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TileMap Component

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This commit is contained in:
Isuru Samarathunga
2025-10-11 23:54:31 +05:30
parent e0411333fb
commit 09131d7fab
11 changed files with 218 additions and 15 deletions
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32
Engine/Src/Imp/CPP/ResourceManager.cpp
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@ -18,8 +18,8 @@
#include <ResourceManager.hpp>
#include <AudioManager.hpp>
#include <Renderer/Renderer.hpp>
#include <Renderer/GPUResourceManager.hpp>
#include <Renderer/Renderer.hpp>
#define STB_IMAGE_IMPLEMENTATION
#define STB_IMAGE_RESIZE_IMPLEMENTATION
@ -28,7 +28,7 @@
namespace ia::iae
{
Vector<SDL_GPUTexture*> ResourceManager::s_imageHandles;
Vector<SDL_GPUTexture *> ResourceManager::s_imageHandles;
Map<String, Handle> ResourceManager::s_images;
Map<String, Handle> ResourceManager::s_sounds;
Map<Handle, UINT64> ResourceManager::s_imageExtents;
@ -37,8 +37,8 @@ namespace ia::iae
VOID ResourceManager::Initialize()
{
{ // Set Texture Handle 0 to a pure white image
const auto data = new UINT8[100*100*4];
ia_memset(data, 0xFF, 100* 100* 4);
const auto data = new UINT8[100 * 100 * 4];
ia_memset(data, 0xFF, 100 * 100 * 4);
CreateImage(Engine::GetUniqueResourceName(), data, 100, 100);
delete[] data;
}
@ -63,8 +63,8 @@ namespace ia::iae
Handle ResourceManager::CreateImage(IN CONST String &name, IN PCUINT8 rgbaData, IN INT32 width, IN INT32 height)
{
const auto texture = GPUResourceManager::CreateTexture(SDL_GPU_TEXTUREUSAGE_SAMPLER, width, height,
rgbaData, SDL_GPU_TEXTUREFORMAT_R8G8B8A8_UNORM);
const auto texture = GPUResourceManager::CreateTexture(SDL_GPU_TEXTUREUSAGE_SAMPLER, width, height, rgbaData,
SDL_GPU_TEXTUREFORMAT_R8G8B8A8_UNORM);
s_imageHandles.pushBack(texture);
Handle handle = s_imageHandles.size() - 1;
s_images[name] = handle;
@ -138,7 +138,7 @@ namespace ia::iae
stbir_resize_uint8_linear(pixelData.data(), currentExtent.x, currentExtent.y, currentExtent.x * 4, nullptr,
newWidth, newHeight, newWidth * 4, stbir_pixel_layout::STBIR_RGBA);
const auto texture = GPUResourceManager::CreateTexture(SDL_GPU_TEXTUREUSAGE_SAMPLER, newWidth, newHeight,
newPixelData, SDL_GPU_TEXTUREFORMAT_R8G8B8A8_UNORM);
newPixelData, SDL_GPU_TEXTUREFORMAT_R8G8B8A8_UNORM);
s_imageExtents[image] = (((UINT64) newWidth) << 32) | newHeight;
GPUResourceManager::DestroyTexture(s_imageHandles[image]);
s_imageHandles[image] = texture;
@ -149,16 +149,24 @@ namespace ia::iae
Handle ResourceManager::CombineImages(IN CONST Vector<Handle> &images, IN INT32 unitWidth, IN INT32 unitHeight,
IN INT32 unitCountX, IN INT32 unitCountY)
{
Vector<SDL_GPUTexture*> textures;
for(const auto& t: images)
const auto w = unitWidth * unitCountX;
const auto h = unitHeight * unitCountY;
Vector<SDL_GPUTexture *> textures;
for (const auto &t : images)
textures.pushBack(s_imageHandles[t]);
return (Handle) GPUResourceManager::CombineTextures(textures.data(), unitWidth, unitHeight,
unitCountX, unitCountY);
const auto texture =
GPUResourceManager::CombineTextures(textures.data(), unitWidth, unitHeight, unitCountX, unitCountY);
s_imageHandles.pushBack(texture);
Handle handle = s_imageHandles.size() - 1;
s_images[Engine::GetUniqueResourceName()] = handle;
s_imageExtents[handle] = (((UINT64) w) << 32) | h;
s_nonScaledImageExtents[handle] = s_imageExtents[handle];
return handle;
}
VOID ResourceManager::RescaleAllImages(IN FLOAT32 factorX, IN FLOAT32 factorY)
{
for(auto& t: s_images)
for (auto &t : s_images)
{
const auto p = s_nonScaledImageExtents[t->Value];
t->Value = ResizeImage(t->Value, ((INT32) (p >> 32)) * factorX, ((INT32) p) * factorY);