mirror of
https://github.com/Team-Resurgent/PrometheOS-Launcher.git
synced 2026-08-15 11:18:38 -07:00
70 lines
3.2 KiB
C++
70 lines
3.2 KiB
C++
#include "meshUtility.h"
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utils::dataContainer* meshUtility::createQuadXY(const math::vec3F& position, const math::sizeF& size, const math::rectF& uvRect)
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{
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vertex v1 = vertex(position.x, position.y, position.z, uvRect.x, uvRect.y + uvRect.height);
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vertex v2 = vertex(position.x + size.width, position.y, position.z, uvRect.x + uvRect.width, uvRect.y + uvRect.height);
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vertex v3 = vertex(position.x + size.width, position.y + size.height, position.z, uvRect.x + uvRect.width, uvRect.y);
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vertex v4 = vertex(position.x, position.y + size.height, position.z, uvRect.x, uvRect.y);
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utils::dataContainer* vertices = new utils::dataContainer();
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vertices->size = 6 * sizeof(vertex);
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vertices->data = (char*)malloc(vertices->size);
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memcpy(vertices->data + (0 * sizeof(vertex)), &v3, sizeof(vertex));
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memcpy(vertices->data + (1 * sizeof(vertex)), &v2, sizeof(vertex));
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memcpy(vertices->data + (2 * sizeof(vertex)), &v1, sizeof(vertex));
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memcpy(vertices->data + (3 * sizeof(vertex)), &v3, sizeof(vertex));
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memcpy(vertices->data + (4 * sizeof(vertex)), &v1, sizeof(vertex));
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memcpy(vertices->data + (5 * sizeof(vertex)), &v4, sizeof(vertex));
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return vertices;
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}
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utils::dataContainer* meshUtility::createNinePatchXY(const math::vec3F& position, const math::sizeF& size, const math::rectF& uvRect)
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{
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utils::dataContainer* tempVertices = new utils::dataContainer();
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tempVertices->size = (4 * 4) * sizeof(vertex);
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tempVertices->data = (char*)malloc(tempVertices->size);
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uint32_t tempVertexIndex = 0;
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for (int y = 0; y < 4; y++)
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{
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float piecePosY = math::calcNinePatchPosition(y, size.height) + position.y;
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float pieceUVY = math::calcNinePatchUV(y, uvRect.height) + uvRect.y;
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for (int x = 0; x < 4; x++)
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{
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float piecePosX = math::calcNinePatchPosition(x, size.width) + position.x;
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float pieceUVX = math::calcNinePatchUV(x, uvRect.width) + uvRect.x;
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vertex v = vertex(piecePosX, piecePosY, 0, pieceUVX, pieceUVY);
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memcpy(tempVertices->data + (tempVertexIndex * sizeof(vertex)), &v, sizeof(vertex));
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tempVertexIndex++;
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}
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}
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utils::dataContainer* vertices = new utils::dataContainer();
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vertices->size = (9 * 6) * sizeof(vertex);
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vertices->data = (char*)malloc(vertices->size);
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uint32_t vertexIndex = 0;
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for (int yy = 0; yy < 3; yy++)
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{
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for (int xx = 0; xx < 3; xx++)
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{
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int offset = xx + (yy * 4);
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memcpy(vertices->data + ((vertexIndex + 0) * sizeof(vertex)), tempVertices->data + ((5 + offset) * sizeof(vertex)), sizeof(vertex));
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memcpy(vertices->data + ((vertexIndex + 1) * sizeof(vertex)), tempVertices->data + ((1 + offset) * sizeof(vertex)), sizeof(vertex));
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memcpy(vertices->data + ((vertexIndex + 2) * sizeof(vertex)), tempVertices->data + ((0 + offset) * sizeof(vertex)), sizeof(vertex));
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memcpy(vertices->data + ((vertexIndex + 3) * sizeof(vertex)), tempVertices->data + ((4 + offset) * sizeof(vertex)), sizeof(vertex));
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memcpy(vertices->data + ((vertexIndex + 4) * sizeof(vertex)), tempVertices->data + ((5 + offset) * sizeof(vertex)), sizeof(vertex));
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memcpy(vertices->data + ((vertexIndex + 5) * sizeof(vertex)), tempVertices->data + ((0 + offset) * sizeof(vertex)), sizeof(vertex));
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vertexIndex += 6;
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}
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}
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delete(tempVertices);
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return vertices;
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} |