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Location: alysbrooks-public/games/isometric-park-fna/FNA/lib/FNA3D/MojoShader/utils/testglcompile.c - annotation

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Commit Description:
Tweak calculations....
Commit Description:
Tweak calculations. Prevent a negative number of visitors and separate visitors from donors.
References:
r704:a2765e9341f6 m7-leisure
File last commit:
r690:61b56ab85b41 default
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FNA/lib/FNA3D/MojoShader/utils/testglcompile.c
110 lines | 3.4 KiB | text/x-c | CLexer
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alys
Upgrade FNA to 22.12...
 r690 // A simple program to see if the GL implementation will accept a shader
// generated by MojoShader, as they could also fail to compile what
// we produce.
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "SDL.h"
#include "mojoshader.h"
static void * MOJOSHADERCALL get_proc_addr(const char *fnname, void *data)
{
return SDL_GL_GetProcAddress(fnname);
}
int main(int argc, char **argv)
{
int retval = 1;
SDL_Window *sdlwindow = NULL;
MOJOSHADER_glContext *mojo = NULL;
int i;
printf("MojoShader testglcompile\n");
printf("Compiled against changeset %s\n", MOJOSHADER_CHANGESET);
printf("Linked against changeset %s\n", MOJOSHADER_changeset());
printf("\n");
if (argc <= 2)
printf("\n\nUSAGE: %s <profile> [file1] ... [fileN]\n\n", argv[0]);
else if (SDL_Init(SDL_INIT_VIDEO) == -1)
fprintf(stderr, "SDL_Init() error: %s\n", SDL_GetError());
else if (SDL_GL_LoadLibrary(NULL) == -1)
fprintf(stderr, "SDL_GL_LoadLibrary() error: %s\n", SDL_GetError());
else if ((sdlwindow = SDL_CreateWindow(argv[0], SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 640, 480, SDL_WINDOW_OPENGL)) == NULL)
fprintf(stderr, "SDL_CreateWindow() error: %s\n", SDL_GetError());
else if (SDL_GL_CreateContext(sdlwindow) == NULL)
fprintf(stderr, "SDL_GL_CreateContext() error: %s\n", SDL_GetError());
else if ((mojo = MOJOSHADER_glCreateContext(argv[1], get_proc_addr, NULL, NULL, NULL, NULL)) == NULL)
fprintf(stderr, "MOJOSHADER_glCreateContext() error: %s\n", MOJOSHADER_glGetError());
else
retval = 0;
if (retval != 0)
{
SDL_Quit();
return retval;
} // if
MOJOSHADER_glMakeContextCurrent(mojo);
for (i = 2; i < argc; i++) {
const char *fname = argv[i];
static unsigned char buffer[1024 * 512];
MOJOSHADER_glShader *shader;
MOJOSHADER_glProgram *program;
const MOJOSHADER_parseData *pd;
int isvshader;
FILE *io;
size_t br;
io = fopen(fname, "rb");
if (!io) {
fprintf(stderr, "Failed to open %s: %s\n", fname, strerror(errno));
retval = 1;
continue;
}
br = fread(buffer, 1, sizeof (buffer), io);
fclose(io);
shader = MOJOSHADER_glCompileShader(buffer, (unsigned int) br, NULL, 0, NULL, 0);
if (!shader) {
fprintf(stderr, "Compiling %s failed: %s\n", fname, MOJOSHADER_glGetError());
retval = 1;
continue;
}
shader = MOJOSHADER_glCompileShader(buffer, (unsigned int) br, NULL, 0, NULL, 0);
if (!shader) {
fprintf(stderr, "Compiling %s failed: %s\n", fname, MOJOSHADER_glGetError());
retval = 1;
continue;
}
pd = MOJOSHADER_glGetShaderParseData(shader);
isvshader = (pd->shader_type == MOJOSHADER_TYPE_VERTEX);
program = MOJOSHADER_glLinkProgram(isvshader ? shader : NULL, isvshader ? NULL : shader);
if (!program) {
fprintf(stderr, "Linking %s failed: %s\n", fname, MOJOSHADER_glGetError());
retval = 1;
MOJOSHADER_glDeleteShader(shader);
continue;
}
printf("%s: okay\n", fname);
MOJOSHADER_glDeleteProgram(program);
MOJOSHADER_glDeleteShader(shader);
}
MOJOSHADER_glDestroyContext(mojo);
SDL_Quit();
return retval;
}
// end of testglcompile.c ...