void gl_DrawScreen() {
GLuint texture;
_glClear( GL_COLOR_BUFFER_BIT );
_glGenTextures(1, &texture);
_glBindTexture( GL_TEXTURE_2D, texture );
if ((VideoMode == 0) || (VideoMode == 2) || (VideoMode == 4)) {
_glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
_glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
}
else {
_glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
_glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
}
_glTexImage2D( GL_TEXTURE_2D, 0, 3, srv_screen->w, srv_screen->h, 0, GL_BGRA, GL_UNSIGNED_BYTE, texture_buffer );
_glBegin( GL_QUADS );
_glTexCoord2i( 0, 0 );
_glVertex2i( 0, 0 );
_glTexCoord2i( 1, 0 );
_glVertex2i( screen_width, 0 );
_glTexCoord2i( 1, 1 );
_glVertex2i( screen_width, screen_height );
_glTexCoord2i( 0, 1);
_glVertex2i( 0, screen_height );
_glEnd();
_glDeleteTextures(1, &texture );
}
ULONG W3D_DrawElements(__REGA0(W3D_Context* context), __REGD0(ULONG primitive), __REGD1(ULONG type), __REGD2(ULONG count), __REGA1(void *indices)) {
UBYTE* bp;
UWORD* wp;
ULONG* lp;
unsigned int i;
LOG;
bp = NULL;
wp = NULL;
lp = NULL;
if (context->state & W3D_TEXMAPPING && context->CurrentTex[0]) bindTexture(context->CurrentTex[0]);
switch (type) {
case W3D_INDEX_UBYTE:
bp = (UBYTE*) indices;
_glBegin(primitives[primitive]);
for (i = 0; i < count; ++i) {
setColor(context, bp[i]);
setTexture(context, bp[i]);
drawV(context, bp[i]);
}
_glEnd();
break;
case W3D_INDEX_UWORD:
wp = (UWORD*) indices;
_glBegin(primitives[primitive]);
for (i = 0; i < count; ++i) {
setColor(context, wp[i]);
setTexture(context, wp[i]);
drawV(context, wp[i]);
}
_glEnd();
break;
case W3D_INDEX_ULONG:
lp = (ULONG*) indices;
_glBegin(primitives[primitive]);
for (i = 0; i < count; ++i) {
setColor(context, lp[i]);
setTexture(context, lp[i]);
drawV(context, lp[i]);
}
_glEnd();
break;
}
return W3D_SUCCESS;
}
ULONG W3D_DrawArray(__REGA0(W3D_Context* context), __REGD0(ULONG primitive), __REGD1(ULONG base), __REGD2(ULONG count)) {
unsigned int i;
LOG;
if (context->state & W3D_TEXMAPPING && context->CurrentTex[0]) bindTexture(context->CurrentTex[0]);
_glBegin(primitives[primitive]);
for (i = base; i < base + count; ++i) {
setColor(context, i);
setTexture(context, i);
drawV(context, i);
}
_glEnd();
return W3D_SUCCESS;
}