AstralTech/Gryphn
0
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

finish OpenGL shader creation

Browse Source
This commit is contained in:
Gregory Wells
2025-08-12 22:49:23 -04:00
parent 3f7b0737d7
commit 9d4dfd85fc
2 changed files with 28 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
projects/apis/opengl/src/shaders/opengl_shader_module.c
View File

@@ -1,7 +1,17 @@
#include "opengl_shader_module.h" #include "opengl_shader_module.h"
#include "opengl_shader_compiler.h" #include "opengl_shader_compiler.h"
#include "output_device/gryphn_output_device.h"
#include "instance/gryphn_instance.h"
#include "stdlib.h" #include "stdlib.h"
GLenum gnShaderTypeToGLEnum(gnShaderModuleStage stage) {
switch (stage) {
case GN_VERTEX_SHADER_MODULE: return GL_VERTEX_SHADER;
case GN_FRAGMENT_SHADER_MODULE: return GL_FRAGMENT_SHADER;
case GN_ALL_SHADER_MODULE: return GL_VERTEX_SHADER | GL_FRAGMENT_SHADER;
}
}
gnReturnCode openglCreateShaderModule(gnShaderModule module, gnDevice device, gnShaderModuleInfo shaderModuleInfo) { gnReturnCode openglCreateShaderModule(gnShaderModule module, gnDevice device, gnShaderModuleInfo shaderModuleInfo) {
module->shaderModule = malloc(sizeof(gnPlatformShaderModule)); module->shaderModule = malloc(sizeof(gnPlatformShaderModule));
glCompilerInfo info = { glCompilerInfo info = {
@@ -12,8 +22,25 @@ gnReturnCode openglCreateShaderModule(gnShaderModule module, gnDevice device, gn
glCompiler compiler = glCreateCompiler(&info); glCompiler compiler = glCreateCompiler(&info);
module->shaderModule->shader = glCompilerCompilerShader(compiler); module->shaderModule->shader = glCompilerCompilerShader(compiler);
glDestroyCompiler(compiler); glDestroyCompiler(compiler);
module->shaderModule->id = glCreateShader(gnShaderTypeToGLEnum(shaderModuleInfo.stage));
const char* source = module->shaderModule->shader.source;
glShaderSource(module->shaderModule->id, 1, &source, NULL);
glCompileShader(module->shaderModule->id);
GLint returnCode;
glGetShaderiv(module->shaderModule->id, GL_COMPILE_STATUS, &returnCode);
if(!returnCode) {
char infoLog[512];
glGetShaderInfoLog(module->shaderModule->id, 512, NULL, infoLog);
gnDebuggerSetErrorMessage(device->instance->debugger, (gnMessageData){
.message = gnCreateString(infoLog)
});
}
return GN_SUCCESS; return GN_SUCCESS;
} }
void openglDestroyShaderModule(gnShaderModule module) { void openglDestroyShaderModule(gnShaderModule module) {
glDeleteShader(module->shaderModule->id);
free(module->shaderModule); free(module->shaderModule);
} }

1
projects/apis/opengl/src/shaders/opengl_shader_module.h
View File

@@ -4,6 +4,7 @@
typedef struct gnPlatformShaderModule_t { typedef struct gnPlatformShaderModule_t {
glShader shader; glShader shader;
GLuint id;
} gnPlatformShaderModule; } gnPlatformShaderModule;
gnReturnCode openglCreateShaderModule(gnShaderModule module, gnDevice device, gnShaderModuleInfo shaderModuleInfo); gnReturnCode openglCreateShaderModule(gnShaderModule module, gnDevice device, gnShaderModuleInfo shaderModuleInfo);