void ourInit(
int Width,
int Height
)
{
ourBuildTextures();
// Color to clear color buffer to.
glClearColor(0.1f, 0.1f, 0.1f, 0.0f);
// Depth to clear depth buffer to; type of test.
glClearDepth(1.0);
glDepthFunc(GL_LESS);
// Enables Smooth Color Shading; try GL_FLAT for (lack of) fun.
glShadeModel(GL_SMOOTH);
// Load up the correct perspective matrix; using a callback directly.
cbResizeScene(Width,Height);
// Set up a light, turn it on.
glLightfv(GL_LIGHT1, GL_POSITION, Light_Position);
glLightfv(GL_LIGHT1, GL_AMBIENT, Light_Ambient);
glLightfv(GL_LIGHT1, GL_DIFFUSE, Light_Diffuse);
glEnable (GL_LIGHT1);
// A handy trick -- have surface material mirror the color.
glColorMaterial(GL_FRONT_AND_BACK,GL_AMBIENT_AND_DIFFUSE);
glEnable(GL_COLOR_MATERIAL);
}
// Does everything needed before losing control to the main
// OpenGL event loop.
void ourInit(int Width, int Height)
{
int n,i;
struct jpeg_decompress_struct cinfo;
struct jpeg_error_mgr jerr;
JSAMPROW row_pointer[1];
unsigned long location = 0;
cinfo.err = jpeg_std_error(&jerr);
jpeg_create_decompress(&cinfo);
for (n = 0; n<NUM_PIC; n++)
{
jpeg_stdio_src(&cinfo, fd[n]);
jpeg_read_header(&cinfo, 0);
cinfo.scale_num = 1;
cinfo.scale_denom = SCALE;
jpeg_start_decompress(&cinfo);
wid[n] = cinfo.output_width;
hei[n] = cinfo.output_height;
dep[n] = cinfo.num_components; //should always be 3
image[n] = (unsigned char *) malloc(wid[n] * hei[n] * dep[n]);
row_pointer[0] = (unsigned char *) malloc(wid[n] * dep[n]);
/* read one scan line at a time */
while( cinfo.output_scanline < cinfo.output_height )
{
jpeg_read_scanlines( &cinfo, row_pointer, 1 );
for( i=0; i< (wid[n] * dep[n]); i++)
image[n][location++] = row_pointer[0][i];
}
location = 0;
fclose(fd[n]);
jpeg_finish_decompress(&cinfo);
}
jpeg_destroy_decompress(&cinfo);
ourBuildTextures();
// Color to clear color buffer to.
glClearColor(0.1f, 0.1f, 0.1f, 0.0f);
// Depth to clear depth buffer to; type of test.
glClearDepth(1.0);
glDepthFunc(GL_LESS);
// Enables Smooth Color Shading; try GL_FLAT for (lack of) fun.
glShadeModel(GL_SMOOTH);
// Load up the correct perspective matrix; using a callback directly.
cbResizeScene(Width,Height);
// Set up a light, turn it on.
glLightfv(GL_LIGHT1, GL_POSITION, Light_Position);
glLightfv(GL_LIGHT1, GL_AMBIENT, Light_Ambient);
glLightfv(GL_LIGHT1, GL_DIFFUSE, Light_Diffuse);
glEnable (GL_LIGHT1);
// A handy trick -- have surface material mirror the color.
glColorMaterial(GL_FRONT_AND_BACK,GL_AMBIENT_AND_DIFFUSE);
glEnable(GL_COLOR_MATERIAL);
}
void ourInit(int Width, int Height)
{
int n,i,j;
loadOffsets();
struct jpeg_decompress_struct cinfo;
struct jpeg_error_mgr jerr;
JSAMPROW row_pointer[1];
unsigned long location = 0;
cinfo.err = jpeg_std_error(&jerr);
jpeg_create_decompress(&cinfo);
for (i = 0; i<2; i++)
for (n = 0; n<NUM_PIC[i]; n++)
{
jpeg_stdio_src(&cinfo, fd[i][n]);
jpeg_read_header(&cinfo, 0);
cinfo.scale_num = 1;
cinfo.scale_denom = SCALE;
jpeg_start_decompress(&cinfo);
wid[i][n] = cinfo.output_width;
hei[i][n] = cinfo.output_height;
dep[i][n] = cinfo.num_components; //should always be 3
image[i][n] = (unsigned char *) malloc(wid[i][n] * hei[i][n] * dep[i][n]);
row_pointer[0] = (unsigned char *) malloc(wid[i][n] * dep[i][n]);
/* read one scan line at a time */
while( cinfo.output_scanline < cinfo.output_height )
{
jpeg_read_scanlines( &cinfo, row_pointer, 1 );
for( j=0; j< (wid[i][n] * dep[i][n]); j++)
image[i][n][location++] = row_pointer[0][j];
}
location = 0;
fclose(fd[i][n]);
jpeg_finish_decompress(&cinfo);
}
jpeg_destroy_decompress(&cinfo);
ourBuildTextures();
// Color to clear color buffer to.
glClearColor(0.1f, 0.1f, 0.1f, 0.0f);
// Depth to clear depth buffer to; type of test.
glClearDepth(1.0);
glDepthFunc(GL_LESS);
// Enables Smooth Color Shading; try GL_FLAT for (lack of) fun.
glShadeModel(GL_SMOOTH);
// Load up the correct perspective matrix; using a callback directly.
cbResizeScene(Width,Height);
// Set up a light, turn it on.
glLightfv(GL_LIGHT1, GL_POSITION, Light_Position);
glLightfv(GL_LIGHT1, GL_AMBIENT, Light_Ambient);
// glLightfv(GL_LIGHT1, GL_DIFFUSE, Light_Diffuse);
glEnable (GL_LIGHT1);
// A handy trick -- have surface material mirror the color.
glColorMaterial(GL_FRONT_AND_BACK,GL_AMBIENT_AND_DIFFUSE);
glEnable(GL_COLOR_MATERIAL);
glutSetCursor(GLUT_CURSOR_NONE);
glEnable(GL_TEXTURE_RECTANGLE_ARB);
glDisable(GL_LIGHTING);
glEnable(GL_LIGHTING);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
// If we're blending, we don't want z-buffering.
glDisable(GL_DEPTH_TEST);
glEnable(GL_BLEND);
glTexParameterf(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,
GL_NEAREST_MIPMAP_NEAREST);
glTexParameterf(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
}
