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4jcraft/Minecraft.Client/Rendering/EntityRenderers/ItemInHandRenderer.cpp
Tropical c9b90cae2c chore: format everything
2026-03-30 02:17:54 -05:00

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#include "../../Platform/stdafx.h"
#include "ItemInHandRenderer.h"
#include "TileRenderer.h"
#include "../Tesselator.h"
#include "../../Textures/Textures.h"
#include "../../Textures/TextureAtlas.h"
#include "EntityRenderer.h"
#include "PlayerRenderer.h"
#include "EntityRenderDispatcher.h"
#include "../Lighting.h"
#include "../../Player/MultiPlayerLocalPlayer.h"
#include "../Minimap.h"
#include "../../Level/MultiPlayerLevel.h"
#include "../../../Minecraft.World/Headers/net.minecraft.world.item.h"
#include "../../../Minecraft.World/Headers/net.minecraft.world.level.tile.h"
#include "../../../Minecraft.World/Headers/net.minecraft.world.entity.h"
#include "../../../Minecraft.World/Headers/net.minecraft.world.entity.player.h"
#include "../../../Minecraft.World/Headers/net.minecraft.world.level.h"
#include "../../../Minecraft.World/Headers/net.minecraft.world.h"
ResourceLocation ItemInHandRenderer::ENCHANT_GLINT_LOCATION =
ResourceLocation(TN__BLUR__MISC_GLINT);
ResourceLocation ItemInHandRenderer::MAP_BACKGROUND_LOCATION =
ResourceLocation(TN_MISC_MAPBG);
ResourceLocation ItemInHandRenderer::UNDERWATER_LOCATION =
ResourceLocation(TN_MISC_WATER);
int ItemInHandRenderer::listItem = -1;
int ItemInHandRenderer::listTerrain = -1;
int ItemInHandRenderer::listGlint = -1;
ItemInHandRenderer::ItemInHandRenderer(Minecraft* minecraft,
bool optimisedMinimap) {
// 4J - added
height = 0;
oHeight = 0;
selectedItem = nullptr;
tileRenderer = new TileRenderer();
lastSlot = -1;
this->minecraft = minecraft;
minimap = new Minimap(minecraft->font, minecraft->options,
minecraft->textures, optimisedMinimap);
// 4J - replaced mesh that is used to render held items with individual
// cubes, so we can make it all join up properly without seams. This has a
// lot more quads in it than the original, so is now precompiled with a UV
// matrix offset to put it in the final place for the current icon. Compile
// it on demand for the first ItemInHandRenderer (list is static)
if (listItem == -1) {
listItem = MemoryTracker::genLists(1);
float dd = 1 / 16.0f;
glNewList(listItem, GL_COMPILE);
Tesselator* t = Tesselator::getInstance();
t->begin();
for (int yp = 0; yp < 16; yp++)
for (int xp = 0; xp < 16; xp++) {
float u = (15 - xp) / 256.0f;
float v = (15 - yp) / 256.0f;
u += 0.5f / 256.0f;
v += 0.5f / 256.0f;
float x0 = xp / 16.0f;
float x1 = x0 + 1.0f / 16.0f;
float y0 = yp / 16.0f;
float y1 = y0 + 1.0f / 16.0f;
float z0 = 0.0f;
float z1 = -dd;
t->normal(0, 0, 1);
t->vertexUV(x0, y0, z0, u, v);
t->vertexUV(x1, y0, z0, u, v);
t->vertexUV(x1, y1, z0, u, v);
t->vertexUV(x0, y1, z0, u, v);
t->normal(0, 0, -1);
t->vertexUV(x0, y1, z1, u, v);
t->vertexUV(x1, y1, z1, u, v);
t->vertexUV(x1, y0, z1, u, v);
t->vertexUV(x0, y0, z1, u, v);
t->normal(-1, 0, 0);
t->vertexUV(x0, y0, z1, u, v);
t->vertexUV(x0, y0, z0, u, v);
t->vertexUV(x0, y1, z0, u, v);
t->vertexUV(x0, y1, z1, u, v);
t->normal(1, 0, 0);
t->vertexUV(x1, y1, z1, u, v);
t->vertexUV(x1, y1, z0, u, v);
t->vertexUV(x1, y0, z0, u, v);
t->vertexUV(x1, y0, z1, u, v);
t->normal(0, 1, 0);
t->vertexUV(x1, y0, z0, u, v);
t->vertexUV(x0, y0, z0, u, v);
t->vertexUV(x0, y0, z1, u, v);
t->vertexUV(x1, y0, z1, u, v);
t->normal(0, -1, 0);
t->vertexUV(x1, y1, z1, u, v);
t->vertexUV(x0, y1, z1, u, v);
t->vertexUV(x0, y1, z0, u, v);
t->vertexUV(x1, y1, z0, u, v);
}
t->end();
glEndList();
}
// Terrain texture is a different layout from the item texture
if (listTerrain == -1) {
listTerrain = MemoryTracker::genLists(1);
float dd = 1 / 16.0f;
glNewList(listTerrain, GL_COMPILE);
Tesselator* t = Tesselator::getInstance();
t->begin();
for (int yp = 0; yp < 16; yp++)
for (int xp = 0; xp < 16; xp++) {
float u = (15 - xp) / 256.0f;
float v = (15 - yp) / 512.0f;
u += 0.5f / 256.0f;
v += 0.5f / 512.0f;
float x0 = xp / 16.0f;
float x1 = x0 + 1.0f / 16.0f;
float y0 = yp / 16.0f;
float y1 = y0 + 1.0f / 16.0f;
float z0 = 0.0f;
float z1 = -dd;
t->normal(0, 0, 1);
t->vertexUV(x0, y0, z0, u, v);
t->vertexUV(x1, y0, z0, u, v);
t->vertexUV(x1, y1, z0, u, v);
t->vertexUV(x0, y1, z0, u, v);
t->normal(0, 0, -1);
t->vertexUV(x0, y1, z1, u, v);
t->vertexUV(x1, y1, z1, u, v);
t->vertexUV(x1, y0, z1, u, v);
t->vertexUV(x0, y0, z1, u, v);
t->normal(-1, 0, 0);
t->vertexUV(x0, y0, z1, u, v);
t->vertexUV(x0, y0, z0, u, v);
t->vertexUV(x0, y1, z0, u, v);
t->vertexUV(x0, y1, z1, u, v);
t->normal(1, 0, 0);
t->vertexUV(x1, y1, z1, u, v);
t->vertexUV(x1, y1, z0, u, v);
t->vertexUV(x1, y0, z0, u, v);
t->vertexUV(x1, y0, z1, u, v);
t->normal(0, 1, 0);
t->vertexUV(x1, y0, z0, u, v);
t->vertexUV(x0, y0, z0, u, v);
t->vertexUV(x0, y0, z1, u, v);
t->vertexUV(x1, y0, z1, u, v);
t->normal(0, -1, 0);
t->vertexUV(x1, y1, z1, u, v);
t->vertexUV(x0, y1, z1, u, v);
t->vertexUV(x0, y1, z0, u, v);
t->vertexUV(x1, y1, z0, u, v);
}
t->end();
glEndList();
}
// Also create special object for glint overlays - this is the same as the
// previous one, with a different UV scalings, and depth test set to equal
if (listGlint == -1) {
listGlint = MemoryTracker::genLists(1);
float dd = 1 / 16.0f;
glNewList(listGlint, GL_COMPILE);
glDepthFunc(GL_EQUAL);
Tesselator* t = Tesselator::getInstance();
t->begin();
for (int yp = 0; yp < 16; yp++)
for (int xp = 0; xp < 16; xp++) {
float u0 = (15 - xp) / 16.0f;
float v0 = (15 - yp) / 16.0f;
float u1 = u0 - (1.0f / 16.0f);
float v1 = v0 - (1.0f / 16.0f);
;
float x0 = xp / 16.0f;
float x1 = x0 + 1.0f / 16.0f;
float y0 = yp / 16.0f;
float y1 = y0 + 1.0f / 16.0f;
float z0 = 0.0f;
float z1 = -dd;
float br = 0.76f;
t->color(0.5f * br, 0.25f * br, 0.8f * br,
1.0f); // MGH - added the color here, as the glColour
// below wasn't making it through to render
t->normal(0, 0, 1);
t->vertexUV(x0, y0, z0, u0, v0);
t->vertexUV(x1, y0, z0, u1, v0);
t->vertexUV(x1, y1, z0, u1, v1);
t->vertexUV(x0, y1, z0, u0, v1);
t->normal(0, 0, -1);
t->vertexUV(x0, y1, z1, u0, v1);
t->vertexUV(x1, y1, z1, u1, v1);
t->vertexUV(x1, y0, z1, u1, v0);
t->vertexUV(x0, y0, z1, u0, v0);
t->normal(-1, 0, 0);
t->vertexUV(x0, y0, z1, u0, v0);
t->vertexUV(x0, y0, z0, u0, v0);
t->vertexUV(x0, y1, z0, u0, v1);
t->vertexUV(x0, y1, z1, u0, v1);
t->normal(1, 0, 0);
t->vertexUV(x1, y1, z1, u1, v1);
t->vertexUV(x1, y1, z0, u1, v1);
t->vertexUV(x1, y0, z0, u1, v0);
t->vertexUV(x1, y0, z1, u1, v0);
t->normal(0, 1, 0);
t->vertexUV(x1, y0, z0, u1, v0);
t->vertexUV(x0, y0, z0, u0, v0);
t->vertexUV(x0, y0, z1, u0, v0);
t->vertexUV(x1, y0, z1, u1, v0);
t->normal(0, -1, 0);
t->vertexUV(x1, y1, z1, u1, v1);
t->vertexUV(x0, y1, z1, u0, v1);
t->vertexUV(x0, y1, z0, u0, v1);
t->vertexUV(x1, y1, z0, u1, v1);
}
t->end();
glDepthFunc(GL_LEQUAL);
glEndList();
}
}
void ItemInHandRenderer::renderItem(std::shared_ptr<LivingEntity> mob,
std::shared_ptr<ItemInstance> item,
int layer, bool setColor /* = true*/) {
// 4J - code borrowed from render method below, although not factoring in
// brightness as that should already be being taken into account by texture
// lighting. This is for colourising things held in 3rd person view.
if ((setColor) && (item != nullptr)) {
int col = Item::items[item->id]->getColor(item, 0);
float red = ((col >> 16) & 0xff) / 255.0f;
float g = ((col >> 8) & 0xff) / 255.0f;
float b = ((col) & 0xff) / 255.0f;
glColor4f(red, g, b, 1);
}
glPushMatrix();
Tile* tile = Tile::tiles[item->id];
if (item->getIconType() == Icon::TYPE_TERRAIN && tile != nullptr &&
TileRenderer::canRender(tile->getRenderShape())) {
MemSect(31);
minecraft->textures->bindTexture(
minecraft->textures->getTextureLocation(Icon::TYPE_TERRAIN));
MemSect(0);
tileRenderer->renderTile(
Tile::tiles[item->id], item->getAuxValue(),
SharedConstants::TEXTURE_LIGHTING
? 1.0f
: mob->getBrightness(
1)); // 4J - change brought forward from 1.8.2
} else {
MemSect(31);
Icon* icon = mob->getItemInHandIcon(item, layer);
if (icon == nullptr) {
glPopMatrix();
MemSect(0);
return;
}
bool bIsTerrain = item->getIconType() == Icon::TYPE_TERRAIN;
minecraft->textures->bindTexture(
minecraft->textures->getTextureLocation(item->getIconType()));
MemSect(0);
Tesselator* t = Tesselator::getInstance();
// Consider forcing the mipmap LOD level to use, if this is to be
// rendered from a larger than standard source texture.
int iconWidth = icon->getWidth();
int LOD = -1; // Default to not doing anything special with LOD forcing
if (iconWidth == 32) {
LOD = 1; // Force LOD level 1 to achieve texture reads from 256x256
// map
} else if (iconWidth == 64) {
LOD = 2; // Force LOD level 2 to achieve texture reads from 256x256
// map
}
RenderManager.StateSetForceLOD(LOD);
// 4J Original comment
// Yes, these are backwards.
// No, I don't know why.
// 4J Stu - Make them the right way round...u coords were swapped
float u0 = icon->getU0();
float u1 = icon->getU1();
float v0 = icon->getV0();
float v1 = icon->getV1();
float xo = 0.0f;
float yo = 0.3f;
glEnable(GL_RESCALE_NORMAL);
glTranslatef(-xo, -yo, 0);
float s = 1.5f;
glScalef(s, s, s);
glRotatef(50, 0, 1, 0);
glRotatef(45 + 290, 0, 0, 1);
glTranslatef(-15 / 16.0f, -1 / 16.0f, 0);
float dd = 1 / 16.0f;
renderItem3D(t, u0, v0, u1, v1, icon->getSourceWidth(),
icon->getSourceHeight(), 1 / 16.0f, false, bIsTerrain);
if (item != nullptr && item->isFoil() && layer == 0) {
glDepthFunc(GL_EQUAL);
glDisable(GL_LIGHTING);
minecraft->textures->bindTexture(&ENCHANT_GLINT_LOCATION);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_COLOR, GL_ONE);
float br = 0.76f;
glColor4f(0.5f * br, 0.25f * br, 0.8f * br,
1); // MGH - for some reason this colour isn't making it
// through to the render, so I've added to the
// tesselator for the glint geom above
glMatrixMode(GL_TEXTURE);
glPushMatrix();
float ss = 1 / 8.0f;
glScalef(ss, ss, ss);
float sx = Minecraft::currentTimeMillis() % (3000) / (3000.0f) * 8;
glTranslatef(sx, 0, 0);
glRotatef(-50, 0, 0, 1);
renderItem3D(t, 0, 0, 1, 1, 256, 256, 1 / 16.0f, true, bIsTerrain);
glPopMatrix();
glPushMatrix();
glScalef(ss, ss, ss);
sx = System::currentTimeMillis() % (3000 + 1873) /
(3000 + 1873.0f) * 8;
glTranslatef(-sx, 0, 0);
glRotatef(10, 0, 0, 1);
renderItem3D(t, 0, 0, 1, 1, 256, 256, 1 / 16.0f, true, bIsTerrain);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glDisable(GL_BLEND);
glEnable(GL_LIGHTING);
glDepthFunc(GL_LEQUAL);
}
RenderManager.StateSetForceLOD(-1);
glDisable(GL_RESCALE_NORMAL);
}
glPopMatrix();
}
// 4J added useList parameter
void ItemInHandRenderer::renderItem3D(Tesselator* t, float u0, float v0,
float u1, float v1, int width, int height,
float depth, bool isGlint,
bool isTerrain) {
float r = 1.0f;
// 4J - replaced mesh that is used to render held items with individual
// cubes, so we can make it all join up properly without seams. This has a
// lot more quads in it than the original, so is now precompiled with a UV
// matrix offset to put it in the final place for the current icon
if (isGlint) {
glCallList(listGlint);
} else {
// 4J - replaced mesh that is used to render held items with individual
// cubes, so we can make it all join up properly without seams. This has
// a lot more quads in it than the original, so is now precompiled with
// a UV matrix offset to put it in the final place for the current icon
glMatrixMode(GL_TEXTURE);
glLoadIdentity();
glTranslatef(u0, v0, 0);
glCallList(isTerrain ? listTerrain : listItem);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
}
// 4J added since we are setting the colour to other values at the start of
// the function now
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
}
void ItemInHandRenderer::render(float a) {
float h = oHeight + (height - oHeight) * a;
std::shared_ptr<Player> player = minecraft->player;
// 4J - added so we can adjust the position of the hands for horizontal &
// vertical split screens
float fudgeX = 0.0f;
float fudgeY = 0.0f;
float fudgeZ = 0.0f;
bool splitHoriz = false;
std::shared_ptr<LocalPlayer> localPlayer =
std::dynamic_pointer_cast<LocalPlayer>(player);
if (localPlayer) {
if (localPlayer->m_iScreenSection ==
C4JRender::VIEWPORT_TYPE_SPLIT_BOTTOM ||
localPlayer->m_iScreenSection ==
C4JRender::VIEWPORT_TYPE_SPLIT_TOP) {
fudgeY = 0.08f;
splitHoriz = true;
} else if (localPlayer->m_iScreenSection ==
C4JRender::VIEWPORT_TYPE_SPLIT_LEFT ||
localPlayer->m_iScreenSection ==
C4JRender::VIEWPORT_TYPE_SPLIT_RIGHT) {
fudgeX = -0.18f;
}
}
float xr = player->xRotO + (player->xRot - player->xRotO) * a;
glPushMatrix();
glRotatef(xr, 1, 0, 0);
glRotatef(player->yRotO + (player->yRot - player->yRotO) * a, 0, 1, 0);
Lighting::turnOn();
glPopMatrix();
if (localPlayer) {
float xrr =
localPlayer->xBobO + (localPlayer->xBob - localPlayer->xBobO) * a;
float yrr =
localPlayer->yBobO + (localPlayer->yBob - localPlayer->yBobO) * a;
// 4J - was using player->xRot and yRot directly here rather than
// interpolating between old & current with a
float yr = player->yRotO + (player->yRot - player->yRotO) * a;
glRotatef((xr - xrr) * 0.1f, 1, 0, 0);
glRotatef((yr - yrr) * 0.1f, 0, 1, 0);
}
std::shared_ptr<ItemInstance> item = selectedItem;
float br = minecraft->level->getBrightness(
Mth::floor(player->x), Mth::floor(player->y), Mth::floor(player->z));
// 4J - change brought forward from 1.8.2
if (SharedConstants::TEXTURE_LIGHTING) {
br = 1;
int col = minecraft->level->getLightColor(Mth::floor(player->x),
Mth::floor(player->y),
Mth::floor(player->z), 0);
int u = col % 65536;
int v = col / 65536;
#if defined(__linux__)
static int lightmapLogCount = 0;
if (lightmapLogCount < 8) {
++lightmapLogCount;
app.DebugPrintf(
"[linux-lightmap] item-hand raw=0x%08x uv=(%d,%d)\n", col, u,
v);
}
#endif
glMultiTexCoord2f(GL_TEXTURE1, u / 1.0f, v / 1.0f);
glColor4f(1, 1, 1, 1);
}
if (item != nullptr) {
int col = Item::items[item->id]->getColor(item, 0);
float red = ((col >> 16) & 0xff) / 255.0f;
float g = ((col >> 8) & 0xff) / 255.0f;
float b = ((col) & 0xff) / 255.0f;
glColor4f(br * red, br * g, br * b, 1);
} else {
glColor4f(br, br, br, 1);
}
if (item != nullptr && item->id == Item::map->id) {
glPushMatrix();
float d = 0.8f;
// 4J - move the map away a bit if we're in horizontal split screen, so
// it doesn't clip out of the save zone
if (splitHoriz) {
glTranslatef(0.0f, 0.0f, -0.3f);
}
{
float swing = player->getAttackAnim(a);
float swing1 = Mth::sin(swing * PI);
float swing2 = Mth::sin((sqrt(swing)) * PI);
glTranslatef(-swing2 * 0.4f, Mth::sin(sqrt(swing) * PI * 2) * 0.2f,
-swing1 * 0.2f);
}
float tilt = 1 - xr / 45.0f + 0.1f;
if (tilt < 0) tilt = 0;
if (tilt > 1) tilt = 1;
tilt = -Mth::cos(tilt * PI) * 0.5f + 0.5f;
glTranslatef(0.0f, 0.0f * d - (1 - h) * 1.2f - tilt * 0.5f + 0.04f,
-0.9f * d);
glRotatef(90, 0, 1, 0);
glRotatef((tilt) * -85, 0, 0, 1);
glEnable(GL_RESCALE_NORMAL);
{
// 4J-PB - if we've got a player texture, use that
// glBindTexture(GL_TEXTURE_2D,
// minecraft->textures->loadHttpTexture(minecraft->player->customTextureUrl,
// minecraft->player->getTexture()));
glBindTexture(GL_TEXTURE_2D,
minecraft->textures->loadMemTexture(
minecraft->player->customTextureUrl,
minecraft->player->getTexture()));
minecraft->textures->clearLastBoundId();
for (int i = 0; i < 2; i++) {
int flip = i * 2 - 1;
glPushMatrix();
glTranslatef(-0.0f, -0.6f, 1.1f * flip);
glRotatef((float)(-45 * flip), 1, 0, 0);
glRotatef(-90, 0, 0, 1);
glRotatef(59, 0, 0, 1);
glRotatef((float)(-65 * flip), 0, 1, 0);
EntityRenderer* er =
EntityRenderDispatcher::instance->getRenderer(
minecraft->player);
PlayerRenderer* playerRenderer = (PlayerRenderer*)er;
float ss = 1;
glScalef(ss, ss, ss);
// Can't turn off the hand if the player is holding a map
std::shared_ptr<ItemInstance> itemInstance =
player->inventory->getSelected();
if ((itemInstance &&
(itemInstance->getItem()->id == Item::map_Id)) ||
app.GetGameSettings(localPlayer->GetXboxPad(),
eGameSetting_DisplayHand) != 0) {
playerRenderer->renderHand();
}
glPopMatrix();
}
}
{
float swing = player->getAttackAnim(a);
float swing3 = Mth::sin(swing * swing * PI);
float swing2 = Mth::sin(sqrt(swing) * PI);
glRotatef(-swing3 * 20, 0, 1, 0);
glRotatef(-swing2 * 20, 0, 0, 1);
glRotatef(-swing2 * 80, 1, 0, 0);
}
float ss = 0.38f;
glScalef(ss, ss, ss);
glRotatef(90, 0, 1, 0);
glRotatef(180, 0, 0, 1);
glTranslatef(-1, -1, +0);
float s = 2 / 128.0f;
glScalef(s, s, s);
MemSect(31);
minecraft->textures->bindTexture(
&MAP_BACKGROUND_LOCATION); // 4J was L"/misc/mapbg.png"
MemSect(0);
Tesselator* t = Tesselator::getInstance();
// glNormal3f(0, 0, -1); // 4J - changed to use tesselator
t->begin();
int vo = 7;
t->normal(0, 0, -1);
t->vertexUV((float)(0 - vo), (float)(128 + vo), (float)(0), (float)(0),
(float)(1));
t->vertexUV((float)(128 + vo), (float)(128 + vo), (float)(0),
(float)(1), (float)(1));
t->vertexUV((float)(128 + vo), (float)(0 - vo), (float)(0), (float)(1),
(float)(0));
t->vertexUV((float)(0 - vo), (float)(0 - vo), (float)(0), (float)(0),
(float)(0));
t->end();
std::shared_ptr<MapItemSavedData> data =
Item::map->getSavedData(item, minecraft->level);
PIXBeginNamedEvent(0, "Minimap render");
if (data != nullptr)
minimap->render(minecraft->player, minecraft->textures, data,
minecraft->player->entityId);
PIXEndNamedEvent();
glPopMatrix();
} else if (item != nullptr) {
glPushMatrix();
float d = 0.8f;
static const float swingPowFactor =
4.0f; // 4J added, to slow the swing down when nearest the player
// for avoiding luminance flash issues
if (player->getUseItemDuration() > 0) {
UseAnim anim = item->getUseAnimation();
if ((anim == UseAnim_eat) || (anim == UseAnim_drink)) {
float t = (player->getUseItemDuration() - a + 1);
float swing = 1 - (t / item->getUseDuration());
float is = 1 - swing;
is = is * is * is;
is = is * is * is;
is = is * is * is;
float iss = 1 - is;
glTranslatef(0,
Mth::abs(Mth::cos(t / 4 * PI) * 0.1f) *
(swing > 0.2 ? 1 : 0),
0);
glTranslatef(iss * 0.6f, -iss * 0.5f, 0);
glRotatef(iss * 90, 0, 1, 0);
glRotatef(iss * 10, 1, 0, 0);
glRotatef(iss * 30, 0, 0, 1);
}
} else {
float swing = powf(player->getAttackAnim(a), swingPowFactor);
float swing1 = Mth::sin(swing * PI);
float swing2 = Mth::sin((sqrt(swing)) * PI);
glTranslatef(-swing2 * 0.4f, Mth::sin(sqrt(swing) * PI * 2) * 0.2f,
-swing1 * 0.2f);
}
glTranslatef(0.7f * d, -0.65f * d - (1 - h) * 0.6f, -0.9f * d);
glTranslatef(fudgeX, fudgeY, fudgeZ); // 4J added
glRotatef(45, 0, 1, 0);
glEnable(GL_RESCALE_NORMAL);
float swing = powf(player->getAttackAnim(a), swingPowFactor);
float swing3 = Mth::sin(swing * swing * PI);
float swing2 = Mth::sin(sqrt(swing) * PI);
glRotatef(-swing3 * 20, 0, 1, 0);
glRotatef(-swing2 * 20, 0, 0, 1);
glRotatef(-swing2 * 80, 1, 0, 0);
float ss = 0.4f;
glScalef(ss, ss, ss);
if (player->getUseItemDuration() > 0) {
UseAnim anim = item->getUseAnimation();
if (anim == UseAnim_block) {
glTranslatef(-0.5f, 0.2f, 0.0f);
glRotatef(30, 0, 1, 0);
glRotatef(-80, 1, 0, 0);
glRotatef(60, 0, 1, 0);
} else if (anim == UseAnim_bow) {
glRotatef(-18, 0, 0, 1);
glRotatef(-12, 0, 1, 0);
glRotatef(-8, 1, 0, 0);
glTranslatef(-0.9f, 0.2f, 0.0f);
float timeHeld = (item->getUseDuration() -
(player->getUseItemDuration() - a + 1));
float pow = timeHeld / (float)(BowItem::MAX_DRAW_DURATION);
pow = ((pow * pow) + pow * 2) / 3;
if (pow > 1) pow = 1;
if (pow > 0.1f) {
glTranslatef(0,
Mth::sin((timeHeld - 0.1f) * 1.3f) * 0.01f *
(pow - 0.1f),
0);
}
glTranslatef(0, 0, pow * 0.1f);
glRotatef(-45 - 290, 0, 0, 1);
glRotatef(-50, 0, 1, 0);
glTranslatef(0, 0.5f, 0);
float ys = 1 + pow * 0.2f;
glScalef(1, 1, ys);
glTranslatef(0, -0.5f, 0);
glRotatef(50, 0, 1, 0);
glRotatef(45 + 290, 0, 0, 1);
}
}
if (item->getItem()->isMirroredArt()) {
glRotatef(180, 0, 1, 0);
}
if (item->getItem()->hasMultipleSpriteLayers()) {
// special case for potions, refactor this when we get more
// items that have two layers
renderItem(player, item, 0, false);
int col = Item::items[item->id]->getColor(item, 1);
float red = ((col >> 16) & 0xff) / 255.0f;
float g = ((col >> 8) & 0xff) / 255.0f;
float b = ((col) & 0xff) / 255.0f;
glColor4f(br * red, br * g, br * b, 1);
renderItem(player, item, 1, false);
} else {
renderItem(player, item, 0, false);
}
glPopMatrix();
} else if (!player->isInvisible()) {
glPushMatrix();
float d = 0.8f;
{
float swing = player->getAttackAnim(a);
float swing1 = Mth::sin(swing * PI);
float swing2 = Mth::sin((sqrt(swing)) * PI);
glTranslatef(-swing2 * 0.3f, Mth::sin(sqrt(swing) * PI * 2) * 0.4f,
-swing1 * 0.4f);
}
glTranslatef(0.8f * d, -0.75f * d - (1 - h) * 0.6f, -0.9f * d);
glTranslatef(fudgeX, fudgeY, fudgeZ); // 4J added
glRotatef(45, 0, 1, 0);
glEnable(GL_RESCALE_NORMAL);
{
float swing = player->getAttackAnim(a);
float swing3 = Mth::sin(swing * swing * PI);
float swing2 = Mth::sin(sqrt(swing) * PI);
glRotatef(swing2 * 70, 0, 1, 0);
glRotatef(-swing3 * 20, 0, 0, 1);
}
// 4J-PB - if we've got a player texture, use that
// glBindTexture(GL_TEXTURE_2D,
// minecraft->textures->loadHttpTexture(minecraft->player->customTextureUrl,
// minecraft->player->getTexture()));
MemSect(31);
glBindTexture(GL_TEXTURE_2D, minecraft->textures->loadMemTexture(
minecraft->player->customTextureUrl,
minecraft->player->getTexture()));
MemSect(0);
minecraft->textures->clearLastBoundId();
glTranslatef(-1.0f, +3.6f, +3.5f);
glRotatef(120, 0, 0, 1);
glRotatef(180 + 20, 1, 0, 0);
glRotatef(-90 - 45, 0, 1, 0);
glScalef(1.5f / 24.0f * 16, 1.5f / 24.0f * 16, 1.5f / 24.0f * 16);
glTranslatef(5.6f, 0, 0);
EntityRenderer* er =
EntityRenderDispatcher::instance->getRenderer(minecraft->player);
PlayerRenderer* playerRenderer = (PlayerRenderer*)er;
float ss = 1;
glScalef(ss, ss, ss);
MemSect(31);
// Can't turn off the hand if the player is holding a map
std::shared_ptr<ItemInstance> itemInstance =
player->inventory->getSelected();
if ((itemInstance && (itemInstance->getItem()->id == Item::map_Id)) ||
app.GetGameSettings(localPlayer->GetXboxPad(),
eGameSetting_DisplayHand) != 0) {
playerRenderer->renderHand();
}
MemSect(0);
glPopMatrix();
}
glDisable(GL_RESCALE_NORMAL);
Lighting::turnOff();
}
void ItemInHandRenderer::renderScreenEffect(float a) {
glDisable(GL_ALPHA_TEST);
if (minecraft->player->isOnFire()) {
renderFire(a);
}
if (minecraft->player->isInWall()) // Inside a tile
{
int x = Mth::floor(minecraft->player->x);
int y = Mth::floor(minecraft->player->y);
int z = Mth::floor(minecraft->player->z);
int tile = minecraft->level->getTile(x, y, z);
if (minecraft->level->isSolidBlockingTile(x, y, z)) {
renderTex(a, Tile::tiles[tile]->getTexture(2));
} else {
for (int i = 0; i < 8; i++) {
float xo =
((i >> 0) % 2 - 0.5f) * minecraft->player->bbWidth * 0.9f;
float yo =
((i >> 1) % 2 - 0.5f) * minecraft->player->bbHeight * 0.2f;
float zo =
((i >> 2) % 2 - 0.5f) * minecraft->player->bbWidth * 0.9f;
int xt = Mth::floor(x + xo);
int yt = Mth::floor(y + yo);
int zt = Mth::floor(z + zo);
if (minecraft->level->isSolidBlockingTile(xt, yt, zt)) {
tile = minecraft->level->getTile(xt, yt, zt);
}
}
}
if (Tile::tiles[tile] != nullptr)
renderTex(a, Tile::tiles[tile]->getTexture(2));
}
if (minecraft->player->isUnderLiquid(Material::water)) {
MemSect(31);
minecraft->textures->bindTexture(
&UNDERWATER_LOCATION); // 4J was L"/misc/water.png"
MemSect(0);
renderWater(a);
}
glEnable(GL_ALPHA_TEST);
}
void ItemInHandRenderer::renderTex(float a, Icon* slot) {
minecraft->textures->bindTexture(
&TextureAtlas::LOCATION_BLOCKS); // TODO: get this data from Icon
Tesselator* t = Tesselator::getInstance();
float br = 0.1f;
br = 0.1f;
glColor4f(br, br, br, 0.5f);
glPushMatrix();
float x0 = -1;
float x1 = +1;
float y0 = -1;
float y1 = +1;
float z0 = -0.5f;
float r = 2 / 256.0f;
float u0 = slot->getU0();
float u1 = slot->getU1();
float v0 = slot->getV0();
float v1 = slot->getV1();
t->begin();
t->vertexUV((float)(x0), (float)(y0), (float)(z0), (float)(u1),
(float)(v1));
t->vertexUV((float)(x1), (float)(y0), (float)(z0), (float)(u0),
(float)(v1));
t->vertexUV((float)(x1), (float)(y1), (float)(z0), (float)(u0),
(float)(v0));
t->vertexUV((float)(x0), (float)(y1), (float)(z0), (float)(u1),
(float)(v0));
t->end();
glPopMatrix();
glColor4f(1, 1, 1, 1);
}
void ItemInHandRenderer::renderWater(float a) {
minecraft->textures->bindTexture(&UNDERWATER_LOCATION);
Tesselator* t = Tesselator::getInstance();
float br = minecraft->player->getBrightness(a);
glColor4f(br, br, br, 0.5f);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glPushMatrix();
float size = 4;
float x0 = -1;
float x1 = +1;
float y0 = -1;
float y1 = +1;
float z0 = -0.5f;
float uo = -minecraft->player->yRot / 64.0f;
float vo = +minecraft->player->xRot / 64.0f;
t->begin();
t->vertexUV((float)(x0), (float)(y0), (float)(z0), (float)(size + uo),
(float)(size + vo));
t->vertexUV((float)(x1), (float)(y0), (float)(z0), (float)(0 + uo),
(float)(size + vo));
t->vertexUV((float)(x1), (float)(y1), (float)(z0), (float)(0 + uo),
(float)(0 + vo));
t->vertexUV((float)(x0), (float)(y1), (float)(z0), (float)(size + uo),
(float)(0 + vo));
t->end();
glPopMatrix();
glColor4f(1, 1, 1, 1);
glDisable(GL_BLEND);
}
void ItemInHandRenderer::renderFire(float a) {
Tesselator* t = Tesselator::getInstance();
unsigned int col = Minecraft::GetInstance()->getColourTable()->getColor(
eMinecraftColour_Fire_Overlay);
float aCol = ((col >> 24) & 0xFF) / 255.0f;
float rCol = ((col >> 16) & 0xFF) / 255.0f;
float gCol = ((col >> 8) & 0xFF) / 255.0;
float bCol = (col & 0xFF) / 255.0;
glColor4f(rCol, gCol, bCol, aCol);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
float size = 1;
for (int i = 0; i < 2; i++) {
glPushMatrix();
Icon* slot = Tile::fire->getTextureLayer(1);
minecraft->textures->bindTexture(
&TextureAtlas::LOCATION_BLOCKS); // TODO: Get this from Icon
float u0 = slot->getU0(true);
float u1 = slot->getU1(true);
float v0 = slot->getV0(true);
float v1 = slot->getV1(true);
float x0 = (0 - size) / 2;
float x1 = x0 + size;
float y0 = 0 - size / 2;
float y1 = y0 + size;
float z0 = -0.5f;
glTranslatef(-(i * 2 - 1) * 0.24f, -0.3f, 0);
glRotatef((i * 2 - 1) * 10.0f, 0, 1, 0);
t->begin();
t->vertexUV((float)(x0), (float)(y0), (float)(z0), (float)(u1),
(float)(v1));
t->vertexUV((float)(x1), (float)(y0), (float)(z0), (float)(u0),
(float)(v1));
t->vertexUV((float)(x1), (float)(y1), (float)(z0), (float)(u0),
(float)(v0));
t->vertexUV((float)(x0), (float)(y1), (float)(z0), (float)(u1),
(float)(v0));
t->end();
glPopMatrix();
}
glColor4f(1, 1, 1, 1);
glDisable(GL_BLEND);
}
void ItemInHandRenderer::tick() {
oHeight = height;
std::shared_ptr<Player> player = minecraft->player;
std::shared_ptr<ItemInstance> nextTile = player->inventory->getSelected();
bool matches =
lastSlot == player->inventory->selected && nextTile == selectedItem;
if (selectedItem == nullptr && nextTile == nullptr) {
matches = true;
}
if (nextTile != nullptr && selectedItem != nullptr &&
nextTile != selectedItem && nextTile->id == selectedItem->id &&
nextTile->getAuxValue() == selectedItem->getAuxValue()) {
selectedItem = nextTile;
matches = true;
}
float max = 0.4f;
float tHeight = matches ? 1.0f : 0;
float dd = tHeight - height;
if (dd < -max) dd = -max;
if (dd > max) dd = max;
height += dd;
if (height < 0.1f) {
selectedItem = nextTile;
lastSlot = player->inventory->selected;
}
}
void ItemInHandRenderer::itemPlaced() { height = 0; }
void ItemInHandRenderer::itemUsed() { height = 0; }
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