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#370 3DO add one mip level and flat shading for room polygons, disable per-poly clipping for object meshes

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This commit is contained in:
XProger
2021-11-06 10:00:18 +03:00
parent d9c1001fbd
commit 5728b25d5f
7 changed files with 159 additions and 96 deletions
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20
src/fixed/common.h
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@@ -427,12 +427,14 @@ extern int32 fps;
#define FACE_TRIANGLE 0x8000
#define FACE_COLORED 0x4000
#define FACE_CLIPPED 0x2000
#define FACE_CCW FACE_CLIPPED // 3DO only
#define FACE_FLAT 0x1000
#define FACE_SPRITE 0x0800
#define FACE_SHADOW (FACE_COLORED | FACE_FLAT | FACE_SPRITE)
#define FACE_TEXTURE 0x07FF
#define FACE_CCW (1 << 31) // 3DO only
#define FACE_MIP_SHIFT 11 // 3DO only
#define NOT_ENEMY -0x4000 // default hp for non enemies
#define NO_ROOM 0xFF
#define NO_MODEL 0xFF
@@ -583,7 +585,8 @@ struct Matrix
#endif
};
struct Quad {
struct Quad
{
#ifdef __3DO__
Index indices[4];
uint32 flags;
@@ -593,12 +596,20 @@ struct Quad {
#endif
};
struct Triangle {
struct Triangle
{
#ifdef __3DO__
Index indices[3];
uint16 _unused;
uint32 flags;
#else
Index indices[3];
uint16 flags;
#endif
};
struct RectMinMax {
struct RectMinMax
{
int32 x0;
int32 y0;
int32 x1;
@@ -2007,7 +2018,6 @@ extern ItemObj items[MAX_ITEMS];
// level data
extern bool enableClipping;
extern bool enableMaxSort;
template <class T>
X_INLINE void swap(T &a, T &b) {

2
src/fixed/draw.h
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@@ -802,9 +802,7 @@ void drawRoom(const Room* room, Camera* camera)
{
PROFILE(CNT_ADD);
enableMaxSort = true;
faceAddRoom(data.quads, info->quadsCount, data.triangles, info->trianglesCount, startVertex);
enableMaxSort = false;
}
matrixPop();

14
src/fixed/game.h
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@@ -109,18 +109,8 @@ struct Game
drawInit();
#ifdef __3DO__
/*
if (gLevelID == 0)
{
players[0]->angle.y += ANGLE_180;
players[0]->pos.x += 1024;
}
if (gLevelID == 1)
{
players[0]->pos.z += 1024;
}
*/
//players[0]->angle.y += ANGLE_180;
//players[0]->pos.x += 1024;
#endif
}

1
src/platform/3do/Makefile
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@@ -34,7 +34,6 @@ LIBS = \
$(LIBPATH)/filesystem.lib \
$(LIBPATH)/graphics.lib \
$(LIBPATH)/input.lib \
$(LIBPATH)/exampleslib.lib \
SRC_S = $(wildcard *.s)
SRC_C = $(wildcard *.c)

28
src/platform/3do/main.cpp
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@@ -253,15 +253,17 @@ void* osLoadLevel(const char* name)
{
char buf[32];
sprintf(buf, "data/%s.3DO", name);
sprintf(buf, "data/%s.D", name);
readFile(buf, RAM_LVL, MAX_RAM_LVL);
sprintf(buf, "data/%s.TEX", name);
sprintf(buf, "data/%s.V", name);
readFile(buf, RAM_TEX, MAX_RAM_TEX);
return RAM_LVL;
}
bool useMips = true;
int main(int argc, char *argv[])
{
printf("OpenLara 3DO\n");
@@ -297,9 +299,9 @@ int main(int argc, char *argv[])
RAM_TEX = AllocMem(MAX_RAM_TEX, MEMTYPE_VRAM);
uint8* mem = (uint8*)AllocMem(MAX_RAM_LVL + MAX_RAM_CEL, MEMTYPE_DRAM);
RAM_LVL = mem;
RAM_CEL = mem + MAX_RAM_LVL;
uint8* memDRAM = (uint8*)AllocMem(MAX_RAM_LVL + MAX_RAM_CEL, MEMTYPE_DRAM);
RAM_LVL = memDRAM;
RAM_CEL = memDRAM + MAX_RAM_LVL;
if (!RAM_LVL) printf("RAM_LVL failed!\n");
if (!RAM_TEX) printf("RAM_TEX failed!\n");
@@ -307,6 +309,11 @@ int main(int argc, char *argv[])
game.init(gLevelNames[gLevelID]);
AvailMem(&memInfoVRAM, MEMTYPE_DRAM);
printf("DRAM: %d\n", memInfoVRAM.minfo_SysFree);
AvailMem(&memInfoVRAM, MEMTYPE_VRAM);
printf("VRAM: %d\n", memInfoVRAM.minfo_SysFree);
GetVBLTime(irqVBL, NULL, &lastFrame);
lastFrame /= 2;
lastFrame--;
@@ -338,9 +345,14 @@ int main(int argc, char *argv[])
if ((keys & IK_SELECT) && !(oldKeys & IK_SELECT))
{
gLevelID = (gLevelID + 1) % (sizeof(gLevelNames) / sizeof(gLevelNames[0]));
game.startLevel(gLevelNames[gLevelID]);
lastFrame = frame - 1;
if (useMips) {
useMips = false;
} else {
useMips = true;
// gLevelID = (gLevelID + 1) % (sizeof(gLevelNames) / sizeof(gLevelNames[0]));
// game.startLevel(gLevelNames[gLevelID]);
// lastFrame = frame - 1;
}
}
int32 updateTime = osGetSystemTimeMS();

154
src/platform/3do/render_cel.cpp
View File

@@ -8,18 +8,12 @@ struct Vertex
uint16* gPalette;
int32 gPaletteOffset; // offset to the default or underwater PLUTs
extern uint8 lightmap[256 * 32];
extern Level level;
extern const Sprite* sprites;
extern const uint8* tiles;
extern int32 lightAmbient;
extern int32 randTable[MAX_RAND_TABLE];
extern int32 caustics[MAX_CAUSTICS];
extern int32 causticsFrame;
const uint8* tile;
const Sprite* sprite;
int32 gVerticesCount;
int32 gFacesCount;
@@ -39,10 +33,10 @@ RectMinMax viewportRel;
bool enableAlphaTest;
bool enableClipping;
bool enableMaxSort;
bool secondPalette;
#define SHADOW_OPACITY 3 // 50%
#define MIP_DIST (1024 * 5)
extern Item screenItem;
@@ -67,9 +61,33 @@ enum ShadeValue
SHADE_14 = DUP16( PPMPC_MF_6 | PPMPC_SF_8 | PPMPC_2D_2 | PPMPC_2S_PDC ), // 14/16
SHADE_15 = DUP16( PPMPC_MF_7 | PPMPC_SF_8 | PPMPC_2D_2 | PPMPC_2S_PDC ), // 15/16
SHADE_16 = DUP16( PPMPC_MF_8 | PPMPC_SF_8 ), // 1
SHADE_17 = DUP16( PPMPC_MF_1 | PPMPC_SF_16 | PPMPC_2S_PDC ), // 1 + 1/16
SHADE_18 = DUP16( PPMPC_MF_2 | PPMPC_SF_16 | PPMPC_2S_PDC ), // 1 + 2/16
SHADE_19 = DUP16( PPMPC_MF_3 | PPMPC_SF_16 | PPMPC_2S_PDC ), // 1 + 3/16
SHADE_20 = DUP16( PPMPC_MF_4 | PPMPC_SF_16 | PPMPC_2S_PDC ), // 1 + 4/16
SHADE_21 = DUP16( PPMPC_MF_5 | PPMPC_SF_16 | PPMPC_2S_PDC ), // 1 + 5/16
SHADE_22 = DUP16( PPMPC_MF_6 | PPMPC_SF_16 | PPMPC_2S_PDC ), // 1 + 6/16
SHADE_23 = DUP16( PPMPC_MF_7 | PPMPC_SF_16 | PPMPC_2S_PDC ), // 1 + 7/16
SHADE_24 = DUP16( PPMPC_MF_8 | PPMPC_SF_16 | PPMPC_2S_PDC ), // 1 + 8/16
};
static const uint32 shadeTable[16] = {
static const uint32 shadeTable[32] = {
SHADE_24,
SHADE_24,
SHADE_23,
SHADE_23,
SHADE_22,
SHADE_22,
SHADE_21,
SHADE_21,
SHADE_20,
SHADE_20,
SHADE_19,
SHADE_19,
SHADE_18,
SHADE_18,
SHADE_17,
SHADE_17,
SHADE_16,
SHADE_15,
SHADE_14,
@@ -197,9 +215,11 @@ bool transformBoxRect(const AABBs* box, RectMinMax* rect)
for (int32 i = 0; i < 8; i++)
{
if (v[i].z < (VIEW_MIN_F >> FIXED_SHIFT) || v[i].z >= (VIEW_MAX_F >> FIXED_SHIFT)) {
if (v[i].z <= 0)
return false;
if (v[i].z >= (VIEW_MAX_F >> FIXED_SHIFT))
continue;
}
if (v[i].x < rect->x0) rect->x0 = v[i].x;
if (v[i].x > rect->x1) rect->x1 = v[i].x;
@@ -298,7 +318,7 @@ void transformMesh(const MeshVertex* vertices, int32 vCount, const uint16* vInte
int32 y0 = viewportRel.y0;
int32 x1 = viewportRel.x1;
int32 y1 = viewportRel.y1;
/*
res = &gVertices[gVerticesCount];
uint8* clip = &gClip[gVerticesCount];
@@ -310,7 +330,7 @@ void transformMesh(const MeshVertex* vertices, int32 vCount, const uint16* vInte
*clip = enableClipping ? classify(res, x0, y0, x1, y1) : 0;
}
}
*/
gVerticesCount += vCount;
}
@@ -321,6 +341,9 @@ void transformMesh(const MeshVertex* vertices, int32 vCount, const uint16* vInte
X_INLINE Face* faceAdd(int32 depth)
{
if (depth < 0) depth = 0;
if (depth > OT_SIZE - 1) depth = OT_SIZE - 1;
if (depth < otMin) otMin = depth;
if (depth > otMax) otMax = depth;
@@ -391,7 +414,9 @@ X_INLINE void ccbSetColor(Face* face, uint32 flags)
face->ccb_SourcePtr = (CelData*)&gPalette[flags & 0xFF];
}
void faceAddRoomQuad(uint32 flags, const Index* indices, int32 startVertex32)
extern bool useMips;
X_INLINE void faceAddRoomQuad(uint32 flags, const Index* indices, int32 startVertex32)
{
uint32 i01 = startVertex32 + ((uint32*)indices)[0];
uint32 i23 = startVertex32 + ((uint32*)indices)[1];
@@ -446,22 +471,20 @@ void faceAddRoomQuad(uint32 flags, const Index* indices, int32 startVertex32)
Face* f = faceAdd(depth);
//int32 fade = flags >> (24 + 4);
//f->ccb_PIXC = shadeTable[fade];
int32 fade = depth << OT_SHIFT;
if (fade > FOG_MIN)
{
fade = (fade - FOG_MIN) >> 8;
if (fade > 15) {
fade = 15;
}
f->ccb_PIXC = shadeTable[fade];
} else {
f->ccb_PIXC = SHADE_16;
uint32 intensity = (flags >> (FACE_MIP_SHIFT + FACE_MIP_SHIFT)) & 0xFF;
if (depth > (FOG_MIN >> OT_SHIFT)) {
intensity += (depth - (FOG_MIN >> OT_SHIFT)) >> 1;
intensity = X_MIN(intensity, 255);
}
gTexture = level.textures + (flags & FACE_TEXTURE);
f->ccb_PIXC = shadeTable[intensity >> 3];
uint32 texIndex = flags;
if (useMips)
if (depth > (MIP_DIST >> OT_SHIFT)) {
texIndex >>= FACE_MIP_SHIFT;
}
gTexture = level.textures + (texIndex & FACE_TEXTURE);
ccbSetTexture(f, gTexture);
int32 x0 = v0->x;
@@ -495,7 +518,7 @@ void faceAddRoomQuad(uint32 flags, const Index* indices, int32 startVertex32)
f->ccb_HDDY = (hdy1 - hdy0) >> (16 - hs);
}
void faceAddRoomTriangle(uint32 flags, const Index* indices, int32 startVertex32)
X_INLINE void faceAddRoomTriangle(uint32 flags, const Index* indices, int32 startVertex32)
{
uint32 i01 = ((uint32*)indices)[0] + startVertex32;
uint32 i23 = ((uint32*)indices)[1] + startVertex32;
@@ -525,19 +548,20 @@ void faceAddRoomTriangle(uint32 flags, const Index* indices, int32 startVertex32
Face* f = faceAdd(depth);
int32 fade = depth << OT_SHIFT;
if (fade > FOG_MIN)
{
fade = (fade - FOG_MIN) >> 8;
if (fade > 15) {
fade = 15;
}
f->ccb_PIXC = shadeTable[fade];
} else {
f->ccb_PIXC = SHADE_16;
uint32 intensity = (flags >> (FACE_MIP_SHIFT + FACE_MIP_SHIFT)) & 0xFF;
if (depth > (FOG_MIN >> OT_SHIFT)) {
intensity += (depth - (FOG_MIN >> OT_SHIFT)) >> 1;
intensity = X_MIN(intensity, 255);
}
gTexture = level.textures + (flags & FACE_TEXTURE);
f->ccb_PIXC = shadeTable[intensity >> 3];
uint32 texIndex = flags;
if (useMips)
if (depth > (MIP_DIST >> OT_SHIFT)) {
texIndex >>= FACE_MIP_SHIFT;
}
gTexture = level.textures + (texIndex & FACE_TEXTURE);
ccbSetTexture(f, gTexture);
int32 x0 = v0->x;
@@ -567,7 +591,7 @@ void faceAddRoomTriangle(uint32 flags, const Index* indices, int32 startVertex32
f->ccb_HDDY = -hdy0 >> (16 - hs);
}
void faceAddMeshQuad(uint32 flags, const Index* indices, int32 startVertex32, uint32 shade)
X_INLINE void faceAddMeshQuad(uint32 flags, const Index* indices, int32 startVertex32, uint32 shade)
{
uint32 i01 = startVertex32 + ((uint32*)indices)[0];
uint32 i23 = startVertex32 + ((uint32*)indices)[1];
@@ -576,7 +600,7 @@ void faceAddMeshQuad(uint32 flags, const Index* indices, int32 startVertex32, ui
uint32 i1 = (i01 & 0xFFFF);
uint32 i2 = (i23 >> 16);
uint32 i3 = (i23 & 0xFFFF);
/*
uint8 c0 = gClip[i0];
uint8 c1 = gClip[i1];
uint8 c2 = gClip[i2];
@@ -587,7 +611,7 @@ void faceAddMeshQuad(uint32 flags, const Index* indices, int32 startVertex32, ui
if (c0 == 32 || c1 == 32 || c2 == 32 || c3 == 32)
return;
*/
const Vertex* v0 = gVertices + i0;
const Vertex* v1 = gVertices + i1;
const Vertex* v2 = gVertices + i2;
@@ -635,7 +659,7 @@ void faceAddMeshQuad(uint32 flags, const Index* indices, int32 startVertex32, ui
f->ccb_HDDY = (hdy1 - hdy0) >> (16 - hs);
}
void faceAddMeshTriangle(uint32 flags, const Index* indices, int32 startVertex32, uint32 shade)
X_INLINE void faceAddMeshTriangle(uint32 flags, const Index* indices, int32 startVertex32, uint32 shade)
{
uint32 i01 = ((uint32*)indices)[0] + startVertex32;
uint32 i23 = ((uint32*)indices)[1] + startVertex32;
@@ -643,7 +667,7 @@ void faceAddMeshTriangle(uint32 flags, const Index* indices, int32 startVertex32
uint32 i0 = (i01 >> 16);
uint32 i1 = (i01 & 0xFFFF);
uint32 i2 = (i23 >> 16);
/*
uint8 c0 = gClip[i0];
uint8 c1 = gClip[i1];
uint8 c2 = gClip[i2];
@@ -653,7 +677,7 @@ void faceAddMeshTriangle(uint32 flags, const Index* indices, int32 startVertex32
if (c0 == 32 || c1 == 32 || c2 == 32)
return;
*/
const Vertex* v0 = gVertices + i0;
const Vertex* v1 = gVertices + i1;
const Vertex* v2 = gVertices + i2;
@@ -696,7 +720,7 @@ void faceAddMeshTriangle(uint32 flags, const Index* indices, int32 startVertex32
f->ccb_HDDY = -hdy0 >> (16 - hs);
}
void faceAddMeshQuadFlat(uint32 flags, const Index* indices, int32 startVertex32, uint32 shade)
X_INLINE void faceAddMeshQuadFlat(uint32 flags, const Index* indices, int32 startVertex32, uint32 shade)
{
uint32 i01 = startVertex32 + ((uint32*)indices)[0];
uint32 i23 = startVertex32 + ((uint32*)indices)[1];
@@ -705,7 +729,7 @@ void faceAddMeshQuadFlat(uint32 flags, const Index* indices, int32 startVertex32
uint32 i1 = (i01 & 0xFFFF);
uint32 i2 = (i23 >> 16);
uint32 i3 = (i23 & 0xFFFF);
/*
uint8 c0 = gClip[i0];
uint8 c1 = gClip[i1];
uint8 c2 = gClip[i2];
@@ -716,13 +740,13 @@ void faceAddMeshQuadFlat(uint32 flags, const Index* indices, int32 startVertex32
if (c0 == 32 || c1 == 32 || c2 == 32 || c3 == 32)
return;
*/
const Vertex* v0 = gVertices + i0;
const Vertex* v1 = gVertices + i1;
const Vertex* v2 = gVertices + i2;
const Vertex* v3 = gVertices + i3;
if (checkBackface(v0, v1, v2) == !(flags & FACE_CCW))
if (checkBackface(v0, v1, v2))
return;
int32 depth = DEPTH_Q_AVG();
@@ -760,7 +784,7 @@ void faceAddMeshQuadFlat(uint32 flags, const Index* indices, int32 startVertex32
f->ccb_HDDY = (hdy1 - hdy0);
}
void faceAddMeshTriangleFlat(uint32 flags, const Index* indices, int32 startVertex32, uint32 shade)
X_INLINE void faceAddMeshTriangleFlat(uint32 flags, const Index* indices, int32 startVertex32, uint32 shade)
{
uint32 i01 = ((uint32*)indices)[0] + startVertex32;
uint32 i23 = ((uint32*)indices)[1] + startVertex32;
@@ -768,7 +792,7 @@ void faceAddMeshTriangleFlat(uint32 flags, const Index* indices, int32 startVert
uint32 i0 = (i01 >> 16);
uint32 i1 = (i01 & 0xFFFF);
uint32 i2 = (i23 >> 16);
/*
uint8 c0 = gClip[i0];
uint8 c1 = gClip[i1];
uint8 c2 = gClip[i2];
@@ -778,7 +802,7 @@ void faceAddMeshTriangleFlat(uint32 flags, const Index* indices, int32 startVert
if (c0 == 32 || c1 == 32 || c2 == 32)
return;
*/
const Vertex* v0 = gVertices + i0;
const Vertex* v1 = gVertices + i1;
const Vertex* v2 = gVertices + i2;
@@ -895,18 +919,14 @@ void faceAddSprite(int32 vx, int32 vy, int32 vz, int32 vg, int32 index)
Face* f = faceAdd(depth);
int32 fade = depth << OT_SHIFT;
if (fade > FOG_MIN)
{
fade = (fade - FOG_MIN) >> 8;
if (fade > 15) {
fade = 15;
}
f->ccb_PIXC = shadeTable[fade];
} else {
f->ccb_PIXC = SHADE_16;
if (depth > (FOG_MIN >> OT_SHIFT)) {
vg += (depth - (FOG_MIN >> OT_SHIFT)) << 4;
vg = X_MIN(vg, 8191);
}
vg >>= 8;
f->ccb_PIXC = shadeTable[vg];
Texture* texture = level.textures + sprite->texture;
ccbSetTexture(f, texture);
@@ -948,12 +968,12 @@ void faceAddRoom(const Quad* quads, int32 qCount, const Triangle* triangles, int
{
startVertex |= startVertex << 16;
for (int32 i = 0; i < qCount; i++) {
faceAddRoomQuad(quads[i].flags, quads[i].indices, startVertex);
for (int32 i = 0; i < qCount; i++, quads++) {
faceAddRoomQuad(quads->flags, quads->indices, startVertex);
}
for (int32 i = 0; i < tCount; i++) {
faceAddRoomTriangle(triangles[i].flags, triangles[i].indices, startVertex);
for (int32 i = 0; i < tCount; i++, triangles++) {
faceAddRoomTriangle(triangles->flags, triangles->indices, startVertex);
}
}
@@ -963,7 +983,7 @@ void faceAddMesh(const Quad* rFaces, const Quad* crFaces, const Triangle* tFaces
uint32 shade;
if (lightAmbient > 4096) {
shade = shadeTable[(lightAmbient - 4096) >> 8];
shade = shadeTable[lightAmbient >> 8];
} else {
shade = SHADE_16;
}

34
src/platform/3do/sound.cpp
View File

@@ -11,6 +11,8 @@ struct Channel
Item frequency;
Item amplitude;
Item playing; // TODO
void setPitch(uint32 value)
{
TweakKnob(frequency, value);
@@ -66,6 +68,15 @@ void sndInit()
void sndInitSamples()
{
for (int32 i = 0; i < SND_CHANNELS; i++)
{
StopInstrument(channels[i].sample, NULL);
if (channels[i].attach) {
DetachSample(channels[i].attach);
}
channels[i].playing = NULL;
}
for (int32 i = 0; i < level.soundOffsetsCount; i++)
{
uint8* data = (uint8*)level.soundData + level.soundOffsets[i];
@@ -86,6 +97,27 @@ int32 idx = 0;
void* sndPlaySample(int32 index, int32 volume, int32 pitch, int32 mode)
{
if (mode == UNIQUE || mode == REPLAY)
{
for (int32 i = 0; i < SND_CHANNELS; i++)
{
if (channels[i].playing != samples[index])
continue;
channels[i].setVolume(0x7FFF * volume >> SND_VOL_SHIFT);
channels[i].setPitch(0x2000 * pitch >> SND_PITCH_SHIFT);
//if (mode == REPLAY) TODO
{
StopInstrument(channels[i].sample, NULL);
StartInstrument(channels[i].sample, NULL);
}
return (void*)channels[i].sample;
}
}
// TODO
idx = (idx + 1) % SND_CHANNELS;
StopInstrument(channels[idx].sample, NULL);
@@ -94,6 +126,8 @@ void* sndPlaySample(int32 index, int32 volume, int32 pitch, int32 mode)
}
channels[idx].attach = AttachSample(channels[idx].sample, samples[index], NULL);
channels[idx].playing = samples[index];
StartInstrument(channels[idx].sample, NULL);
channels[idx].setVolume(0x7FFF * volume >> SND_VOL_SHIFT);