97 lines
2.0 KiB
C
97 lines
2.0 KiB
C
// StgShqrpGraphic.cpp : 定义 DLL 的导出函数。
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//
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#include "./include/ssgc_framework.h"
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#include "./include/glad_gl.h"
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#include "./include/glfw3.h"
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#include "./include/StgSharpC.h"
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#include <stdio.h>
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GladGLContext* currentContext;
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extern char* infolog[512] = { 0 };
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void printShaderCode(char* const* code)
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{
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printf(*code);
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}
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SSCAPI GladGLContext* SSCDECL createGLcontext(GLADloadfunc loader)
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{
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GladGLContext* context = malloc(sizeof(GladGLContext));
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int success = gladLoadGLContext(context, loader);
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if (!success)
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{
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free(context);
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return 0;
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}
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return context;
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}
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SSCAPI void _cdecl initGL(int majorVersion, int minorVersion)
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{
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glfwInit();
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glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, majorVersion);
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glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, minorVersion);
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glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
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#ifdef __APPLE__
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glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
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#endif
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}
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SSCAPI unsigned int loadShaderCode(char* const shaderCode, GLint shadertype)
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{
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unsigned int shader = currentContext->CreateShader(shadertype);
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currentContext->ShaderSource(shader, 1, &shaderCode, NULL);
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currentContext->CompileShader(shader);
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int success;
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currentContext->GetShaderiv(shader, GL_COMPILE_STATUS, &success);
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if (!success)
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{
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currentContext->GetShaderInfoLog(shader, 512, NULL, infolog);
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return 0;
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}
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else
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{
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return shader;
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}
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}
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SSCAPI unsigned int linkShaderProgram(GLuint shaderProgram)
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{
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currentContext->LinkProgram(shaderProgram);
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int success;
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currentContext->GetProgramiv(shaderProgram, GL_LINK_STATUS, &success);
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if (!success)
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{
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currentContext->GetProgramInfoLog(shaderProgram, 512, NULL, infolog);
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return 0;
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}
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else
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{
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return shaderProgram;
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}
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}
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char* _cdecl readLog()
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{
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infolog[511] = '\0';
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return &infolog;
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}
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SSCAPI void _cdecl setCurrentGLContext(GladGLContext* contextPtr)
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{
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currentContext = contextPtr;
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}
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