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olivier.gi |
#include "demo.h"
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#include "timerA.h"
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#include "gfx_controller.h"
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//---------------------------------------------------//
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// 8BPP DEMO
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//---------------------------------------------------//
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void demo_2bpp(void) {
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unsigned int line, column;
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unsigned int color = 0;
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unsigned int x_coord = 0;
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unsigned int y_coord = 0;
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const uint16_t offset_x = 35;
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const uint16_t offset_y = 95;
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const uint16_t char_width = 7;
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// Screen introduction
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gpu_fill (PIX_ADDR(0, 0 ), 320, 480, 0x0001, DST_SWAP_NONE); // Background
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gpu_fill (PIX_ADDR(offset_x+1*6*char_width+1*char_width, offset_y+0*char_width), 3*char_width, 1*char_width, 0x0002, DST_SWAP_NONE); // 2
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gpu_fill (PIX_ADDR(offset_x+1*6*char_width+0*char_width, offset_y+1*char_width), 1*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+1*6*char_width+4*char_width, offset_y+1*char_width), 1*char_width, 2*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+1*6*char_width+3*char_width, offset_y+3*char_width), 1*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+1*6*char_width+2*char_width, offset_y+4*char_width), 1*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+1*6*char_width+1*char_width, offset_y+5*char_width), 1*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+1*6*char_width+0*char_width, offset_y+6*char_width), 5*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+3*6*char_width+0*char_width, offset_y+0*char_width), 1*char_width, 6*char_width, 0x0002, DST_SWAP_NONE); // b
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gpu_fill (PIX_ADDR(offset_x+3*6*char_width+1*char_width, offset_y+6*char_width), 3*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+3*6*char_width+1*char_width, offset_y+4*char_width), 1*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+3*6*char_width+2*char_width, offset_y+3*char_width), 2*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+3*6*char_width+4*char_width, offset_y+4*char_width), 1*char_width, 2*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+4*6*char_width+0*char_width, offset_y+2*char_width), 1*char_width, 5*char_width, 0x0002, DST_SWAP_NONE); // p
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gpu_fill (PIX_ADDR(offset_x+4*6*char_width+1*char_width, offset_y+2*char_width), 3*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+4*6*char_width+1*char_width, offset_y+4*char_width), 3*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+4*6*char_width+4*char_width, offset_y+3*char_width), 1*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+5*6*char_width+0*char_width, offset_y+2*char_width), 1*char_width, 5*char_width, 0x0002, DST_SWAP_NONE); // p
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gpu_fill (PIX_ADDR(offset_x+5*6*char_width+1*char_width, offset_y+2*char_width), 3*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+5*6*char_width+1*char_width, offset_y+4*char_width), 3*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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gpu_fill (PIX_ADDR(offset_x+5*6*char_width+4*char_width, offset_y+3*char_width), 1*char_width, 1*char_width, 0x0002, DST_SWAP_NONE);
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ta_wait_no_lpm(WT_500MS);
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ta_wait_no_lpm(WT_500MS);
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ta_wait_no_lpm(WT_500MS);
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ta_wait_no_lpm(WT_500MS);
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// Clear background
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gpu_fill (PIX_ADDR(0, 0 ), 320, 240, 0x0000, DST_SWAP_NONE);
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// Wait for on-going GPU operation to be done before moving on
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gpu_wait_done();
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// Fill the screen with all possible colors
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color = 0x0000;
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x_coord = 0;
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y_coord = 0;
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for( line = 0; line <2; line = line + 1 ) {
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for( column = 0; column < 2; column = column + 1 ) {
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draw_block(PIX_ADDR(x_coord, y_coord), 158, 118, color, DST_SWAP_NONE, 0);
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if (color==3) { color= 0;}
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else { color++; }
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x_coord += 162;
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}
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y_coord += 122;
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x_coord = 0;
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}
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ta_wait_no_lpm(WT_500MS);
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ta_wait_no_lpm(WT_500MS);
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// // Initialize LFSR for random color generation
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// lfsr = 0xACEB;
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//
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// // Loop the demo
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// loop = 0;
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// while (loop <4) {
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//
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// // Select rotation & GPU use
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// switch(loop & 0x0003) {
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// case 0 : DISPLAY_CFG = DST_SWAP_CL; wait_sel = 3;
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// break;
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// case 1 : DISPLAY_CFG = DST_SWAP_CL; wait_sel = 2;
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// break;
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// case 2 : DISPLAY_CFG = DST_SWAP_CL; wait_sel = 1;
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// break;
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// default: DISPLAY_CFG = DST_SWAP_CL; wait_sel = 0;
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// break;
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// }
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// loop++;
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// move_to_next_mode = 0;
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//
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// // Move the starting point of the buffer refresh
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// DISPLAY_REFR_CNT = 0;
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// while (!move_to_next_mode) {
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//
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// // Fill the screen with random colors
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// x_coord = 0;
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// y_coord = 0;
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// for( line = 0; line <4; line = line + 1 ) {
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// for( column = 0; column < 4; column = column + 1 ) {
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//
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// // Compute next color from LFSR
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// lfsr_lsb = lfsr & 1; /* Get LSB (i.e., the output bit). */
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// lfsr >>= 1; /* Shift register */
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// lfsr ^= (-lfsr_lsb) & 0xB400u; /* If the output bit is 1, apply toggle mask.
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// * The value has 1 at bits corresponding
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// * to taps, 0 elsewhere. */
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// color = lfsr & 0x000F;
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//
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// // Draw the box
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// draw_block(PIX_ADDR(x_coord, y_coord), 77, 57, color, DST_SWAP_NONE, use_gpu);
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// x_coord += 80;
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// }
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// y_coord += 60;
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// x_coord = 0;
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// }
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//
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// // Wait according to config
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// switch(wait_sel) {
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// case 0 : while(DISPLAY_REFR_CNT!=0); DISPLAY_REFR_CNT = 2;
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// break;
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// case 1 : while(DISPLAY_REFR_CNT!=0); DISPLAY_REFR_CNT = 4;
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// break;
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// case 2 : while(DISPLAY_REFR_CNT!=0); DISPLAY_REFR_CNT = 7;
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// break;
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// default: while(DISPLAY_REFR_CNT!=0); DISPLAY_REFR_CNT = 10;
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// break;
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// }
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// }
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// }
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};
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