diff options
| -rw-r--r-- | engines/agi/graphics.cpp | 132 | ||||
| -rw-r--r-- | engines/agi/graphics.h | 4 |
2 files changed, 106 insertions, 30 deletions
diff --git a/engines/agi/graphics.cpp b/engines/agi/graphics.cpp index af57209357..3e39fc07ea 100644 --- a/engines/agi/graphics.cpp +++ b/engines/agi/graphics.cpp @@ -68,6 +68,93 @@ uint8 egaPalette[16 * 3] = { }; /** + * First generation Amiga AGI palette. + * A 16-color, 12-bit RGB palette. + * + * Used by at least the following Amiga AGI versions: + * 2.082 (King's Quest I v1.0U 1986) + * 2.082 (Space Quest I v1.2 1986) + * 2.090 (King's Quest III v1.01 1986-11-08) + * 2.107 (King's Quest II v2.0J 1987-01-29) + * x.yyy (Black Cauldron v2.00 1987-06-14) + * x.yyy (Larry I v1.05 1987-06-26) + */ +uint8 amigaAgiPaletteV1[16 * 3] = { + 0x0, 0x0, 0x0, + 0x0, 0x0, 0xF, + 0x0, 0x8, 0x0, + 0x0, 0xD, 0xB, + 0xC, 0x0, 0x0, + 0xB, 0x7, 0xD, + 0x8, 0x5, 0x0, + 0xB, 0xB, 0xB, + 0x7, 0x7, 0x7, + 0x0, 0xB, 0xF, + 0x0, 0xE, 0x0, + 0x0, 0xF, 0xD, + 0xF, 0x9, 0x8, + 0xF, 0x7, 0x0, + 0xE, 0xE, 0x0, + 0xF, 0xF, 0xF +}; + +/** + * Second generation Amiga AGI palette. + * A 16-color, 12-bit RGB palette. + * + * Used by at least the following Amiga AGI versions: + * 2.202 (Space Quest II v2.0F. Intro says 1988. ScummVM 0.10.0 detects as 1986-12-09) + */ +uint8 amigaAgiPaletteV2[16 * 3] = { + 0x0, 0x0, 0x0, + 0x0, 0x0, 0xF, + 0x0, 0x8, 0x0, + 0x0, 0xD, 0xB, + 0xC, 0x0, 0x0, + 0xB, 0x7, 0xD, + 0x8, 0x5, 0x0, + 0xB, 0xB, 0xB, + 0x7, 0x7, 0x7, + 0x0, 0xB, 0xF, + 0x0, 0xE, 0x0, + 0x0, 0xF, 0xD, + 0xF, 0x9, 0x8, + 0xD, 0x0, 0xF, + 0xE, 0xE, 0x0, + 0xF, 0xF, 0xF +}; + +/** + * Third generation Amiga AGI palette. + * A 16-color, 12-bit RGB palette. + * + * Used by at least the following Amiga AGI versions: + * 2.310 (Police Quest I v2.0B 1989-02-22) + * 2.316 (Gold Rush! v2.05 1989-03-09) + * x.yyy (Manhunter I v1.06 1989-03-18) + * 2.333 (Manhunter II v3.06 1989-08-17) + * 2.333 (King's Quest III v2.15 1989-11-15) + */ +uint8 amigaAgiPaletteV3[16 * 3] = { + 0x0, 0x0, 0x0, + 0x0, 0x0, 0xB, + 0x0, 0xB, 0x0, + 0x0, 0xB, 0xB, + 0xB, 0x0, 0x0, + 0xB, 0x0, 0xB, + 0xC, 0x7, 0x0, + 0xB, 0xB, 0xB, + 0x7, 0x7, 0x7, + 0x0, 0x0, 0xF, + 0x0, 0xF, 0x0, + 0x0, 0xF, 0xF, + 0xF, 0x0, 0x0, + 0xF, 0x0, 0xF, + 0xF, 0xF, 0x0, + 0xF, 0xF, 0xF +}; + +/** * 16 color amiga-ish palette. */ uint8 newPalette[16 * 3] = { @@ -656,39 +743,26 @@ int GfxMgr::keypress() { /** * Initialize the color palette - * This function initializes the color palette using the specified 16-color + * This function initializes the color palette using the specified * RGB palette. - * @param p A pointer to the 16-color RGB palette. + * @param p A pointer to the source RGB palette. + * @param colorCount Count of colors in the source palette. + * @param fromBits Bits per source color component. + * @param toBits Bits per destination color component. */ -void GfxMgr::initPalette(uint8 *p) { - int i; - - for (i = 0; i < 48; i++) { - _palette[i] = p[i]; +void GfxMgr::initPalette(uint8 *p, uint colorCount, uint fromBits, uint toBits) { + const uint srcMax = (1 << fromBits) - 1; + const uint destMax = (1 << toBits) - 1; + for (uint col = 0; col < colorCount; col++) { + for (uint comp = 0; comp < 3; comp++) { // Convert RGB components + _palette[col * 4 + comp] = (p[col * 3 + comp] * destMax) / srcMax; + } + _palette[col * 4 + 3] = 0; // Set alpha to zero } } void GfxMgr::gfxSetPalette() { - int i; - byte pal[256 * 4]; - - if (!(_vm->getFeatures() & (GF_AGI256 | GF_AGI256_2))) { - for (i = 0; i < 16; i++) { - pal[i * 4 + 0] = _palette[i * 3 + 0] << 2; - pal[i * 4 + 1] = _palette[i * 3 + 1] << 2; - pal[i * 4 + 2] = _palette[i * 3 + 2] << 2; - pal[i * 4 + 3] = 0; - } - g_system->setPalette(pal, 0, 16); - } else { - for (i = 0; i < 256; i++) { - pal[i * 4 + 0] = vgaPalette[i * 3 + 0]; - pal[i * 4 + 1] = vgaPalette[i * 3 + 1]; - pal[i * 4 + 2] = vgaPalette[i * 3 + 2]; - pal[i * 4 + 3] = 0; - } - g_system->setPalette(pal, 0, 256); - } + g_system->setPalette(_palette, 0, 256); } //Gets AGIPAL Data @@ -852,7 +926,9 @@ void GfxMgr::setCursor(bool amigaStyleCursor) { * @see deinit_video() */ int GfxMgr::initVideo() { - if (_vm->_renderMode == Common::kRenderEGA) + if (_vm->getFeatures() & (GF_AGI256 | GF_AGI256_2)) + initPalette(vgaPalette, 256, 8); + else if (_vm->_renderMode == Common::kRenderEGA) initPalette(egaPalette); else initPalette(newPalette); diff --git a/engines/agi/graphics.h b/engines/agi/graphics.h index d76a2e1397..e06af90f5d 100644 --- a/engines/agi/graphics.h +++ b/engines/agi/graphics.h @@ -41,7 +41,7 @@ class GfxMgr { private: AgiEngine *_vm; - uint8 _palette[16 * 3]; + uint8 _palette[256 * 4]; uint8 *_agiScreen; unsigned char *_screen; @@ -83,7 +83,7 @@ public: void drawRectangle(int, int, int, int, int); void saveBlock(int, int, int, int, uint8 *); void restoreBlock(int, int, int, int, uint8 *); - void initPalette(uint8 *); + void initPalette(uint8 *p, uint colorCount = 16, uint fromBits = 6, uint toBits = 8); void setAGIPal(int); int getAGIPalFileNum(); void drawFrame(int x1, int y1, int x2, int y2, int c1, int c2); |