int JRenderServer::ClearVB( int vbID )
{
if (vbID < 0 || vbID >= m_VBuffers.size()) return false;
IDirect3DVertexBuffer8* pBuffer = m_VBuffers[vbID].m_pBuffer;
if (!pBuffer) return false;
BYTE* pData = NULL;
HRESULT hRes = pBuffer->Lock( 0, m_VBuffers[vbID].m_Size, &pData, D3DLOCK_DISCARD );
if (hRes != S_OK) return -1;
pBuffer->Unlock();
m_VBuffers[vbID].m_CurIteration++;
return m_VBuffers[vbID].m_CurIteration;
return -1;
} // JRenderServer::ClearVB
BYTE* JRenderServer::LockVB( int vbID, int firstByte, int numBytes )
{
if (vbID < 0 || vbID >= m_VBuffers.size()) return NULL;
DWORD flags = 0;
if (m_VBuffers[vbID].m_bDynamic) flags |= D3DLOCK_NOOVERWRITE;
BYTE* pData = NULL;
IDirect3DVertexBuffer8* pBuffer = m_VBuffers[vbID].m_pBuffer;
if (!pBuffer) return NULL;
HRESULT hRes = pBuffer->Lock( firstByte, numBytes, &pData, flags );
if (hRes != S_OK) return NULL;
m_VBuffers[vbID].m_CurLastByte = firstByte + numBytes;
return (BYTE*)pData;
} // JRenderServer::LockVB
void d3d_batch_string(int sx, int sy, char *s, int bw, int bh, float u_scale, float v_scale, uint color)
{
int spacing = 0;
int width;
int x = sx;
int y = sy;
// centered
x =(sx==0x8000) ? get_centered_x(s) : sx;
do
{
HRESULT hr;
int magic_num, magic_num2;
int len = strlen_magic(s, magic_num, magic_num2);
int new_id = -1;
if(len == 0) return;
// Set to 0 to turn off batching to gfx card memory
#if 1
// Check the string is of a valid size
if(len > MIN_STRING_LEN && len < MAX_LG_STR_LEN)
{
bool long_str = (len >= MAX_SM_STR_LEN);
int index = find_string(len, magic_num, magic_num2, sx, sy, color, long_str);
// We have found the string, render and mark as rendered
if(index != -1)
{
StringBatch *array = (long_str) ? long_str_array : small_str_array;
extern VertexTypeInfo vertex_types[D3DVT_MAX];
d3d_SetVertexShader(FONT_VTYPE);
hr = GlobalD3DVars::lpD3DDevice->SetStreamSource(
0, array[index].vbuffer, vertex_types[FONT_VTYPE].size);
Assert(SUCCEEDED(hr));
hr = GlobalD3DVars::lpD3DDevice->DrawPrimitive(
D3DPT_TRIANGLELIST, 0, array[index].char_count * 2);
// Assert(SUCCEEDED(hr));
array[index].used_this_frame = true;
return;
// Prepare to enter the string
} else {
new_id = find_free_slot(long_str);
}
}
#endif
IDirect3DVertexBuffer8 *vbuffer = NULL;
FONT_VERTEX *locked_buffer = NULL;
StringBatch *array = NULL;
if(new_id != -1) {
array = (len > MAX_SM_STR_LEN) ? long_str_array : small_str_array;
vbuffer = array[new_id].vbuffer;
hr = vbuffer->Lock(0, len * 6 * vertex_types[FONT_VTYPE].size, (BYTE **) &locked_buffer, 0);
array[new_id].used_this_frame = true;
// We can always bail out at this point
if(FAILED(hr)) {
Assert(0);
new_id = -1;
}
}
int char_count = 0;
while (*s) {
x += spacing;
while (*s== '\n' ) {
s++;
y += Current_font->h;
// centered
x =(sx==0x8000) ? get_centered_x(s) : sx;
}
if (*s == 0 ) break;
int letter = get_char_width(s[0],s[1],&width,&spacing);
s++;
//not in font, draw as space
if (letter<0) {
continue;
}
int xd, yd, xc, yc;
int wc, hc;
// Check if this character is totally clipped
if ( x + width < gr_screen.clip_left ) continue;
if ( y + Current_font->h < gr_screen.clip_top ) continue;
if ( x > gr_screen.clip_right ) continue;
if ( y > gr_screen.clip_bottom ) continue;
xd = yd = 0;
if ( x < gr_screen.clip_left ) xd = gr_screen.clip_left - x;
if ( y < gr_screen.clip_top ) yd = gr_screen.clip_top - y;
xc = x+xd;
yc = y+yd;
wc = width - xd; hc = Current_font->h - yd;
if ( xc + wc > gr_screen.clip_right ) wc = gr_screen.clip_right - xc;
if ( yc + hc > gr_screen.clip_bottom ) hc = gr_screen.clip_bottom - yc;
if ( wc < 1 ) continue;
if ( hc < 1 ) continue;
font_char *ch;
ch = &Current_font->char_data[letter];
int u = Current_font->bm_u[letter];
int v = Current_font->bm_v[letter];
if ( wc < 1 ) continue;
if ( hc < 1 ) continue;
FONT_VERTEX *src_v = NULL;
if(new_id != -1) {
src_v = &locked_buffer[char_count * 6];
} else {
src_v = &d3d_verts[char_count * 6];
}
#if 0
// Change the color this way to see which strings are being cached
uint color2 = (new_id == -1) ? color : 0xff00ff00;
// Marks the end of a batch blue
if(char_count > (MAX_STRING_LEN - 10))
color2 = 0xff0000ff;
#endif
d3d_stuff_char(src_v, xc, yc, wc, hc, u+xd, v+yd, bw, bh, u_scale, v_scale, color);
char_count++;
if(char_count >= MAX_STRING_LEN) {
// We've run out of space, we are going to have to go round again
break;
}
}
if(new_id != -1) {
vbuffer->Unlock();
if(char_count == 0) {
array[new_id].free_slot = true;
array[new_id].used_this_frame = false;
continue;
}
hr = d3d_SetVertexShader(FONT_VTYPE);
Assert(SUCCEEDED(hr));
hr = GlobalD3DVars::lpD3DDevice->SetStreamSource(0, vbuffer, vertex_types[FONT_VTYPE].size);
Assert(SUCCEEDED(hr));
hr = GlobalD3DVars::lpD3DDevice->DrawPrimitive(D3DPT_TRIANGLELIST, 0, char_count * 2);
// Assert(SUCCEEDED(hr));
// Fill in details
array[new_id].char_count = char_count;
array[new_id].color = color;
array[new_id].free_slot = false;
array[new_id].len = len;
array[new_id].magic_number = magic_num;
array[new_id].magic_number2 = magic_num2;
array[new_id].x = sx;
array[new_id].y = sy;
array[new_id].offsetx = gr_screen.offset_x;
array[new_id].offsety = gr_screen.offset_y;
array[new_id].used_this_frame = true;
} else if(char_count > 0) {
d3d_DrawPrimitive(FONT_VTYPE, D3DPT_TRIANGLELIST,(LPVOID)d3d_verts, char_count * 6);
}
} while (*s);
}