rodecomp/Source/Render/Primitives/ScreenLine.cpp
ragnarok-clanker 1efb393eda Decompile fn_12590 (UIRoMapWnd::DrawArrow)
Batch #6438 by eAthena: 0 byte-identical, 1 confirmed by peer review.

- fn_12590 UIRoMapWnd::DrawArrow: logic confirmed by peer review

Peer-reviewed-by: ragnarok-clanker, superintelligence, Snow
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
2026-10-30 23:19:11 +00:00

218 lines
7.5 KiB
C++

#include "UI/Window/UIRoMapWnd.h"
#include "Contents/MapSkyMgr.h"
#include "Render/Primitives/AlphaRectangle.h"
#include "Render/Renderer.h"
#include "Render/ScreenGeometry.h"
#include "Render/TextureQuad.h"
#include "Contents/Configuration/ServiceConfiguration.h"
#include "Render/Primitives/RenderPrimitive.h"
#include "Render/Primitives/RenderPrimitivePool.h"
#include "Render/Primitives/RenderQueues.h"
#include "Render/Textures/SpriteAtlas.h"
#include "Render/Textures/SpritePixels.h"
#include "Resource/ResourceMgr.h"
#include "Resource/Sprites/ActionResource.h"
#include "Resource/Sprites/SpriteResource.h"
#include "Utility/Math/AffineMatrix.h"
#include <cmath>
#include <windows.h>
#include <timeapi.h>
// GLOBAL: gl_25021
std::uint32_t g_roMapRecordColors[12] = {
0x66DC143C, 0x66FFA500, 0x66FFFF00, 0x66ADFF2F, 0x6600BFFF, 0x66483D8B, 0x669400D3, 0x66FF1493, 0x66FFF5EE, 0x66F5FFFA, 0x66F0F8FF, 0x66778899,
};
// OFFSET: 0x00918190
// FUNCTION: fn_12591
void UIRoMapWnd::DrawRecordAreas() {
int color = 0;
for (std::list<WorldViewRecord>::const_iterator it = this->m_records.begin(); it != this->m_records.end(); ++it) {
if (g_worldViewMgr.currentWorld != it->worldIndex) {
continue;
}
if (color == 12) {
color = 0;
}
DrawAlphaRectangle(
g_renderer->primitives, g_renderer->queues, it->left, it->top, it->right - it->left, it->bottom - it->top, g_roMapRecordColors[color],
g_renderer->fog.supported != 0, g_depthStart, g_depthEnd
);
++color;
}
}
// OFFSET: 0x009189C0
// FUNCTION: fn_12595
void UIRoMapWnd::DrawKafraIcon(float x, float y) {
const float scale = static_cast<float>(g_worldViewMgr.screenScale) * 0.2f + g_depthAverageHalf;
CSprRes* sprite = dynamic_cast<CSprRes*>(ResourceMgr::Instance().Load("npc\\4_f_kafra6.spr"));
CActRes* action = dynamic_cast<CActRes*>(ResourceMgr::Instance().Load("npc\\4_f_kafra6.act"));
if (!sprite || !action) {
return;
}
const std::vector<ActionFrame>& frames = action->Animation(0);
const int count = static_cast<int>(frames.size());
if (count == 0) {
return;
}
const int tick = static_cast<int>(timeGetTime() % 4000);
const int step = tick == 0 ? 0 : tick / (4000 / count);
const int last = count > step ? step : count - 1;
const int frame = last < 0 ? 0 : last;
const std::uint32_t* palette = sprite->palette;
const SpriteFrameCell* cell = &frames[0].Cell(0);
if (cell->image == -1) {
return;
}
const SpriteRleImage* image = sprite->images[cell->imageType][cell->image];
if (!image) {
return;
}
const int top = static_cast<int>(y - (static_cast<float>(image->height) * scale + 23.0f));
const int lift = top <= 0 ? top : 0;
if (frame > 0) {
cell = &frames[frame].Cell(0);
if (cell->image == -1) {
return;
}
image = sprite->images[cell->imageType][cell->image];
if (!image) {
return;
}
}
SpriteAtlasRecord record{};
CTexture* texture;
if (cell->imageType == 0) {
texture = g_renderer->atlas.Find(image, palette, record);
if (!texture) {
texture = g_renderer->atlas.Insert(this->m_context->renderSystem, image, palette, record, g_serviceType, g_resourceReuseDelay);
}
} else {
texture = static_cast<CTexture*>(const_cast<void*>(image->unknown_0008));
}
const int height = static_cast<int>(static_cast<float>(image->height) * scale);
const int halfWidth = static_cast<int>(static_cast<float>(image->width) * scale * g_depthAverageHalf);
RenderPrimitive* primitive = g_renderer->primitives.Acquire();
RenderVertex* vertices = primitive->vertices;
const float left = x - static_cast<float>(halfWidth);
const float right = static_cast<float>(halfWidth) + x;
const float upper = y - static_cast<float>(height) - static_cast<float>(lift);
const float lower = y - static_cast<float>(lift);
vertices[0].x = left;
vertices[0].y = upper;
vertices[1].y = upper;
vertices[2].x = left;
vertices[1].x = right;
vertices[3].x = right;
vertices[3].z = 0.8f;
vertices[2].z = 0.8f;
vertices[1].z = 0.8f;
vertices[0].z = 0.8f;
vertices[2].y = lower;
vertices[3].y = lower;
vertices[3].rhw = 1.0f;
vertices[2].rhw = 1.0f;
vertices[1].rhw = 1.0f;
vertices[0].rhw = 1.0f;
vertices[3].diffuse = 0xFFFFFFFF;
vertices[2].diffuse = 0xFFFFFFFF;
vertices[1].diffuse = 0xFFFFFFFF;
vertices[0].diffuse = 0xFFFFFFFF;
vertices[0].u = record.u0;
vertices[0].v = record.v0;
vertices[1].u = record.u1;
vertices[1].v = record.v0;
vertices[2].u = record.u0;
vertices[2].v = record.v1;
vertices[3].u = record.u1;
vertices[3].v = record.v1;
primitive->texture = texture;
primitive->unknown_0018 = 2;
primitive->unknown_001C = 4;
g_renderer->queues.Submit(primitive, 513, g_renderer->fog.supported != 0, g_depthStart, g_depthEnd);
this->m_kafraTop = static_cast<int>(vertices[0].y);
this->m_kafraBottom = static_cast<int>(vertices[3].y);
this->m_kafraLeft = static_cast<int>(vertices[0].x);
this->m_kafraRight = static_cast<int>(vertices[3].x);
}
// OFFSET: 0x00917D70
// FUNCTION: fn_12590
void UIRoMapWnd::DrawArrow(
float x0, float y0, float x1, float y1, float startLeft, float startTop, float startRight, float startBottom, float endLeft, float endTop, float endRight,
float endBottom, int bodyWidth, CTexture* body, int headWidth, CTexture* head, float progress, std::uint32_t color
) {
float dy = y1 - y0;
float dx = x1 - x0;
const float length = 1.0f / SquareRoot(dy * dy + dx * dx);
const float dirY = length * dy;
const float dirX = length * dx;
float angle = std::acos(dirX);
if (dirY < 0.0f) {
angle = 6.283184f - angle;
}
angle += 1.570796f;
const float sine = std::sin(angle);
const float cosine = std::cos(angle);
const float normal = 1.0f / SquareRoot(cosine * cosine + sine * sine);
const float normalX = normal * cosine;
const float normalY = normal * sine;
const float offsetX = static_cast<float>(bodyWidth) * normalX;
const float offsetY = static_cast<float>(bodyWidth) * normalY;
float sideX0 = offsetX + x0;
float sideX1 = offsetX + x1;
float sideY1 = offsetY + y1;
float sideY0 = offsetY + y0;
while (x0 > startLeft && startRight > x0 && y0 > startTop && startBottom > y0) {
x0 += dirX;
y0 += dirY;
}
while (x1 > endLeft && endRight > x1 && y1 > endTop && endBottom > y1) {
x1 -= dirX;
y1 -= dirY;
}
while (sideX0 > startLeft && startRight > sideX0 && sideY0 > startTop && startBottom > sideY0) {
sideX0 += dirX;
sideY0 += dirY;
}
while (sideX1 > endLeft && endRight > sideX1 && sideY1 > endTop && endBottom > sideY1) {
sideX1 -= dirX;
sideY1 -= dirY;
}
const float midX = (x1 - x0) * progress + x0;
const float midY = (y1 - y0) * progress + y0;
float cornerX;
float cornerY;
if (progress == 1.0f) {
cornerX = (sideX1 - sideX0) + sideX0;
cornerY = (sideY1 - sideY0) + sideY0;
} else {
cornerX = midX + offsetX;
cornerY = midY + offsetY;
}
DrawScreenQuad(x0, y0, sideX0, sideY0, midX, midY, cornerX, cornerY, body, color);
if (progress < 1.0f) {
const float width = static_cast<float>(bodyWidth);
const float size = static_cast<float>(headWidth);
const float tipX = (offsetX * g_depthAverageHalf + midX) - width * dirX;
const float tipY = (offsetY * g_depthAverageHalf + midY) - width * dirY;
const float halfX = size * normalX * g_depthAverageHalf;
const float halfY = size * normalY * g_depthAverageHalf;
DrawScreenQuad(tipX, tipY, tipX - halfX, tipY - halfY, tipX + halfX, tipY + halfY, size * dirX + tipX, size * dirY + tipY, head, color);
}
}