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-rw-r--r--src/engine/fox_bg.c152
1 files changed, 132 insertions, 20 deletions
diff --git a/src/engine/fox_bg.c b/src/engine/fox_bg.c
index ac9683d6..31c6c59f 100644
--- a/src/engine/fox_bg.c
+++ b/src/engine/fox_bg.c
@@ -27,6 +27,8 @@
#include "water_effect.inc"
+#include <libultra/gbi.h>
+
f32 gWarpZoneBgAlpha;
u8 D_bg_8015F964; // related to water surfaces
f32 D_bg_8015F968; // heat shimmer effect for SO and TI?
@@ -1386,10 +1388,32 @@ void Background_DrawGround(void) {
if (gLevelMode == LEVELMODE_ON_RAILS) {
gDPSetTextureImage(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 1, SEGMENTED_TO_VIRTUAL(D_CO_601B6C0));
- temp_s0 = fabsf(Math_ModF(2.0f * (gPathTexScroll * 0.2133333f), 128.0f)); // 0.64f / 3.0f
- temp_fv0 = Math_ModF((10000.0f - gPlayer[gPlayerNum].xPath) * 0.32f, 128.0f);
- gDPSetupTile(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
- G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+
+ int interpolatedFrames = GameEngine_GetInterpolationFrameCount();
+
+ temp_s0 = fabsf(Math_ModF(2.0f * (gPathTexScroll * 0.2133333f), 128.0f)); // 0.64f / 3.0f
+ temp_fv0 = Math_ModF((10000.0f - gPlayer[gPlayerNum].xPath) * 0.32f, 128.0f);
+
+ float xScroll = temp_fv0;
+ float yScroll = temp_s0;
+
+ float inc = (2.0f * (gPathTexScroll - gLastPathTexScroll) * 0.2133333f) / (float)interpolatedFrames;
+
+ for (int i = 0; i < interpolatedFrames; i++)
+ {
+ gDPSetInterpolation(gMasterDisp++, i);
+
+ gDPSetupTile2(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
+ G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+
+ gDPSetTileSizeInterp(gMasterDisp, G_TX_RENDERTILE, xScroll, yScroll, 32 << 2, 32 << 2);
+
+ gMasterDisp += 3;
+
+ yScroll += inc >= 0 ? inc : -inc;
+ yScroll = fabs(Math_ModF(yScroll, 128.0f));
+ }
+
switch (gGroundSurface) {
case SURFACE_GRASS:
gDPLoadTileTexture(gMasterDisp++, D_CO_601B6C0, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32);
@@ -1482,10 +1506,34 @@ void Background_DrawGround(void) {
break;
}
gDPSetTextureImage(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 1, sp1C4);
- temp_s0 = fabsf(Math_ModF(2.0f * (gPathTexScroll * 0.2133333f), 128.0f));
- temp_fv0 = Math_ModF((10000.0f - gPlayer[gPlayerNum].xPath) * 0.32f, 128.0f);
- gDPSetupTile(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
- G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+
+ //gDPSetupTile(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
+ //G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+
+ int interpolatedFrames = GameEngine_GetInterpolationFrameCount();
+
+ temp_s0 = fabsf(Math_ModF(2.0f * (gPathTexScroll * 0.2133333f), 128.0f));
+ temp_fv0 = Math_ModF((10000.0f - gPlayer[gPlayerNum].xPath) * 0.32f, 128.0f);
+
+ float xScroll = temp_fv0;
+ float yScroll = temp_s0;
+
+ float inc = (2.0f * (gPathTexScroll - gLastPathTexScroll) * 0.2133333f) / (float)interpolatedFrames;
+
+ for (int i = 0; i < interpolatedFrames; i++)
+ {
+ gDPSetInterpolation(gMasterDisp++, i);
+
+ gDPSetupTile2(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
+ G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+
+ gDPSetTileSizeInterp(gMasterDisp, G_TX_RENDERTILE, xScroll, yScroll, 32 << 2, 32 << 2);
+
+ gMasterDisp += 3;
+
+ yScroll += inc >= 0 ? inc : -inc;
+ yScroll = fabs(Math_ModF(yScroll, 128.0f));
+ }
// CENTER FAR
Matrix_Push(&gGfxMatrix);
@@ -1569,10 +1617,31 @@ void Background_DrawGround(void) {
// gPathTexScroll -= (32.0f * 36.7f) / 2.0f;
// }
gDPSetTextureImage(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 1, sp1C4);
- temp_s0 = fabsf(Math_ModF(2.0f * (gPathTexScroll * 0.2133333f), 128.0f)); // 0.64f / 3.0f
- temp_fv0 = Math_ModF((10000.0f - gPlayer[gPlayerNum].xPath) * 0.32f, 128.0f);
- gDPSetupTile(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
- G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+
+ int interpolatedFrames = GameEngine_GetInterpolationFrameCount();
+
+ temp_s0 = fabsf(Math_ModF(2.0f * (gPathTexScroll * 0.2133333f), 128.0f)); // 0.64f / 3.0f
+ temp_fv0 = Math_ModF((10000.0f - gPlayer[gPlayerNum].xPath) * 0.32f, 128.0f);
+
+ float xScroll = temp_fv0;
+ float yScroll = temp_s0;
+
+ float inc = (2.0f * (gPathTexScroll - gLastPathTexScroll) * 0.2133333f) / (float)interpolatedFrames;
+
+ for (int i = 0; i < interpolatedFrames; i++)
+ {
+ gDPSetInterpolation(gMasterDisp++, i);
+
+ gDPSetupTile2(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
+ G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+
+ gDPSetTileSizeInterp(gMasterDisp, G_TX_RENDERTILE, xScroll, yScroll, 32 << 2, 32 << 2);
+
+ gMasterDisp += 3;
+
+ yScroll += inc >= 0 ? inc : -inc;
+ yScroll = fabs(Math_ModF(yScroll, 128.0f));
+ }
// Original Display (Center)
Matrix_Push(&gGfxMatrix);
@@ -1641,11 +1710,32 @@ void Background_DrawGround(void) {
gDPLoadTileTexture(gMasterDisp++, SEGMENTED_TO_VIRTUAL(D_AQ_600AB68), G_IM_FMT_RGBA, G_IM_SIZ_16b, 32,
32);
gDPSetTextureImage(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 1, SEGMENTED_TO_VIRTUAL(D_AQ_600AB68));
- temp_s0 = fabsf(Math_ModF(2.0f * (gPathTexScroll * 0.2133333f), 128.0f));
- temp_fv0 = Math_ModF((10000.0f - gPlayer[gPlayerNum].xPath) * 0.32f, 128.0f);
- gDPSetupTile(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
- G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+ int interpolatedFrames = GameEngine_GetInterpolationFrameCount();
+
+ temp_s0 = fabsf(Math_ModF(2.0f * (gPathTexScroll * 0.2133333f), 128.0f));
+ temp_fv0 = Math_ModF((10000.0f - gPlayer[gPlayerNum].xPath) * 0.32f, 128.0f);
+
+ float xScroll = temp_fv0;
+ float yScroll = temp_s0;
+
+ float inc = (2.0f * (gPathTexScroll - gLastPathTexScroll) * 0.2133333f) / (float)interpolatedFrames;
+
+ for (int i = 0; i < interpolatedFrames; i++)
+ {
+ gDPSetInterpolation(gMasterDisp++, i);
+
+ gDPSetupTile2(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
+ G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+
+ gDPSetTileSizeInterp(gMasterDisp, G_TX_RENDERTILE, xScroll, yScroll, 32 << 2, 32 << 2);
+
+ gMasterDisp += 3;
+
+ yScroll += inc >= 0 ? inc : -inc;
+ yScroll = fabs(Math_ModF(yScroll, 128.0f));
+ }
+
// CENTER FAR
Matrix_Push(&gGfxMatrix);
Matrix_Translate(gGfxMatrix, 0.0f, 0.0f, -3000.0f, MTXF_APPLY);
@@ -1695,10 +1785,32 @@ void Background_DrawGround(void) {
gDPLoadTileTexture(gMasterDisp++, SEGMENTED_TO_VIRTUAL(D_AQ_602ACC0), G_IM_FMT_RGBA, G_IM_SIZ_16b, 32,
32);
gDPSetTextureImage(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 1, SEGMENTED_TO_VIRTUAL(D_AQ_602ACC0));
- temp_s0 = fabsf(Math_ModF(2.0f * (gPathTexScroll * 0.2133333f), 128.0f));
- temp_fv0 = Math_ModF((10000.0f - gPlayer[gPlayerNum].xPath) * 0.32f, 128.0f);
- gDPSetupTile(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
- G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+
+ int interpolatedFrames = GameEngine_GetInterpolationFrameCount();
+
+ temp_s0 = fabsf(Math_ModF(2.0f * (gPathTexScroll * 0.2133333f), 128.0f));
+ temp_fv0 = Math_ModF((10000.0f - gPlayer[gPlayerNum].xPath) * 0.32f, 128.0f);
+
+ float xScroll = temp_fv0;
+ float yScroll = temp_s0;
+
+ float inc = (2.0f * (gPathTexScroll - gLastPathTexScroll) * 0.2133333f) / (float)interpolatedFrames;
+
+ for (int i = 0; i < interpolatedFrames; i++)
+ {
+ gDPSetInterpolation(gMasterDisp++, i);
+
+ gDPSetupTile2(gMasterDisp++, G_IM_FMT_RGBA, G_IM_SIZ_16b, 32, 32, temp_fv0, temp_s0,
+ G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, 5, 5, G_TX_NOLOD, G_TX_NOLOD);
+
+ gDPSetTileSizeInterp(gMasterDisp, G_TX_RENDERTILE, xScroll, yScroll, 32 << 2, 32 << 2);
+
+ gMasterDisp += 3;
+
+ yScroll += inc >= 0 ? inc : -inc;
+ yScroll = fabs(Math_ModF(yScroll, 128.0f));
+ }
+
if (gAqDrawMode != 0) {
RCP_SetupDL(&gMasterDisp, SETUPDL_47);
} else {
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