Files
stgsharp/内核源代码/StgSharp.C/StgSharpC.c
T

75 lines
2.1 KiB
C

#include "StgSharpC.h"
#include "gl.h"
#include "glfw3.h"
#include <stdio.h>
GladGLContext *currentContext;
extern char infolog[512] = { 0 };
SSCAPI int SSCDECL glCheckShaderStat(GladGLContext *context, uint64_t shaderHandle, int key,
char **logRef)
{
int stat = 0;
context->GetShaderiv(shaderHandle, key, &stat);
if (!stat) {
context->GetShaderInfoLog(shaderHandle, 512, NULL, infolog);
}
*logRef = infolog;
return stat;
}
SSCAPI void SSCDECL initGL(int majorVersion, int minorVersion)
{
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, majorVersion);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, minorVersion);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
glfwWindowHint(GLFW_RESIZABLE, GLFW_TRUE);
}
SSCAPI GLFWglproc SSCDECL loadGlfuncDefault(char *procName)
{
void *ret = glfwGetProcAddress(procName);
// printf("%llu\n", (uint64_t)ret);
if (ret = NULL) {
*infolog = "Failed to load OpenGL api:";
for (size_t i = 0; i < sizeof(procName); i++) {
infolog[30 + i] = procName[i];
}
printf("%s\n", infolog);
}
return (GLFWglproc)ret;
}
SSCAPI unsigned int linkShaderProgram(GladGLContext *context, GLuint shaderProgram)
{
context->LinkProgram(shaderProgram);
int success;
context->GetProgramiv(shaderProgram, GL_LINK_STATUS, &success);
if (!success) {
context->GetProgramInfoLog(shaderProgram, 512, NULL, infolog);
return 0;
} else {
return shaderProgram;
}
}
SSCAPI void SSCDECL loadImageData(char *location, Image *out, imageLoader loader)
{
if (loader == NULL) {
loader = stbi_load;
}
out->pixelPtr = loader(location, &(out->width), &(out->height), &(out->channel), 0);
}
SSCAPI void SSCDECL unloadImageData(Image *out)
{
free(out->pixelPtr);
}
char *_cdecl readLog()
{
infolog[511] = '\0';
return &infolog;
}