diff options
Diffstat (limited to 'gui/renderer_gles.c')
| -rw-r--r-- | gui/renderer_gles.c | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/gui/renderer_gles.c b/gui/renderer_gles.c deleted file mode 100644 index d6e217a..0000000 --- a/gui/renderer_gles.c +++ /dev/null @@ -1,92 +0,0 @@ -#include "gui/renderer.h" -#include "gui/window.h" -#include "internal/utils.h" - -#include <GLES2/gl2.h> -#include <GLES3/gl3.h> -#include <stddef.h> -#include <stdio.h> -#include <stdlib.h> - -GLuint load_shader(const char *code, uint type) { - int success; - char infoLog[512]; - GLuint shader = glCreateShader(type); - - glShaderSource(shader, 1, &code, NULL); - glCompileShader(shader); - glGetShaderiv(shader, GL_COMPILE_STATUS, &success); - - if (!success) { - glGetShaderInfoLog(shader, 512, NULL, infoLog); - printf("Shader compilation failed: %s\n", infoLog); - } - - return shader; -} - -struct ruim_rendererGLES RuimSetupGLES(void) { - int success; - char infoLog[512]; - struct ruim_rendererGLES renderer; - float vertices[] = {-0.5f, -0.5f, 0.0f, 0.5f, -0.5f, 0.0f, 0.0f, 0.5f, 0.0f}; - - GLuint vertexShdr = - load_shader("#version 300 es\n" - "layout (location = 0) in vec3 aPos;\n" - "void main()\n" - "{\n" - "gl_Position = vec4(aPos.x, aPos.y, aPos.z, 1.0);\n" - "}\0", - GL_VERTEX_SHADER); - - GLuint fragmentShdr = load_shader("#version 300 es\n" - "precision mediump float;\n" - "out vec4 FragColor;\n" - "void main()\n" - "{\n" - "FragColor = vec4(1.0, 0.5, 0.2, 1.0);\n" - "}\0", - GL_FRAGMENT_SHADER); - - glGenBuffers(1, &renderer.VBO); - glGenVertexArrays(1, &renderer.VAO); - - renderer.shaderProgram = glCreateProgram(); - glAttachShader(renderer.shaderProgram, vertexShdr); - glAttachShader(renderer.shaderProgram, fragmentShdr); - glLinkProgram(renderer.shaderProgram); - glGetProgramiv(renderer.shaderProgram, GL_LINK_STATUS, &success); - if (!success) { - glGetProgramInfoLog(renderer.shaderProgram, 512, NULL, infoLog); - printf("Program linking failed: %s\n", infoLog); - } - - glDeleteShader(vertexShdr); - glDeleteShader(fragmentShdr); - - glBindVertexArray(renderer.VAO); - - glBindBuffer(GL_ARRAY_BUFFER, renderer.VBO); - glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW); - - glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (void *)0); - glEnableVertexAttribArray(0); - - glBindVertexArray(0); - - return renderer; -} - -void RuimResizeGLES(struct ruim_rendererGLES *renderer, int width, int height) { - glViewport(0, 0, width, height); -} - -void RuimRenderGLES(struct ruim_rendererGLES *renderer) { - glClearColor(0.2f, 0.3f, 0.3f, 1.0f); - glClear(GL_COLOR_BUFFER_BIT); - - glUseProgram(renderer->shaderProgram); - glBindVertexArray(renderer->VAO); - glDrawArrays(GL_TRIANGLES, 0, 3); -} |