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64 lines
2.4 KiB
C++
64 lines
2.4 KiB
C++
// "Copyright [2023] <Krzysztof Rudnicki>"
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#ifndef ENGINE_ENGINE_DRAW_HPP_
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#define ENGINE_ENGINE_DRAW_HPP_
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#include <glad/glad.h>
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#include <GLFW/glfw3.h>
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#include <string>
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#include "./constants.hpp"
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struct offsetsStruct {
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offsetsStruct() : xOffset(0), yOffset(0), zOffset(0) {}
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float xOffset, yOffset, zOffset;
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};
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struct drawFigureReturn {
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drawFigureReturn() : success(-1), VAO(0), VBO(0), EBO(0) {}
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int success;
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unsigned int VAO;
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unsigned int VBO;
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unsigned int EBO;
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};
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drawFigureReturn drawFigure(const int whatToDraw);
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drawFigureReturn drawSquare(
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const float squareVertices[] = constants::SQUARE_VERTICES,
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const size_t squareVerticesSize = constants::SQUARE_VERTICES_SIZE,
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const unsigned int squareIndices[] = constants::SQUARE_INDICES,
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const size_t squareIndicesSize = constants::SQUARE_INDICES_SIZE,
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const char* vertexShaderSource = constants::VERTEX_SHADER_SOURCE,
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const char* fragmentShaderSource = constants::FRAGMENT_SHADER_SOURCE,
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const bool colorIncluded = false, const bool textureIncluded = false,
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const offsetsStruct offsets = offsetsStruct());
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void doDrawElements(const unsigned int shaderProgram,
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const unsigned int vertexArrayObject,
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const GLenum drawArrayMode, const GLenum drawType,
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const int numberOfElementsToDraw);
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drawFigureReturn drawTriangleClass(
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const char* vertexPath, const char* fragmentPath,
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const float triangleVertices[], const size_t triangleVerticesSize,
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const bool colorIncluded = false, const bool textureIncluded = false,
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const offsetsStruct offsets = offsetsStruct());
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void updateUniformColor(const unsigned int shaderProgram,
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const GLchar* uniformName);
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void doDrawArrays(const unsigned int shaderProgram,
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const unsigned int vertexArrayObject,
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const GLenum drawArrayMode, const int firstIndex,
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const unsigned int numberOfIndicesToBeRendered);
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drawFigureReturn drawDebilMode(
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const char* vertexPath = constants::VERTEX_SHADER_SOURCE_FILENAME,
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const char* fragmentPath = constants::FRAGMENT_SHADER_SOURCE_FILENAME,
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const float vertices[] = constants::TRIANGLE_VERTICES,
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const size_t verticesSize = constants::TRIANGLE_VERTICES_SIZE,
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const unsigned int indices[] = constants::TEXTURE_INDICES,
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const size_t indicesSize = constants::TEXTURE_INDICES_SIZE);
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#endif // ENGINE_ENGINE_DRAW_HPP_
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