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-rw-r--r--src/main.cpp111
1 files changed, 79 insertions, 32 deletions
diff --git a/src/main.cpp b/src/main.cpp
index 6f825b1..5845332 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3,6 +3,8 @@
#include "../include/RenderBackend/OpenGL/ShaderProgram.hpp"
#include "../include/RenderBackend/OpenGL/DeviceMemory.hpp"
#include "../include/RenderBackend/OpenGL/DeviceFrame.hpp"
+#include "../include/RenderBackend/OpenGL/Texture2D.hpp"
+#include "../include/Image.hpp"
#include "../include/Triangle.hpp"
#include "../include/model_loader/ObjModelLoader.hpp"
@@ -27,6 +29,29 @@ struct Userdata {
float cam_dist;
};
+static std::vector<Triangle3D> generate_sand() {
+ const int rows = 50;
+ const int columns = 50;
+ std::vector<Triangle3D> vertices(rows * columns * 2);
+ int i = 0;
+ float div = 0.3f;
+ for(int y = 0; y < rows; ++y) {
+ for(int x = 0; x < columns; ++x) {
+ vertices[i++] = {
+ Vertex3D{x * div + 0.0f, y * div + 0.0f, 0.0f},
+ Vertex3D{x * div + 1.0f * div, y * div + 0.0f, 0.0f},
+ Vertex3D{x * div + 0.0f, y * div + 1.0f * div, 0.0f}
+ };
+ vertices[i++] = {
+ Vertex3D{x * div + 1.0f * div, y * div + 0.0f, 0.0f},
+ Vertex3D{x * div + 1.0f * div, y * div + 1.0f * div, 0.0f},
+ Vertex3D{x * div + 0.0f, y * div + 1.0f * div, 0.0f}
+ };
+ }
+ }
+ return vertices;
+}
+
int main()
{
initGlfw();
@@ -38,40 +63,50 @@ int main()
DeviceFrame frame;
- std::array<Triangle3D, 2> cpuTriangle = {
- Triangle3D(
- Vertex3D(0.0f, 0.0f, 0.0f),
- Vertex3D(1.0f, 0.0f, 0.0f),
- Vertex3D(0.0f, 1.0f, 0.0f)
- ),
- Triangle3D(
- Vertex3D(1.0f, 0.0f, 0.0f),
- Vertex3D(1.0f, 1.0f, 0.0f),
- Vertex3D(0.0f, 1.0f, 0.0f)
- ),
- };
- //DataView<Triangle3D> cpuTriangles(cpuTriangle.data(), cpuTriangle.size());
+ std::vector<Triangle3D> cpu_sand = generate_sand();
+ DeviceMemory *gpuSand = frame.alloc();
+ gpuSand->copy({cpu_sand.data(), cpu_sand.size()}, DeviceMemory::StorageType::STATIC);
+
+ std::unique_ptr<Shader> sand_vertex_shader = load_shader_from_file("shaders/sand_vertex.vert", Shader::Type::VERTEX);
+ std::unique_ptr<Shader> sand_pixel_shader = load_shader_from_file("shaders/sand_fragment.frag", Shader::Type::PIXEL);
+ std::unique_ptr<ShaderProgram> sand_shader_program = build_shader_program_from_shaders({ sand_vertex_shader.get(), sand_pixel_shader.get() });
+
std::vector<Triangle3D> triangles;
- ObjModelLoader::load_from_file("/home/dec05eba/Downloads/FinalBaseMesh.obj", triangles);
- DataView<Triangle3D> cpuTriangles(triangles.data(), triangles.size());
- DeviceMemory *gpuTriangle = frame.alloc();
- gpuTriangle->copy(cpuTriangles, DeviceMemory::StorageType::STATIC);
+ std::vector<vec2f> texture_coords;
+ Image *image;
+ ObjModelLoader::load_from_file("/home/dec05eba/Downloads/ELI4OS.obj", triangles, texture_coords, &image);
+ DeviceMemory *gpuModel = frame.alloc();
+ gpuModel->copy({triangles.data(), triangles.size()}, DeviceMemory::StorageType::STATIC);
+
+ Texture2D model_texture(image);
+ DeviceMemory *model_gpu_texture = frame.alloc();
+ model_gpu_texture->copy({texture_coords.data(), texture_coords.size()}, DeviceMemory::StorageType::STATIC);
std::unique_ptr<Shader> vertex_shader = load_shader_from_file("shaders/vertex.vert", Shader::Type::VERTEX);
std::unique_ptr<Shader> pixel_shader = load_shader_from_file("shaders/fragment.frag", Shader::Type::PIXEL);
std::unique_ptr<ShaderProgram> shader_program = build_shader_program_from_shaders({ vertex_shader.get(), pixel_shader.get() });
- shader_program->set_vertex_input("position", *gpuTriangle);
-
- Result<Uniform> proj_uniform = shader_program->get_uniform_by_name("proj");
glm::mat4 proj = glm::perspective(glm::radians(75.0f), (float)window_width / (float)window_height, 0.2f, 1000.0f);
- proj_uniform->set(proj);
+ vec3f triangle_color = { 1.0f, 0.0f, 0.0f };
- Result<Uniform> triangle_color_uniform = shader_program->get_uniform_by_name("triangle_color");
- triangle_color_uniform->set(vec3f{ 1.0f, 0.0f, 0.0f });
+ Result<Uniform> sand_proj_uniform = sand_shader_program->get_uniform_by_name("proj");
+ Result<Uniform> sand_view_uniform = sand_shader_program->get_uniform_by_name("view");
+ Result<Uniform> sand_model_uniform = sand_shader_program->get_uniform_by_name("model");
+ Result<Uniform> sand_time = sand_shader_program->get_uniform_by_name("time");
+ Result<Uniform> sand_triangle_color_uniform = sand_shader_program->get_uniform_by_name("triangle_color");
+ Result<Uniform> proj_uniform = shader_program->get_uniform_by_name("proj");
Result<Uniform> view_uniform = shader_program->get_uniform_by_name("view");
Result<Uniform> model_uniform = shader_program->get_uniform_by_name("model");
+ Result<Uniform> tex_uniform = shader_program->get_uniform_by_name("tex");
+
+ sand_proj_uniform->set(proj);
+ sand_triangle_color_uniform->set(triangle_color);
+
+ proj_uniform->set(proj);
+
+ shader_program->set_input_data("texcoord_vert", *model_gpu_texture);
+ tex_uniform->set(model_texture);
Userdata userdata;
userdata.cam_dist = 3.0f;
@@ -85,7 +120,8 @@ int main()
userdata->cam_dist += yoffset;
});
- //glEnable(GL_CULL_FACE);
+ glEnable(GL_CULL_FACE);
+ float time = 0.0f;
while(!glfwWindowShouldClose(window)) {
glfwPollEvents();
if(glfwGetKey(window, GLFW_KEY_ESCAPE) == GLFW_PRESS)
@@ -94,6 +130,7 @@ int main()
auto t_now = std::chrono::high_resolution_clock::now();
float time_delta = std::chrono::duration_cast<std::chrono::duration<float>>(t_now - t_start).count();
t_start = t_now;
+ time += time_delta;
float move_speed = time_delta * 3.0f;
if(glfwGetKey(window, GLFW_KEY_W))
@@ -112,6 +149,7 @@ int main()
character_pos - glm::vec3(0.0f, 3.0f, 3.0f),
glm::vec3(0.0f, 0.0f, 1.0f)
);
+ sand_view_uniform->set(view);
view_uniform->set(view);
glm::mat4 model = glm::mat4(1.0f);
@@ -120,18 +158,32 @@ int main()
0.0f,
glm::vec3(0.0f, 0.0f, 1.0f)
);
+ sand_model_uniform->set(model);
model_uniform->set(model);
+ //printf("now: %f\n", time);
+ sand_time->set(time);
+
// Set color for clearing
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
// Do the actual screen clearing, using the color set using glClearColor
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+ //glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+
+ shader_program->set_input_data("position", *gpuModel);
frame.draw(shader_program.get());
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
+
+ sand_shader_program->set_input_data("position", *gpuSand);
+ frame.draw(sand_shader_program.get());
+
+ //glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glfwSwapBuffers(window);
}
+ delete model_gpu_texture;
+ delete image;
+ delete gpuModel;
+ delete gpuSand;
glfwTerminate();
return 0;
}
@@ -166,13 +218,8 @@ void initGlew() {
}
}
-static void error_callback(int error, const char *description) {
- fprintf(stderr, "Opengl error: %s (%d)\n", description, error);
-}
-
GLFWwindow* createWindow() {
- glfwSetErrorCallback(error_callback);
- GLFWwindow *window = glfwCreateWindow(1280, 720, "Amalgine", nullptr, nullptr);
+ GLFWwindow *window = glfwCreateWindow(1920, 1080, "Amalgine", nullptr, nullptr);
if(!window)
{
fprintf(stderr, "Failed to open GLFW window\n");
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-17 06:43:15 +0000