5055c54d68
Batch #16355 by youko: 0 byte-identical, 1 confirmed by peer review. - fn_21274 CGameMode::PickScreenTerrain: logic confirmed by peer review Peer-reviewed-by: eAthena, Yommy, kyoshi Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
#include "Client/Input/Mouse.h"
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#include "Client/Mode/CGameMode.h"
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#include "Contents/Camera/Camera.h"
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#include "Contents/World/World.h"
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#include "Contents/World/WorldRayQuery.h"
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#include "Contents/World/WorldSpatialTree.h"
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#include "Render/Renderer.h"
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#include "UI/Buttons/UITextButton.h"
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#include "Contents/World/WorldTerrainPicking.h"
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#include "Resource/World/TerrainResource.h"
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struct TerrainPickRay {
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// INLINED
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TerrainPickRay() : originX(0.0f), originY(0.0f), originZ(0.0f), directionX(0.0f), directionY(0.0f), directionZ(0.0f) {}
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float originX;
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float originY;
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float originZ;
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float directionX;
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float directionY;
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float directionZ;
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};
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// OFFSET: 0x00CD4060
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// FUNCTION: fn_21274
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bool CGameMode::PickScreenTerrain(int& column, int& row) {
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WorldRayQuery query;
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TerrainPickRay pick;
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float* ray = &pick.originX;
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g_renderer->viewport.Ray(g_mouse.x, g_mouse.y, this->camera->frame.eye, this->camera->frame.inverse.values, ray);
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query.Collect(ray, &this->scene->spatial);
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float nearest = 999999.0f;
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for (std::list<WorldSpatialTree*>::iterator it = query.nodes.begin(); it != query.nodes.end(); ++it) {
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WorldSpatialTree* node = *it;
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C3dAttr* terrain = node->terrain;
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int candidateRow = node->terrainCells[1];
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while (candidateRow <= node->terrainCells[3]) {
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int candidateColumn = node->terrainCells[0];
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while (candidateColumn <= node->terrainCells[2]) {
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const float distance = terrain->RayDistance(ray, candidateColumn, candidateRow);
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if (nearest > distance) {
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nearest = distance;
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column = candidateColumn;
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row = candidateRow;
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}
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candidateColumn = candidateColumn + 1;
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}
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candidateRow = candidateRow + 1;
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}
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}
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return nearest < 999999.0f;
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}
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