ref: 9b62d4de7960879e6524f7bcaeb3c007654a8301
dir: /src/pt2_patternviewer.c/
// for finding memory leaks in debug mode with Visual Studio #if defined _DEBUG && defined _MSC_VER #include <crtdbg.h> #endif #include <stdint.h> #include "pt2_header.h" #include "pt2_palette.h" #include "pt2_tables.h" #include "pt2_textout.h" #include "pt2_helpers.h" #define VISIBLE_ROWS 15 static uint8_t periodToNote(int16_t period) { uint8_t l, m, h; l = 0; h = 35; while (h >= l) { m = (h + l) / 2; if (m >= 36) break; // should never happen, but let's stay on the safe side if (periodTable[m] == period) return m; else if (periodTable[m] > period) l = m + 1; else h = m - 1; } return 255; // illegal period } void drawPatternNormal(uint32_t *frameBuffer) { int8_t rowMiddlePos; uint8_t j, h, tempNote, rowDispCheck; uint16_t putXOffset, putYOffset, rowData; const uint32_t *srcPtr; uint32_t bufferOffset, *dstPtr; note_t note; for (uint8_t i = 0; i < VISIBLE_ROWS; i++) { rowMiddlePos = i - 7; rowDispCheck = modEntry->currRow + rowMiddlePos; if (rowDispCheck < MOD_ROWS) { rowData = rowDispCheck * 4; putYOffset = 140 + (i * 7); if (i == 7) // are we on the play row (middle)? { putYOffset++; // align font to play row (middle) // put current row number printTwoDecimalsBigBg(frameBuffer, 8, putYOffset, rowMiddlePos + modEntry->currRow, palette[PAL_GENTXT], palette[PAL_GENBKG]); // pattern data for (j = 0; j < AMIGA_VOICES; j++) { note = modEntry->patterns[modEntry->currPattern][rowData + j]; putXOffset = 26 + (j * 72); if (note.period == 0) { textOutBigBg(frameBuffer, putXOffset + 6, putYOffset, "---", palette[PAL_GENTXT], palette[PAL_GENBKG]); } else { tempNote = periodToNote(note.period); if (tempNote == 255) textOutBigBg(frameBuffer, putXOffset + 6, putYOffset, "???", palette[PAL_GENTXT], palette[PAL_GENBKG]); else textOutBigBg(frameBuffer, putXOffset + 6, putYOffset, ptConfig.accidental ? noteNames2[tempNote] : noteNames1[tempNote], palette[PAL_GENTXT], palette[PAL_GENBKG]); } if (ptConfig.blankZeroFlag) { if (note.sample & 0xF0) printOneHexBigBg(frameBuffer, putXOffset + 30, putYOffset, note.sample >> 4, palette[PAL_GENTXT], palette[PAL_GENBKG]); else printOneHexBigBg(frameBuffer, putXOffset + 30, putYOffset, ' ', palette[PAL_GENBKG], palette[PAL_GENBKG]); } else { printOneHexBigBg(frameBuffer, putXOffset + 30, putYOffset, note.sample >> 4, palette[PAL_GENTXT], palette[PAL_GENBKG]); } printOneHexBigBg(frameBuffer, putXOffset + 38, putYOffset, note.sample & 0x0F, palette[PAL_GENTXT], palette[PAL_GENBKG]); printOneHexBigBg(frameBuffer, putXOffset + 46, putYOffset, note.command, palette[PAL_GENTXT], palette[PAL_GENBKG]); printTwoHexBigBg(frameBuffer, putXOffset + 54, putYOffset, note.param, palette[PAL_GENTXT], palette[PAL_GENBKG]); } } else { if (i > 7) putYOffset += 7; // beyond play row, jump some pixels out of the row (middle) // put current row number printTwoDecimalsBg(frameBuffer, 8, putYOffset, rowMiddlePos + modEntry->currRow, palette[PAL_PATTXT], palette[PAL_BACKGRD]); // pattern data for (j = 0; j < AMIGA_VOICES; j++) { note = modEntry->patterns[modEntry->currPattern][rowData + j]; putXOffset = 26 + (j * 72); if (note.period == 0) { textOutBg(frameBuffer, putXOffset + 6, putYOffset, "---", palette[PAL_PATTXT], palette[PAL_BACKGRD]); } else { tempNote = periodToNote(note.period); if (tempNote == 255) textOutBg(frameBuffer, putXOffset + 6, putYOffset, "???", palette[PAL_PATTXT], palette[PAL_BACKGRD]); else textOutBg(frameBuffer, putXOffset + 6, putYOffset, ptConfig.accidental ? noteNames2[tempNote] : noteNames1[tempNote], palette[PAL_PATTXT], palette[PAL_BACKGRD]); } if (ptConfig.blankZeroFlag) { if (note.sample & 0xF0) printOneHexBg(frameBuffer, putXOffset + 30, putYOffset, note.sample >> 4, palette[PAL_PATTXT], palette[PAL_BACKGRD]); else printOneHexBg(frameBuffer, putXOffset + 30, putYOffset, ' ', palette[PAL_BACKGRD], palette[PAL_BACKGRD]); } else { printOneHexBg(frameBuffer, putXOffset + 30, putYOffset, note.sample >> 4, palette[PAL_PATTXT], palette[PAL_BACKGRD]); } printOneHexBg(frameBuffer, putXOffset + 38, putYOffset, note.sample & 0x0F, palette[PAL_PATTXT], palette[PAL_BACKGRD]); printOneHexBg(frameBuffer, putXOffset + 46, putYOffset, note.command, palette[PAL_PATTXT], palette[PAL_BACKGRD]); printTwoHexBg(frameBuffer, putXOffset + 54, putYOffset, note.param, palette[PAL_PATTXT], palette[PAL_BACKGRD]); } } } } // clear outside rows if (modEntry->currRow <= 6) { srcPtr = &trackerFrameBMP[140 * SCREEN_W]; dstPtr = &frameBuffer[140 * SCREEN_W]; memcpy(dstPtr, srcPtr, (SCREEN_W * sizeof (int32_t)) * ((7 - modEntry->currRow) * 7)); } else if (modEntry->currRow >= 57) { h = (modEntry->currRow - 56) * 7; bufferOffset = (250 - h) * SCREEN_W; srcPtr = &trackerFrameBMP[bufferOffset]; dstPtr = &frameBuffer[bufferOffset]; memcpy(dstPtr, srcPtr, (SCREEN_W * sizeof (int32_t)) * h); } } void drawPatternDotted(uint32_t *frameBuffer) { int8_t rowMiddlePos; uint8_t j, h, tempNote, rowDispCheck; uint16_t putXOffset, putYOffset, rowData; const uint32_t *srcPtr; uint32_t bufferOffset, *dstPtr; note_t note; for (uint8_t i = 0; i < VISIBLE_ROWS; i++) { rowMiddlePos = i - 7; rowDispCheck = modEntry->currRow + rowMiddlePos; if (rowDispCheck < MOD_ROWS) { rowData = rowDispCheck * 4; putYOffset = 140 + (i * 7); if (i == 7) // are we on the play row (middle)? { putYOffset++; // align font to play row (middle) // put current row number printTwoDecimalsBigBg(frameBuffer, 8, putYOffset, rowMiddlePos + modEntry->currRow, palette[PAL_GENTXT], palette[PAL_GENBKG]); // pattern data for (j = 0; j < AMIGA_VOICES; j++) { note = modEntry->patterns[modEntry->currPattern][rowData + j]; putXOffset = 26 + (j * 72); if (note.period == 0) { charOutBigBg(frameBuffer, putXOffset + 6, putYOffset, -128, palette[PAL_GENTXT], palette[PAL_GENBKG]); charOutBigBg(frameBuffer, putXOffset + 14, putYOffset, -128, palette[PAL_GENTXT], palette[PAL_GENBKG]); charOutBigBg(frameBuffer, putXOffset + 22, putYOffset, -128, palette[PAL_GENTXT], palette[PAL_GENBKG]); } else { tempNote = periodToNote(note.period); if (tempNote == 255) textOutBigBg(frameBuffer, putXOffset + 6, putYOffset, "???", palette[PAL_GENTXT], palette[PAL_GENBKG]); else textOutBigBg(frameBuffer, putXOffset + 6, putYOffset, ptConfig.accidental ? noteNames2[tempNote] : noteNames1[tempNote], palette[PAL_GENTXT], palette[PAL_GENBKG]); } if (note.sample) { printOneHexBigBg(frameBuffer, putXOffset + 30, putYOffset, note.sample >> 4, palette[PAL_GENTXT], palette[PAL_GENBKG]); printOneHexBigBg(frameBuffer, putXOffset + 38, putYOffset, note.sample & 0x0F, palette[PAL_GENTXT], palette[PAL_GENBKG]); } else { charOutBigBg(frameBuffer, putXOffset + 30, putYOffset, -128, palette[PAL_GENTXT], palette[PAL_GENBKG]); charOutBigBg(frameBuffer, putXOffset + 38, putYOffset, -128, palette[PAL_GENTXT], palette[PAL_GENBKG]); } if ((note.command | note.param) == 0) { charOutBigBg(frameBuffer, putXOffset + 46, putYOffset, -128, palette[PAL_GENTXT], palette[PAL_GENBKG]); charOutBigBg(frameBuffer, putXOffset + 54, putYOffset, -128, palette[PAL_GENTXT], palette[PAL_GENBKG]); charOutBigBg(frameBuffer, putXOffset + 62, putYOffset, -128, palette[PAL_GENTXT], palette[PAL_GENBKG]); } else { printOneHexBigBg(frameBuffer, putXOffset + 46, putYOffset, note.command, palette[PAL_GENTXT], palette[PAL_GENBKG]); printTwoHexBigBg(frameBuffer, putXOffset + 54, putYOffset, note.param, palette[PAL_GENTXT], palette[PAL_GENBKG]); } } } else { if (i > 7) putYOffset += 7; // beyond play row, jump some pixels out of the row (middle) // put current row number printTwoDecimalsBg(frameBuffer, 8, putYOffset, rowMiddlePos + modEntry->currRow, palette[PAL_PATTXT], palette[PAL_BACKGRD]); // pattern data for (j = 0; j < AMIGA_VOICES; j++) { note = modEntry->patterns[modEntry->currPattern][rowData + j]; putXOffset = 26 + (j * 72); if (note.period == 0) { charOutBg(frameBuffer, putXOffset + 6, putYOffset, -128, palette[PAL_PATTXT], palette[PAL_BACKGRD]); charOutBg(frameBuffer, putXOffset + 14, putYOffset, -128, palette[PAL_PATTXT], palette[PAL_BACKGRD]); charOutBg(frameBuffer, putXOffset + 22, putYOffset, -128, palette[PAL_PATTXT], palette[PAL_BACKGRD]); } else { tempNote = periodToNote(note.period); if (tempNote == 255) textOutBg(frameBuffer, putXOffset + 6, putYOffset, "???", palette[PAL_PATTXT], palette[PAL_BACKGRD]); else textOutBg(frameBuffer, putXOffset + 6, putYOffset, ptConfig.accidental ? noteNames2[tempNote] : noteNames1[tempNote], palette[PAL_PATTXT], palette[PAL_BACKGRD]); } if (note.sample) { printOneHexBg(frameBuffer, putXOffset + 30, putYOffset, note.sample >> 4, palette[PAL_PATTXT], palette[PAL_BACKGRD]); printOneHexBg(frameBuffer, putXOffset + 38, putYOffset, note.sample & 0x0F, palette[PAL_PATTXT], palette[PAL_BACKGRD]); } else { charOutBg(frameBuffer, putXOffset + 30, putYOffset, -128, palette[PAL_PATTXT], palette[PAL_BACKGRD]); charOutBg(frameBuffer, putXOffset + 38, putYOffset, -128, palette[PAL_PATTXT], palette[PAL_BACKGRD]); } if ((note.command | note.param) == 0) { charOutBg(frameBuffer, putXOffset + 46, putYOffset, -128, palette[PAL_PATTXT], palette[PAL_BACKGRD]); charOutBg(frameBuffer, putXOffset + 54, putYOffset, -128, palette[PAL_PATTXT], palette[PAL_BACKGRD]); charOutBg(frameBuffer, putXOffset + 62, putYOffset, -128, palette[PAL_PATTXT], palette[PAL_BACKGRD]); } else { printOneHexBg(frameBuffer, putXOffset + 46, putYOffset, note.command, palette[PAL_PATTXT], palette[PAL_BACKGRD]); printTwoHexBg(frameBuffer, putXOffset + 54, putYOffset, note.param, palette[PAL_PATTXT], palette[PAL_BACKGRD]); } } } } } // clear outside rows if (modEntry->currRow <= 6) { srcPtr = &trackerFrameBMP[140 * SCREEN_W]; dstPtr = &frameBuffer[140 * SCREEN_W]; memcpy(dstPtr, srcPtr, (SCREEN_W * sizeof (int32_t)) * ((7 - modEntry->currRow) * 7)); } else if (modEntry->currRow >= 57) { h = (modEntry->currRow - 56) * 7; bufferOffset = (250 - h) * SCREEN_W; srcPtr = &trackerFrameBMP[bufferOffset]; dstPtr = &frameBuffer[bufferOffset]; memcpy(dstPtr, srcPtr, (SCREEN_W * sizeof (int32_t)) * h); } } void redrawPattern(uint32_t *frameBuffer) { if (ptConfig.pattDots) drawPatternDotted(frameBuffer); else drawPatternNormal(frameBuffer); }