mirror of
https://github.com/isledecomp/isle-portable.git
synced 2025-09-22 11:31:57 -04:00
Align FakeMosaicTransition with MosaicTransition (#545)
The palette is a bit off but I have no strong urge to fix it
This commit is contained in:
Anders Jenbo
GitHub
parent
b82cfc4b36
commit
c6b94dabcf
@ -701,101 +701,129 @@ void MxTransitionManager::FakeMosaicTransition()
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EndTransition(TRUE);
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return;
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}
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else {
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if (m_animationTimer == 0) {
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g_colorOffset = SDL_rand(32);
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if (m_animationTimer == 0) {
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g_colorOffset = SDL_rand(32);
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for (MxS32 i = 0; i < 64; i++) {
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m_columnOrder[i] = i;
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}
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for (MxS32 i = 0; i < 64; i++) {
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MxS32 swap = SDL_rand(64);
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std::swap(m_columnOrder[i], m_columnOrder[swap]);
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}
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for (MxS32 i = 0; i < 48; i++) {
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m_randomShift[i] = SDL_rand(64);
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}
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}
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if (!g_fakeTranstionSurface) {
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DDSURFACEDESC mainDesc = {};
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mainDesc.dwSize = sizeof(mainDesc);
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if (m_ddSurface->GetSurfaceDesc(&mainDesc) != DD_OK) {
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return;
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}
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DDSURFACEDESC tempDesc = {};
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tempDesc.dwSize = sizeof(tempDesc);
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tempDesc.dwFlags = DDSD_WIDTH | DDSD_HEIGHT | DDSD_PIXELFORMAT | DDSD_CAPS;
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tempDesc.dwWidth = 64;
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tempDesc.dwHeight = 48;
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tempDesc.ddpfPixelFormat = mainDesc.ddpfPixelFormat;
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tempDesc.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN;
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HRESULT hr = MVideoManager()->GetDirectDraw()->CreateSurface(&tempDesc, &g_fakeTranstionSurface, nullptr);
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if (hr != DD_OK || !g_fakeTranstionSurface) {
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return;
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}
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}
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DDSURFACEDESC ddsd = {};
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ddsd.dwSize = sizeof(ddsd);
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HRESULT res = g_fakeTranstionSurface->Lock(NULL, &ddsd, DDLOCK_WAIT | DDLOCK_WRITEONLY, NULL);
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if (res == DDERR_SURFACELOST) {
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g_fakeTranstionSurface->Restore();
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res = g_fakeTranstionSurface->Lock(NULL, &ddsd, DDLOCK_WAIT | DDLOCK_WRITEONLY, NULL);
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}
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if (res == DD_OK) {
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SubmitCopyRect(&ddsd);
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static const MxU8 g_palette[32][3] = {
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{0x00, 0x00, 0x00}, {0x12, 0x1e, 0x50}, {0x00, 0x22, 0x6c}, {0x14, 0x2d, 0x9f}, {0x0e, 0x36, 0xb0},
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{0x0e, 0x39, 0xd0}, {0x47, 0x96, 0xe2}, {0x79, 0xaa, 0xca}, {0xff, 0xff, 0xff}, {0xc9, 0xcd, 0xcb},
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{0xad, 0xad, 0xab}, {0xa6, 0x91, 0x8e}, {0xaf, 0x59, 0x49}, {0xc0, 0x00, 0x00}, {0xab, 0x18, 0x18},
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{0x61, 0x0c, 0x0c}, {0x04, 0x38, 0x12}, {0x2c, 0x67, 0x28}, {0x4a, 0xb4, 0x6b}, {0x94, 0xb7, 0x7c},
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{0xb6, 0xb9, 0x87}, {0x52, 0x4a, 0x67}, {0x87, 0x8d, 0x8a}, {0xa6, 0x91, 0x8e}, {0xf8, 0xee, 0xdc},
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{0xf4, 0xe2, 0xc3}, {0x87, 0x8d, 0x8a}, {0xba, 0x9f, 0x12}, {0xb5, 0x83, 0x00}, {0x6a, 0x44, 0x27},
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{0x36, 0x37, 0x34}, {0x2b, 0x23, 0x0f}
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};
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MxS32 bytesPerPixel = ddsd.ddpfPixelFormat.dwRGBBitCount / 8;
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for (MxS32 col = 0; col < 64; col++) {
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if (m_animationTimer * 4 > m_columnOrder[col]) {
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continue;
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}
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if (m_animationTimer * 4 + 3 < m_columnOrder[col]) {
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continue;
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// Same init/shuffle steps as the dissolve transition, except that
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// we are using big blocky pixels and only need 64 columns.
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MxS32 i;
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for (i = 0; i < 64; i++) {
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m_columnOrder[i] = i;
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}
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for (MxS32 row = 0; row < 48; row++) {
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int paletteIndex = GetColorIndexWithLocality(col, row);
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for (i = 0; i < 64; i++) {
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MxS32 swap = SDL_rand(64);
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MxU16 t = m_columnOrder[i];
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m_columnOrder[i] = m_columnOrder[swap];
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m_columnOrder[swap] = t;
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}
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const MxU8* color = g_palette[paletteIndex];
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// The same is true here. We only need 48 rows.
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for (i = 0; i < 48; i++) {
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m_randomShift[i] = SDL_rand(64);
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}
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DDSURFACEDESC mainDesc = {};
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mainDesc.dwSize = sizeof(mainDesc);
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if (m_ddSurface->GetSurfaceDesc(&mainDesc) != DD_OK) {
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return;
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}
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MxS32 xShift = (m_randomShift[row] + col) % 64;
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MxU8* dest = (MxU8*) ddsd.lpSurface + row * ddsd.lPitch + xShift * bytesPerPixel;
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DDSURFACEDESC tempDesc = {};
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tempDesc.dwSize = sizeof(tempDesc);
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tempDesc.dwFlags = DDSD_WIDTH | DDSD_HEIGHT | DDSD_PIXELFORMAT | DDSD_CAPS;
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tempDesc.dwWidth = 64;
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tempDesc.dwHeight = 48;
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tempDesc.ddpfPixelFormat = mainDesc.ddpfPixelFormat;
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tempDesc.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN;
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switch (bytesPerPixel) {
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case 1:
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*dest = paletteIndex;
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break;
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case 2:
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*((MxU16*) dest) = RGB555_CREATE(color[2], color[1], color[0]);
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break;
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default:
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*((MxU32*) dest) = RGB8888_CREATE(color[2], color[1], color[0], 255);
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break;
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if (MVideoManager()->GetDirectDraw()->CreateSurface(&tempDesc, &g_fakeTranstionSurface, nullptr) != DD_OK) {
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return;
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}
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DWORD fillColor = 0x00000000;
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switch (mainDesc.ddpfPixelFormat.dwRGBBitCount) {
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case 8:
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fillColor = 0x10;
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break;
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case 16:
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fillColor = RGB555_CREATE(0x1f, 0, 0x1f);
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break;
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}
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DDBLTFX bltFx = {};
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bltFx.dwSize = sizeof(bltFx);
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bltFx.dwFillColor = fillColor;
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g_fakeTranstionSurface->Blt(NULL, NULL, NULL, DDBLT_COLORFILL | DDBLT_WAIT, &bltFx);
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DDCOLORKEY key = {};
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key.dwColorSpaceLowValue = key.dwColorSpaceHighValue = fillColor;
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g_fakeTranstionSurface->SetColorKey(DDCKEY_SRCBLT, &key);
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}
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// Run one tick of the animation
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DDSURFACEDESC ddsd;
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memset(&ddsd, 0, sizeof(ddsd));
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ddsd.dwSize = sizeof(ddsd);
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HRESULT res = g_fakeTranstionSurface->Lock(NULL, &ddsd, DDLOCK_WAIT | DDLOCK_WRITEONLY, NULL);
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if (res == DDERR_SURFACELOST) {
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g_fakeTranstionSurface->Restore();
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res = g_fakeTranstionSurface->Lock(NULL, &ddsd, DDLOCK_WAIT | DDLOCK_WRITEONLY, NULL);
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}
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if (res == DD_OK) {
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SubmitCopyRect(&ddsd);
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static const MxU8 g_palette[32][3] = {
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{0x00, 0x00, 0x00}, {0x12, 0x1e, 0x50}, {0x00, 0x22, 0x6c}, {0x14, 0x2d, 0x9f}, {0x0e, 0x36, 0xb0},
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{0x0e, 0x39, 0xd0}, {0x47, 0x96, 0xe2}, {0x79, 0xaa, 0xca}, {0xff, 0xff, 0xff}, {0xc9, 0xcd, 0xcb},
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{0xad, 0xad, 0xab}, {0xa6, 0x91, 0x8e}, {0xaf, 0x59, 0x49}, {0xc0, 0x00, 0x00}, {0xab, 0x18, 0x18},
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{0x61, 0x0c, 0x0c}, {0x04, 0x38, 0x12}, {0x2c, 0x67, 0x28}, {0x4a, 0xb4, 0x6b}, {0x94, 0xb7, 0x7c},
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{0xb6, 0xb9, 0x87}, {0x52, 0x4a, 0x67}, {0x87, 0x8d, 0x8a}, {0xa6, 0x91, 0x8e}, {0xf8, 0xee, 0xdc},
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{0xf4, 0xe2, 0xc3}, {0x87, 0x8d, 0x8a}, {0xba, 0x9f, 0x12}, {0xb5, 0x83, 0x00}, {0x6a, 0x44, 0x27},
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{0x36, 0x37, 0x34}, {0x2b, 0x23, 0x0f}
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};
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MxS32 bytesPerPixel = ddsd.ddpfPixelFormat.dwRGBBitCount / 8;
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for (MxS32 col = 0; col < 64; col++) {
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// Select 4 columns on each tick
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if (m_animationTimer * 4 > m_columnOrder[col]) {
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continue;
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}
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if (m_animationTimer * 4 + 3 < m_columnOrder[col]) {
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continue;
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}
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for (MxS32 row = 0; row < 48; row++) {
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MxS32 x = (m_randomShift[row] + col) % 64;
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MxU8* dest = (MxU8*) ddsd.lpSurface + row * ddsd.lPitch + x * bytesPerPixel;
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const MxU8 paletteIndex = GetColorIndexWithLocality(col, row);
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const MxU8* color = g_palette[paletteIndex];
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switch (bytesPerPixel) {
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case 1:
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*dest = paletteIndex;
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break;
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case 2:
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*((MxU16*) dest) = RGB555_CREATE(color[2], color[1], color[0]);
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break;
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default:
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*((MxU32*) dest) = RGB8888_CREATE(color[2], color[1], color[0], 255);
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break;
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}
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}
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}
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SetupCopyRect(&ddsd);
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g_fakeTranstionSurface->Unlock(ddsd.lpSurface);
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RECT srcRect = {0, 0, 64, 48};
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m_ddSurface->Blt(&g_fullScreenRect, g_fakeTranstionSurface, &srcRect, DDBLT_WAIT | DDBLT_KEYSRC, NULL);
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m_animationTimer++;
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}
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SetupCopyRect(&ddsd);
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g_fakeTranstionSurface->Unlock(ddsd.lpSurface);
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RECT srcRect = {0, 0, 64, 48};
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m_ddSurface->Blt(&g_fullScreenRect, g_fakeTranstionSurface, &srcRect, DDBLT_WAIT, NULL);
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}
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m_animationTimer++;
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}
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