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src/core1: various video/screen/framebuffer related documentations

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neue Datei:     include/core1/vimgr.h
        umbenannt:      src/core1/code_E360.c -> src/core1/vimgr.c
This commit is contained in:
mariob92
2024-10-09 08:11:35 +02:00
parent 50138293a4
commit 6050ddbbd2
45 changed files with 398 additions and 368 deletions
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257
src/core1/vimgr.c Normal file
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#include <ultra64.h>
#include "core1/core1.h"
#include "functions.h"
#include "variables.h"
#include "version.h"
#define VIMANAGER_THREAD_STACK_SIZE 0x400
// Used in US 1.0 NTSC
static OSViMode sViMode_US10_NTSC = {
OS_VI_NTSC_LPN1,
{
VI_CTRL_TYPE_16 | VI_CTRL_GAMMA_DITHER_ON | VI_CTRL_GAMMA_ON | 0x3200, /*ctrl*/
292, /* width*/
0x3E52239, /* burst*/
0x20D, /* vSync*/
0xC15, /* hSync*/
0xC150C15, /* leap */
0x8C02D5, /* hstart */
0x200, /* xScale */
0x0, /* vCurrent */
},
{
{0x248, 0x400, 0x3D01E8, 0xE0204, 2},
{0x248, 0x400, 0x3D01E8, 0xE0204, 2},
}
};
// Used in US 1.0 MPAL (N64 SDK says: "mainly brazil")
static OSViMode sViMode_US10_MPAL = {
OS_VI_MPAL_LPN1,
{
VI_CTRL_TYPE_16 | VI_CTRL_GAMMA_DITHER_ON | VI_CTRL_GAMMA_ON | 0x3200, /*ctrl*/
292, /* width*/
0x4651E39, /* burst*/
0x20D, /* vSync*/
0x40C11, /* hSync*/
0xC190C1A, /* leap */
0x8C02D5, /* hstart */
0x200, /* xScale */
0x0, /* vCurrent */
},
{
{0x248, 0x400, 0x3D01E8, 0xE0204, 2},
{0x248, 0x400, 0x3D01E8, 0xE0204, 2},
}
};
#if VERSION == VERSION_PAL
// Used in PAL
static OSViMode sViMode_PAL = {
OS_VI_PAL_LPN1,
{
VI_CTRL_TYPE_16 | VI_CTRL_GAMMA_DITHER_ON | VI_CTRL_GAMMA_ON | VI_CTRL_DIVOT_ON | 0x3100, /*ctrl*/
292, /* width*/
0x404233A, /* burst*/
0x271, /* vSync*/
0x150C69, /* hSync*/
0xC6F0C6E, /* leap */
0x9802E1, /* hstart */
0x200, /* xScale */
0x0, /* vCurrent */
},
{
{0x248, 0x350, 0x48024C, 0x9026B, 2},
{0x248, 0x350, 0x48024C, 0x9026B, 2},
}
};
#endif
// 42200000 3FAD097B 41F00000 457A0000
// C3A68832 DDC3A724 00000000 00000000
static u32 sActiveFramebuffer;
u32 D_80280724;
u32 D_80280728;
struct1 D_80280730[8];
static OSMesgQueue sMesgQueue1;
static OSMesg sMesgBuffer1[10];
static OSMesgQueue sMesgQueue2;
static OSMesg sMesgBuffer2[1];
static OSMesgQueue sMesgQueue3;
static OSMesg sMesgBuffer3[FRAMERATE];
volatile s32 D_802808D8;
s32 D_802808DC;
static OSThread sViManagerThread;
static u8 sViManagerThreadStack[VIMANAGER_THREAD_STACK_SIZE];
u32 getOtherFramebuffer(void) {
return NOT(sActiveFramebuffer);
}
s32 viMgr_func_8024BD94(void){
return D_80280724;
}
s32 getActiveFramebuffer(void){
return sActiveFramebuffer;
}
void viMgr_func_8024BDAC(OSMesgQueue *mq, OSMesg msg){
s32 i;
for(i = 0; i < 8; i++){
if(D_80280730[i].messageQueue == NULL){
D_80280730[i].messageQueue = mq;
D_80280730[i].message = msg;
return;
}
}
}
void viMgr_init(void) {
s32 i;
viMgr_clearFramebuffers();
osCreateViManager(OS_PRIORITY_VIMGR);
#if VERSION == VERSION_USA_1_0
if(osTvType != OS_TV_NTSC)
osViSetMode(&sViMode_US10_MPAL);
else
osViSetMode(&sViMode_US10_NTSC);
#elif VERSION == VERSION_PAL
osViSetMode(&sViMode_PAL);
#endif
osViSetSpecialFeatures(OS_VI_DITHER_FILTER_ON);
osViSetSpecialFeatures(OS_VI_GAMMA_OFF);
osViSwapBuffer(&gFramebuffers[0]);
osCreateMesgQueue(&sMesgQueue1, sMesgBuffer1, 10);
osCreateMesgQueue(&sMesgQueue2, sMesgBuffer2, 1);
osCreateMesgQueue(&sMesgQueue3, sMesgBuffer3, FRAMERATE);
osViSetEvent(&sMesgQueue1, NULL, 1);
sActiveFramebuffer = 0;
D_80280724 = 1;
D_80280728 = 0;
for (i = 0; i < 8; i++) {
D_80280730[i].messageQueue = NULL;
}
D_802808D8 = 0;
viMgr_func_8024BF94(2);
osCreateThread(&sViManagerThread, 0, viMgr_entry, NULL, sViManagerThreadStack + VIMANAGER_THREAD_STACK_SIZE, 80);
osStartThread(&sViManagerThread);
}
void viMgr_func_8024BF94(s32 arg0){
D_802808DC = arg0;
}
s32 viMgr_func_8024BFA0(void){
return D_802808DC;
}
void viMgr_func_8024BFAC(void){
osSendMesg(&sMesgQueue2, 0, OS_MESG_NOBLOCK);
}
void viMgr_func_8024BFD8(s32 arg0){
static s32 D_80280E90;
osSetThreadPri(NULL, 0x7f);
defragManager_setPriority(0x1E);
defragManager_80240874();
if(arg0){
osRecvMesg(&sMesgQueue2, NULL, OS_MESG_BLOCK);
}
while(D_802808D8 < viMgr_func_8024BFA0() - D_80280E90){
osRecvMesg(&sMesgQueue3, NULL, OS_MESG_BLOCK);
}
while(sMesgQueue3.validCount){
osRecvMesg(&sMesgQueue3, NULL, OS_MESG_NOBLOCK);
}
osViSwapBuffer(gFramebuffers[sActiveFramebuffer = getOtherFramebuffer()]);
D_80280E90 = 0;
while(!(osDpGetStatus() & 2) && osViGetCurrentFramebuffer() != osViGetNextFramebuffer()){
osRecvMesg(&sMesgQueue3, NULL, OS_MESG_BLOCK);
D_80280E90++;
}//L8024C178
D_80280724 = D_802808D8;
D_802808D8 = 0;
defragManager_802408B0();
osSetThreadPri(NULL, 0x14);
defragManager_setPriority(0xA);
}
void viMgr_func_8024C1B4(void){
viMgr_func_8024BFD8(0);
dummy_func_8025AFB8();
}
void viMgr_func_8024C1DC(void){
viMgr_func_8024BFD8(1);
}
void viMgr_func_8024C1FC(OSMesgQueue *mq, OSMesg msg) {
s32 i;
for (i = 0; i < 8; i++) {
if (D_80280730[i].messageQueue == mq && D_80280730[i].message == msg) {
D_80280730[i].messageQueue = NULL;
return;
}
}
}
void viMgr_setActiveFramebuffer(s32 fb_idx) {
sActiveFramebuffer = fb_idx;
osViSwapBuffer(gFramebuffers[sActiveFramebuffer]);
}
void viMgr_entry(void *arg0){
s32 i;
OSMesg sp48;
do{
osRecvMesg(&sMesgQueue1, &sp48, OS_MESG_BLOCK);
func_80247380();
D_802808D8++;
if(D_802808D8 == 420){
#if VERSION == VERSION_USA_1_0
func_802485BC();
#endif
}
osSendMesg(&sMesgQueue3, NULL, OS_MESG_NOBLOCK);
for(i = 0; i < 8; i++){
if(D_80280730[i].messageQueue != NULL){
osSendMesg(D_80280730[i].messageQueue, D_80280730[i].message, OS_MESG_NOBLOCK);
}
}
}while(1);
}
void viMgr_setScreenBlack(s32 active) {
osViBlack(active);
}
void viMgr_clearFramebuffers(void) {
func_80253034(&gFramebuffers, 0, (s32) ((f32)gFramebufferWidth*2*gFramebufferHeight*2)); // TODO: This function does not exist in source code, why does it work?
osWritebackDCache(&gFramebuffers, (s32) ((f32)gFramebufferWidth*2*gFramebufferHeight*2));
}
s32 viMgr_func_8024C4E8(void) {
return D_802808D8;
}
void viMgr_func_8024C4F8(s32 arg0) {
D_802808D8 = arg0;
}