);
+
+        V3F dv = get_dv_camera_orbital(&input, state.camera.pos,
+                                       target, state.dt, 3.0f);
+        state.camera.pos = v3f_add(state.camera.pos, dv);
+
+        input_update_last_state(&input);
+
+        /* INFO(pryazha): Render */
+        MAT4 model, view, proj;
+        view = look_at(state.camera.pos, target, v3f(0.0f, 1.0f, 0.0f));
+        /* proj = ortho(-5.0f, 5.0f, -5.0f, 5.0f, 0.1f, 100.0f); */
+        proj = perspective(state.camera.fovx, (F32)width/(F32)height,
+                           state.camera.near, state.camera.far);
+
+        glViewport(0, 0, width, height);
+        glClearColor(0.15f, 0.15f, 0.15f, 1.0f);
+        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+        glUseProgram(shader);
+        shader_set_mat4fv(shader, "view", view);
+        shader_set_mat4fv(shader, "proj", proj);
+        glBindTexture(GL_TEXTURE_2D, marble_texture);
+        glBindVertexArray(VAO);
+        for (S32 i = 0; i < (S32)ArrayCount(cube_positions); ++i) {
+            model = transform_apply(cube_positions[i]);
+            shader_set_mat4fv(shader, "model", model);
+            glDrawArrays(GL_TRIANGLES, 0, 36);
+        }
+        glBindTexture(GL_TEXTURE_2D, metal_texture);
+        model = transform_apply(platform_transform);
+        shader_set_mat4fv(shader, "model", model);
+        glDrawArrays(GL_TRIANGLES, 0, 36);
+        glBindVertexArray(0);
+
+        glfwSwapBuffers(window);
+
+        F32 elapsed = glfwGetTime()-last_time;
+        if (elapsed < target_spf) {
+            U32 sleep_time = (U32)(target_spf-elapsed);
+            if (sleep_time > 0)
+                sleep(sleep_time);
+        }
+        F32 current_time = glfwGetTime();
+        state.dt = current_time-last_time;
+        last_time = current_time;
+    }
+
+    glfwTerminate();
+    return(0);
 }
diff --git a/advanced_opengl/10.antialiasing/anti_aliasing_msaa.c b/advanced_opengl/10.antialiasing/anti_aliasing_msaa.c
index 250ab97..07c82c7 100644
--- a/advanced_opengl/10.antialiasing/anti_aliasing_msaa.c
+++ b/advanced_opengl/10.antialiasing/anti_aliasing_msaa.c
@@ -15,7 +15,6 @@ int main(void)
 	F32 target_fps, target_spf, last_time;
 	MAT4 proj, view, model;
 	State state;
-	S32 width, height;
 	U32 color_shader;
 
 	if (glfwInit() == GLFW_FALSE) {
@@ -23,12 +22,13 @@ int main(void)
 		return(1);
 	}
 
-	width = 1024;
-	height = 768;
+	S32 width = 1024;
+	S32 height = 768;
 
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
 	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+	glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
 	glfwWindowHint(GLFW_SAMPLES, 4);
 	window = glfwCreateWindow(width, height, "Anti Aliasing (MSAA)", 0, 0);
 	if (!window) {
@@ -53,8 +53,7 @@ int main(void)
 	arena = arena_alloc(Kilobytes(4));
 
 	cube = mesh_load_obj(arena, "../../data/models/cube.obj");
-	color_shader = create_shader_program("shaders/color.vert",
-					     "shaders/color.frag");
+	color_shader = load_shader("shaders/color.vert", "shaders/color.frag");
 
 	state.camera = (Camera) {
 		v3f(0.0f, 0.0f, 3.0f),
diff --git a/advanced_opengl/10.antialiasing/anti_aliasing_offscreen.c b/advanced_opengl/10.antialiasing/anti_aliasing_offscreen.c
index 31f3cae..beb0d12 100644
--- a/advanced_opengl/10.antialiasing/anti_aliasing_offscreen.c
+++ b/advanced_opengl/10.antialiasing/anti_aliasing_offscreen.c
@@ -32,6 +32,7 @@ int main(void)
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
 	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+	glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
 	window = glfwCreateWindow(width, height, "Anti Aliasing (Off-screen)", 0, 0);
 	if (!window) {
 		fprintf(stderr, "[ERROR] Failed to create window.\n");
@@ -52,10 +53,8 @@ int main(void)
 	arena = arena_alloc(Kilobytes(4));
 
 	cube = mesh_load_obj(arena, "../../data/models/cube.obj");
-	color_shader = create_shader_program("shaders/color.vert",
-					     "shaders/color.frag");
-	screen_shader = create_shader_program("shaders/screen.vert",
-					      "shaders/screen.frag");
+	color_shader = load_shader("shaders/color.vert", "shaders/color.frag");
+	screen_shader = load_shader("shaders/screen.vert", "shaders/screen.frag");
 	glGenFramebuffers(1, &fbo);
 	glBindFramebuffer(GL_FRAMEBUFFER, fbo);
 	glGenTextures(1, &color_tex);
diff --git a/advanced_opengl/10.antialiasing/build.sh b/advanced_opengl/10.antialiasing/build
index 9d1011a..9d1011a 100755
--- a/advanced_opengl/10.antialiasing/build.sh
+++ b/advanced_opengl/10.antialiasing/build
diff --git a/advanced_opengl/2.stencil/build.sh b/advanced_opengl/2.stencil/build
index c4aa562..c4aa562 100755
--- a/advanced_opengl/2.stencil/build.sh
+++ b/advanced_opengl/2.stencil/build
diff --git a/advanced_opengl/2.stencil/stencil.c b/advanced_opengl/2.stencil/stencil.c
index 3b01f5b..924d8f6 100644
--- a/advanced_opengl/2.stencil/stencil.c
+++ b/advanced_opengl/2.stencil/stencil.c
@@ -43,8 +43,8 @@ int main(void)
 	glEnable(GL_STENCIL_TEST);
 	glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
 
-	U32 shader = create_shader_program("shaders/stencil.vert", "shaders/stencil.frag");
-	U32 outline_shader = create_shader_program("shaders/stencil.vert", "shaders/outline.frag");
+	U32 shader = load_shader("shaders/stencil.vert", "shaders/stencil.frag");
+	U32 outline_shader = load_shader("shaders/stencil.vert", "shaders/outline.frag");
 	U32 marble_texture = load_texture("../../data/textures/marble.jpg");
 	U32 metal_texture = load_texture("../../data/textures/metal.png");
 
diff --git a/advanced_opengl/3.blending/blending.c b/advanced_opengl/3.blending/blending.c
index 8142ab3..dcc189f 100644
--- a/advanced_opengl/3.blending/blending.c
+++ b/advanced_opengl/3.blending/blending.c
@@ -43,8 +43,8 @@ int main(void)
 	glEnable(GL_BLEND);
 	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 
-	U32 shader = create_shader_program("shaders/blending.vert", "shaders/blending.frag");
-	U32 grass_shader = create_shader_program("shaders/blending.vert", "shaders/grass.frag");
+	U32 shader = load_shader("shaders/blending.vert", "shaders/blending.frag");
+	U32 grass_shader = load_shader("shaders/blending.vert", "shaders/grass.frag");
 	U32 marble_texture = load_texture("../../data/textures/marble.jpg");
 	U32 metal_texture = load_texture("../../data/textures/metal.png");
 	U32 grass_texture = load_texture("../../data/textures/grass.png");
diff --git a/advanced_opengl/3.blending/build.sh b/advanced_opengl/3.blending/build
index 51f3629..51f3629 100755
--- a/advanced_opengl/3.blending/build.sh
+++ b/advanced_opengl/3.blending/build
diff --git a/advanced_opengl/4.face_culling/build.sh b/advanced_opengl/4.face_culling/build
index d67eefa..d67eefa 100755
--- a/advanced_opengl/4.face_culling/build.sh
+++ b/advanced_opengl/4.face_culling/build
diff --git a/advanced_opengl/4.face_culling/face_culling.c b/advanced_opengl/4.face_culling/face_culling.c
index c3a31c0..0e65e08 100644
--- a/advanced_opengl/4.face_culling/face_culling.c
+++ b/advanced_opengl/4.face_culling/face_culling.c
@@ -44,8 +44,7 @@ int main(void)
 	glFrontFace(GL_CW);
 	glCullFace(GL_BACK);
 
-	U32 shader = create_shader_program("shaders/face_culling.vert",
-					   "shaders/face_culling.frag");
+	U32 shader = load_shader("shaders/face_culling.vert", "shaders/face_culling.frag");
 
 	U32 grid_texture = load_texture("../../data/textures/grid.png");
 
diff --git a/advanced_opengl/5.framebuffers/build.sh b/advanced_opengl/5.framebuffers/build
index cb55ebf..cb55ebf 100755
--- a/advanced_opengl/5.framebuffers/build.sh
+++ b/advanced_opengl/5.framebuffers/build
diff --git a/advanced_opengl/5.framebuffers/framebuffers.c b/advanced_opengl/5.framebuffers/framebuffers.c
index 7948a61..67745ef 100644
--- a/advanced_opengl/5.framebuffers/framebuffers.c
+++ b/advanced_opengl/5.framebuffers/framebuffers.c
@@ -24,6 +24,7 @@ int main(void)
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
 	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+	glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
 	window = glfwCreateWindow(width, height, "Framebuffers", 0, 0);
 	if (!window) {
 		fprintf(stderr, "[ERROR] Failed to create window.\n");
@@ -39,10 +40,8 @@ int main(void)
 		return(1);
 	}
 
-	U32 screen_shader = create_shader_program("shaders/screen.vert",
-						  "shaders/screen.frag");
-	U32 cube_shader = create_shader_program("shaders/cube.vert",
-					       	"shaders/cube.frag");
+	U32 screen_shader = load_shader("shaders/screen.vert", "shaders/screen.frag");
+	U32 cube_shader = load_shader("shaders/cube.vert", "shaders/cube.frag");
 	U32 marble_texture = load_texture("../../data/textures/marble.jpg");
 	U32 metal_texture = load_texture("../../data/textures/metal.png");
 	U32 window_texture = load_texture("../../data/textures/window.png");
@@ -56,14 +55,12 @@ int main(void)
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
 	glBindTexture(GL_TEXTURE_2D, 0);
-	glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
-			       GL_TEXTURE_2D, texture_colorbuffer, 0);
+	glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture_colorbuffer, 0);
 	glGenRenderbuffers(1, &rbo);
 	glBindRenderbuffer(GL_RENDERBUFFER, rbo);
 	glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, width, height);
 	glBindRenderbuffer(GL_RENDERBUFFER, 0);
-	glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT,
-				  GL_RENDERBUFFER, rbo);
+	glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_RENDERBUFFER, rbo);
 	if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE)
 		fprintf(stderr, "[ERROR]: Framebuffer is not complete.\n");
 	glBindFramebuffer(GL_FRAMEBUFFER, 0);
@@ -120,8 +117,7 @@ int main(void)
 
 	V3F platform_pos = v3f(10.0f, 0.2f, 10.0f);
 	V3F platform_scale = v3f(0.0f, -(a+(a*0.2f)+0.01f), 0.0f);
-	Transform platform_transform = transform_make_scale_translate(platform_pos,
-								      platform_scale);
+	Transform platform_transform = transform_make_scale_translate(platform_pos, platform_scale);
 	U32 cube_vao, quad_vao, vbo;
 	glGenVertexArrays(1, &cube_vao);
 	glBindVertexArray(cube_vao);
diff --git a/advanced_opengl/6.cubemaps/build.sh b/advanced_opengl/6.cubemaps/build
index 9bda0bc..9bda0bc 100755
--- a/advanced_opengl/6.cubemaps/build.sh
+++ b/advanced_opengl/6.cubemaps/build
diff --git a/advanced_opengl/6.cubemaps/cubemaps.c b/advanced_opengl/6.cubemaps/cubemaps.c
index 32a53d1..d1088a4 100644
--- a/advanced_opengl/6.cubemaps/cubemaps.c
+++ b/advanced_opengl/6.cubemaps/cubemaps.c
@@ -24,6 +24,7 @@ int main(void)
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
 	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+	glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
 	window = glfwCreateWindow(width, height, "Cubemaps", 0, 0);
 	if (!window) {
 		fprintf(stderr, "[ERROR] Failed to create window.\n");
@@ -44,10 +45,10 @@ int main(void)
 	glEnable(GL_DEPTH_TEST);
 	glDepthFunc(GL_LEQUAL);
 
-	U32 skybox_shader = create_shader_program("shaders/skybox.vert", "shaders/skybox.frag");
-	U32 reflection_shader = create_shader_program("shaders/reflection.vert", "shaders/reflection.frag");
-	U32 refraction_shader = create_shader_program("shaders/refraction.vert", "shaders/refraction.frag");
-	U32 cube_shader = create_shader_program("shaders/cube.vert", "shaders/cube.frag");
+	U32 skybox_shader = load_shader("shaders/skybox.vert", "shaders/skybox.frag");
+	U32 reflection_shader = load_shader("shaders/reflection.vert", "shaders/reflection.frag");
+	U32 refraction_shader = load_shader("shaders/refraction.vert", "shaders/refraction.frag");
+	U32 cube_shader = load_shader("shaders/cube.vert", "shaders/cube.frag");
 	U32 grid_texture = load_texture("../../data/textures/grid.png");
 
 	const char *cube_texture_filenames[6] = {
diff --git a/advanced_opengl/7.uniform_buffer/build.sh b/advanced_opengl/7.uniform_buffer/build
index 54642df..54642df 100755
--- a/advanced_opengl/7.uniform_buffer/build.sh
+++ b/advanced_opengl/7.uniform_buffer/build
diff --git a/advanced_opengl/7.uniform_buffer/uniform_buffer.c b/advanced_opengl/7.uniform_buffer/uniform_buffer.c
index a27c115..752b171 100644
--- a/advanced_opengl/7.uniform_buffer/uniform_buffer.c
+++ b/advanced_opengl/7.uniform_buffer/uniform_buffer.c
@@ -24,6 +24,7 @@ int main(void)
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
 	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+	glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
 	window = glfwCreateWindow(width, height, "Advanced data (uniform buffer)", 0, 0);
 	if (!window) {
 		fprintf(stderr, "[ERROR] Failed to create window.\n");
@@ -44,9 +45,9 @@ int main(void)
 	glEnable(GL_DEPTH_TEST);
 	glDepthFunc(GL_LEQUAL);
 
-	U32 skybox_shader = create_shader_program("shaders/skybox.vert", "shaders/skybox.frag");
-	U32 cube_shader = create_shader_program("shaders/cube.vert", "shaders/cube.frag");
-	U32 color_cube_shader = create_shader_program("shaders/color_cube.vert", "shaders/color_cube.frag");
+	U32 skybox_shader = load_shader("shaders/skybox.vert", "shaders/skybox.frag");
+	U32 cube_shader = load_shader("shaders/cube.vert", "shaders/cube.frag");
+	U32 color_cube_shader = load_shader("shaders/color_cube.vert", "shaders/color_cube.frag");
 
 	U32 skybox_matrices = glGetUniformBlockIndex(skybox_shader, "Matrices");
 	U32 cube_matrices = glGetUniformBlockIndex(cube_shader, "Matrices");
@@ -235,12 +236,10 @@ int main(void)
 				   state.camera.near, state.camera.far);
 
 		glBindBuffer(GL_UNIFORM_BUFFER, matrices_ubo);
-		glBufferSubData(GL_UNIFORM_BUFFER, 0, sizeof(MAT4),
-			       	(const void *)&proj);
+		glBufferSubData(GL_UNIFORM_BUFFER, 0, sizeof(MAT4), (const void *)&proj);
 		glBindBuffer(GL_UNIFORM_BUFFER, 0);
 		glBindBuffer(GL_UNIFORM_BUFFER, matrices_ubo);
-		glBufferSubData(GL_UNIFORM_BUFFER, sizeof(MAT4),
-			       	sizeof(MAT4), (const void *)&view);
+		glBufferSubData(GL_UNIFORM_BUFFER, sizeof(MAT4), sizeof(MAT4), (const void *)&view);
 		glBindBuffer(GL_UNIFORM_BUFFER, 0);
 
 		glClearColor(0.15f, 0.15f, 0.15f, 1.0f);
diff --git a/advanced_opengl/8.geometry_shader/build.sh b/advanced_opengl/8.geometry_shader/build
index f3339cb..f3339cb 100755
--- a/advanced_opengl/8.geometry_shader/build.sh
+++ b/advanced_opengl/8.geometry_shader/build
diff --git a/advanced_opengl/8.geometry_shader/geometry_shader.c b/advanced_opengl/8.geometry_shader/geometry_shader.c
index f242709..03bb7b9 100644
--- a/advanced_opengl/8.geometry_shader/geometry_shader.c
+++ b/advanced_opengl/8.geometry_shader/geometry_shader.c
@@ -33,6 +33,7 @@ int main(void)
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
 	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+	glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
 	window = glfwCreateWindow(width, height, "depth testing", 0, 0);
 	if (!window) {
 		fprintf(stderr, "[ERROR] Failed to create window.\n");
@@ -50,17 +51,10 @@ int main(void)
 
 	glEnable(GL_DEPTH_TEST);
 
-	U32 shader = create_shader_program_geom("shaders/base.vert",
-						"shaders/base.frag",
-						"shaders/base.geom");
-	U32 explosion_shader = create_shader_program_geom("shaders/explosion.vert",
-							  "shaders/explosion.frag",
-							  "shaders/explosion.geom");
-	U32 normals_shader = create_shader_program_geom("shaders/normals.vert",
-							"shaders/normals.frag",
-							"shaders/normals.geom");
-	U32 basic_shader = create_shader_program("shaders/basic.vert",
-						 "shaders/basic.frag");
+	U32 shader = load_shader_geom("shaders/base.vert", "shaders/base.frag", "shaders/base.geom");
+	U32 explosion_shader = load_shader_geom("shaders/explosion.vert", "shaders/explosion.frag", "shaders/explosion.geom");
+	U32 normals_shader = load_shader_geom("shaders/normals.vert", "shaders/normals.frag", "shaders/normals.geom");
+	U32 basic_shader = load_shader("shaders/basic.vert", "shaders/basic.frag");
 
 	U32 grid_texture = load_texture("../../data/textures/grid.png");
 
diff --git a/advanced_opengl/9.instancing/build.sh b/advanced_opengl/9.instancing/build
index ebb6a01..ebb6a01 100755
--- a/advanced_opengl/9.instancing/build.sh
+++ b/advanced_opengl/9.instancing/build
diff --git a/advanced_opengl/9.instancing/instancing.c b/advanced_opengl/9.instancing/instancing.c
index e77c693..16fd373 100644
--- a/advanced_opengl/9.instancing/instancing.c
+++ b/advanced_opengl/9.instancing/instancing.c
@@ -26,6 +26,7 @@ int main(void)
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
 	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
 	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
+	glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
 	window = glfwCreateWindow(width, height, "Instancing", 0, 0);
 	if (!window) {
 		fprintf(stderr, "[ERROR] Failed to create window.\n");
@@ -44,13 +45,13 @@ int main(void)
 
 	glEnable(GL_DEPTH_TEST);
 
-	U32 instancing_uniform_array_shader = create_shader_program("shaders/instancing_uniform_array.vert",
+	U32 instancing_uniform_array_shader = load_shader("shaders/instancing_uniform_array.vert",
 								    "shaders/instancing_uniform_array.frag");
-	U32 instanced_arrays_shader = create_shader_program("shaders/instanced_arrays.vert",
+	U32 instanced_arrays_shader = load_shader("shaders/instanced_arrays.vert",
 							    "shaders/instanced_arrays.frag");
-	U32 default_shader = create_shader_program("shaders/default.vert",
+	U32 default_shader = load_shader("shaders/default.vert",
 						   "shaders/default.frag");
-	U32 instanced_shader = create_shader_program("shaders/instanced_mat4.vert",
+	U32 instanced_shader = load_shader("shaders/instanced_mat4.vert",
 						     "shaders/instanced_mat4.frag");
 
 	F32 quad_vertices[] = {
diff --git a/advanced_opengl/build.sh b/advanced_opengl/build
index 4829c7d..4829c7d 100755
--- a/advanced_opengl/build.sh
+++ b/advanced_opengl/build