index 3ce6890983813bc23af01d68666943658a6609ff..83664b1c0050562fd35ae231ffcf7567d18273e9 100644 (file)
procedure e_DrawQuad(X1, Y1, X2, Y2: Integer; Red, Green, Blue: Byte; Alpha: Byte = 0);
procedure e_DrawFillQuad(X1, Y1, X2, Y2: Integer; Red, Green, Blue, Alpha: Byte;
Blending: TBlending = B_NONE);
+procedure e_DarkenQuad (x0, y0, x1, y1: Integer; a: Integer);
+procedure e_DarkenQuadWH (x, y, w, h: Integer; a: Integer);
function e_CreateTextureImg (var img: TImageData; var ID: DWORD): Boolean;
function e_CreateTexture(FileName: string; var ID: DWORD): Boolean;
procedure e_TextureFontPrintEx(X, Y: GLint; Text: string; FontID: DWORD; Red, Green,
Blue: Byte; Scale: Single; Shadow: Boolean = False);
procedure e_TextureFontPrintFmt(X, Y: GLint; Text: string; FontID: DWORD; Shadow: Boolean = False);
-procedure e_TextureFontGetSize(ID: DWORD; var CharWidth, CharHeight: Byte);
+procedure e_TextureFontGetSize(ID: DWORD; out CharWidth, CharHeight: Byte);
procedure e_RemoveAllTextureFont();
function e_TextureFontCharWidth (ch: Char; FontID: DWORD): Integer;
glDisable(GL_BLEND);
end;
+
+// ////////////////////////////////////////////////////////////////////////// //
+procedure e_DarkenQuad (x0, y0, x1, y1: Integer; a: Integer);
+begin
+ if (a < 0) then a := 0;
+ if (a > 255) then a := 255;
+ glEnable(GL_BLEND);
+ glBlendFunc(GL_ZERO, GL_SRC_ALPHA);
+ glDisable(GL_TEXTURE_2D);
+ glColor4ub(0, 0, 0, Byte(255-a));
+ glBegin(GL_QUADS);
+ glVertex2i(x0, y0);
+ glVertex2i(x1, y0);
+ glVertex2i(x1, y1);
+ glVertex2i(x0, y1);
+ glEnd();
+ //glRect(x, y, x+w, y+h);
+ glColor4ub(1, 1, 1, 1);
+ glDisable(GL_BLEND);
+ //glBlendEquation(GL_FUNC_ADD);
+end;
+
+procedure e_DarkenQuadWH (x, y, w, h: Integer; a: Integer);
+begin
+ if (w > 0) and (h > 0) then e_DarkenQuad(x, y, x+w, y+h, a);
+end;
+
+
procedure e_DrawLine(Width: Byte; X1, Y1, X2, Y2: Integer; Red, Green, Blue: Byte; Alpha: Byte = 0);
begin
if e_NoGraphics then Exit;
glDisable(GL_BLEND);
end;
-procedure e_TextureFontGetSize(ID: DWORD; var CharWidth, CharHeight: Byte);
+procedure e_TextureFontGetSize(ID: DWORD; out CharWidth, CharHeight: Byte);
begin
CharWidth := 16;
CharHeight := 16;
sign[2] := 68;
sign[3] := 82;
st.writeBuffer(sign, 4);
- crc := crc32(0, @sign, 4);
+ crc := crc32(0, @sign[0], 4);
hbuf[0] := 0;
hbuf[1] := 0;
hbuf[2] := (Width shr 8) and $ff;
hbuf[10] := 0; // compression method
hbuf[11] := 0; // filter method
hbuf[12] := 0; // no interlace
- crc := crc32(crc, @hbuf, 13);
+ crc := crc32(crc, @hbuf[0], 13);
st.writeBuffer(hbuf, 13);
writeIntBE(st, crc);
//e_WriteLog('PNG: header written', MSG_NOTIFY);
sign[2] := 65;
sign[3] := 84;
st.writeBuffer(sign, 4);
- crc := crc32(0, @sign, 4);
+ crc := crc32(0, @sign[0], 4);
crc := crc32(crc, obuf, dlen);
st.writeBuffer(obuf^, dlen);
writeIntBE(st, crc);
sign[2] := 78;
sign[3] := 68;
st.writeBuffer(sign, 4);
- crc := crc32(0, @sign, 4);
+ crc := crc32(0, @sign[0], 4);
writeIntBE(st, crc);
//e_WriteLog('PNG: end marker written', MSG_NOTIFY);
finally