117 lines
No EOL
2.7 KiB
C++
117 lines
No EOL
2.7 KiB
C++
/**
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* paradiso - Paradigmen der Softwareentwicklung
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*
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* (c) Copyright 2023 Hartmut Seichter
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*
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*/
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#include <paradiso/bitmap.hpp>
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#include <paradiso/context.hpp>
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#include <paradiso/geometry.hpp>
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#include <paradiso/renderer.hpp>
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#include <paradiso/shader.hpp>
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#include <paradiso/sprite.hpp>
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#include <paradiso/window.hpp>
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#include <iomanip>
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#include <iostream>
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void setup_shaders(paradiso::Shader& shader) {
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const auto unlit_v = R"(
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#version 330 core
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layout (location = 0) in vec3 vertices;
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layout (location = 1) in vec3 normals;
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layout (location = 2) in vec2 texture_coords;
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// uniform mat4 model;
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// uniform mat4 view;
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// uniform mat4 projection;
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out vec2 tex_c;
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void main() {
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tex_c = texture_coords;
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// gl_Position = projection * view * model * vec4(vertices, 1.0);
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gl_Position = vec4(vertices, 1.0);
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}
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)";
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const auto unlit_f = R"(
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#version 330 core
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uniform vec4 color = vec4(1.0, 0.0, 0.0, 1.0);
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uniform sampler2D tex_color;
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in vec2 tex_c;
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out vec4 frag_color;
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void main() {
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frag_color = texture(tex_color,tex_c); // * color;
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})";
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shader.set_source(paradiso::Shader::Type::Vertex, unlit_v);
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shader.set_source(paradiso::Shader::Type::Fragment, unlit_f);
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shader.build();
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}
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auto main() -> int {
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auto checker_board = paradiso::Bitmap::empty(paradiso::Size{4, 4});
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auto checker_board_2 = paradiso::Bitmap::from_data(
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paradiso::Size{2, 2}, paradiso::RGBA::from_rgb(0x00, 0xFF, 0x00),
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paradiso::RGBA::from_rgb(0x00, 0xFF, 0x00),
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paradiso::RGBA::from_rgb(0x00, 0xFF, 0x00),
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paradiso::RGBA::from_rgb(0x00, 0xFF, 0x00));
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auto window = paradiso::Window();
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window.set_size(paradiso::Size{.width = 1280, .height = 720})
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.set_position(paradiso::Point{.x = 100, .y = 100})
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.set_title("PardiSO")
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.set_visible(true);
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auto ctx = paradiso::Context{};
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auto sprite = paradiso::Sprite{
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//
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};
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auto renderer = paradiso::Renderer{};
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auto shader = paradiso::Shader{};
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setup_shaders(shader);
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uint8_t green_slider = 0x00;
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bool want_close{false};
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int frame_counter = 10;
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window.set_keyboardcallback(
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[&](auto& w, int key, int scancode, int action, int mods) {
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if (key == 'Q' || key == 256)
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want_close = true;
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else if (key == 'A' ) {
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green_slider += 10;
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}
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});
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while (window.update([&](auto& w) -> bool {
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ctx.set_clearcolor(paradiso::RGBA::from_rgb(0xFF, green_slider, 0x00));
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ctx.set_viewport(paradiso::Rectangle{
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.size = w.client_size()
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});
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ctx.clear();
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renderer.draw(sprite, shader);
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return !want_close;
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})) {
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};
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return 0;
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} |