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1bpp WIP

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This commit is contained in:
Phillip Burgess 2023-01-16 18:43:36 -08:00 committed by ladyada
parent f603f4d8bd
commit b306fc38ca
2 changed files with 8 additions and 10 deletions
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12
src/PicoDVI.cpp
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@ -248,19 +248,21 @@ DVIGFX1::DVIGFX1(const uint16_t w, const uint16_t h,
DVIGFX1::~DVIGFX1(void) { gfxptr = NULL; }
static void mainloop1(struct dvi_inst *inst) {
((DVIGFX1 *)gfxptr)->foo();
((DVIGFX1 *)gfxptr)->_mainloop();
}
#include "libdvi/tmds_encode.h"
void DVIGFX1::foo(void) {
void __not_in_flash_func(DVIGFX1::_mainloop)(void) {
uint8_t *buf = getBuffer();
for (;;) {
for (uint16_t y = 0; y < HEIGHT; y++) {
const uint32_t *colourbuf = (const uint32_t*)(buf + y * (WIDTH + 7) / 8);
for (int y = 0; y < HEIGHT; y++) {
const uint32_t *colourbuf = (const uint32_t*)(buf + y * ((WIDTH + 7) / 8));
//const uint32_t *colourbuf = &((const uint32_t*)buf)[y * WIDTH / 32];
uint32_t *tmdsbuf;
queue_remove_blocking_u32(&dvi0.q_tmds_free, &tmdsbuf);
//tmds_encode_1bpp(colourbuf, tmdsbuf, WIDTH);
tmds_encode_1bpp(colourbuf, tmdsbuf, WIDTH);
queue_add_blocking_u32(&dvi0.q_tmds_valid, &tmdsbuf);
}
}

6
src/PicoDVI.h
View file

@ -101,9 +101,5 @@ public:
const struct dvi_serialiser_cfg &c = pimoroni_demo_hdmi_cfg);
~DVIGFX1(void);
bool begin(void);
void foo(void);
void _scanline_callback(void);
protected:
uint16_t scanline = 2; // First 2 scanlines are set up before DVI start
void _mainloop(void);
};