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corregit postfx en windows

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This commit is contained in:
Sergio
2026-03-21 17:55:18 +01:00
parent 43a6cc2d7a
commit 9df3f1b929
6 changed files with 1061 additions and 52 deletions
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867
source/core/rendering/sdl3gpu/postfx_frag_spv.h
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126
source/core/rendering/sdl3gpu/postfx_vert_spv.h
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72
source/core/rendering/sdl3gpu/sdl3gpu_shader.cpp
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@@ -164,7 +164,7 @@ namespace Rendering {
// Destructor
// ---------------------------------------------------------------------------
SDL3GPUShader::~SDL3GPUShader() {
cleanup();
destroy();
}
// ---------------------------------------------------------------------------
@@ -174,7 +174,9 @@ auto SDL3GPUShader::init(SDL_Window* window,
SDL_Texture* texture,
const std::string& /*vertex_source*/,
const std::string& /*fragment_source*/) -> bool {
// Si ya estaba inicializado, limpiar antes de reinicializar (p.ej. al cambiar borde)
// Si ya estaba inicializado (p.ej. al cambiar borde), liberar recursos
// de textura/pipeline pero mantener el device vivo para evitar conflictos
// con SDL_Renderer en Windows/Vulkan.
if (is_initialized_) {
cleanup();
}
@@ -187,35 +189,37 @@ auto SDL3GPUShader::init(SDL_Window* window,
SDL_GetTextureSize(texture, &fw, &fh);
tex_width_ = static_cast<int>(fw);
tex_height_ = static_cast<int>(fh);
uniforms_.screen_height = fh;
uniforms_.screen_height = fh; // Altura lógica del juego (no el swapchain físico)
// ----------------------------------------------------------------
// 1. Create GPU device
// 1. Create GPU device (solo si no existe ya)
// ----------------------------------------------------------------
#ifdef __APPLE__
const SDL_GPUShaderFormat PREFERRED = SDL_GPU_SHADERFORMAT_MSL | SDL_GPU_SHADERFORMAT_METALLIB;
#else
const SDL_GPUShaderFormat PREFERRED = SDL_GPU_SHADERFORMAT_SPIRV;
#endif
device_ = SDL_CreateGPUDevice(PREFERRED, false, nullptr);
if (device_ == nullptr) {
SDL_Log("SDL3GPUShader: SDL_CreateGPUDevice failed: %s", SDL_GetError());
return false;
}
SDL_Log("SDL3GPUShader: driver = %s", SDL_GetGPUDeviceDriver(device_));
#ifdef __APPLE__
const SDL_GPUShaderFormat PREFERRED = SDL_GPU_SHADERFORMAT_MSL | SDL_GPU_SHADERFORMAT_METALLIB;
#else
const SDL_GPUShaderFormat PREFERRED = SDL_GPU_SHADERFORMAT_SPIRV;
#endif
device_ = SDL_CreateGPUDevice(PREFERRED, false, nullptr);
if (device_ == nullptr) {
SDL_Log("SDL3GPUShader: SDL_CreateGPUDevice failed: %s", SDL_GetError());
return false;
}
SDL_Log("SDL3GPUShader: driver = %s", SDL_GetGPUDeviceDriver(device_));
// ----------------------------------------------------------------
// 2. Claim window (GPU device owns the swapchain from now on)
// ----------------------------------------------------------------
if (!SDL_ClaimWindowForGPUDevice(device_, window_)) {
SDL_Log("SDL3GPUShader: SDL_ClaimWindowForGPUDevice failed: %s", SDL_GetError());
SDL_DestroyGPUDevice(device_);
device_ = nullptr;
return false;
// ----------------------------------------------------------------
// 2. Claim window (una sola vez — no liberar hasta destroy())
// ----------------------------------------------------------------
if (!SDL_ClaimWindowForGPUDevice(device_, window_)) {
SDL_Log("SDL3GPUShader: SDL_ClaimWindowForGPUDevice failed: %s", SDL_GetError());
SDL_DestroyGPUDevice(device_);
device_ = nullptr;
return false;
}
SDL_SetGPUSwapchainParameters(device_, window_,
SDL_GPU_SWAPCHAINCOMPOSITION_SDR,
SDL_GPU_PRESENTMODE_VSYNC);
}
SDL_SetGPUSwapchainParameters(device_, window_,
SDL_GPU_SWAPCHAINCOMPOSITION_SDR,
SDL_GPU_PRESENTMODE_VSYNC);
// ----------------------------------------------------------------
// 3. Create scene texture (upload target + sampler source)
@@ -395,8 +399,6 @@ void SDL3GPUShader::render() {
return;
}
uniforms_.screen_height = static_cast<float>(sh);
// ---- Render pass: PostFX → swapchain ----
SDL_GPUColorTargetInfo color_target = {};
color_target.texture = swapchain;
@@ -423,7 +425,7 @@ void SDL3GPUShader::render() {
}
// ---------------------------------------------------------------------------
// cleanup
// cleanup — libera pipeline/texturas/buffer pero mantiene device + swapchain
// ---------------------------------------------------------------------------
void SDL3GPUShader::cleanup() {
is_initialized_ = false;
@@ -447,8 +449,20 @@ void SDL3GPUShader::cleanup() {
SDL_ReleaseGPUSampler(device_, sampler_);
sampler_ = nullptr;
}
// device_ y el claim de la ventana se mantienen vivos
}
}
SDL_ReleaseWindowFromGPUDevice(device_, window_);
// ---------------------------------------------------------------------------
// destroy — limpieza completa incluyendo device y swapchain (solo al cerrar)
// ---------------------------------------------------------------------------
void SDL3GPUShader::destroy() {
cleanup();
if (device_ != nullptr) {
if (window_ != nullptr) {
SDL_ReleaseWindowFromGPUDevice(device_, window_);
}
SDL_DestroyGPUDevice(device_);
device_ = nullptr;
}

3
source/core/rendering/sdl3gpu/sdl3gpu_shader.hpp
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@@ -40,7 +40,8 @@ class SDL3GPUShader : public ShaderBackend {
void render() override;
void setTextureSize(float width, float height) override {}
void cleanup() override;
void cleanup() override; // Libera pipeline/texturas pero mantiene el device vivo
void destroy(); // Limpieza completa (device + swapchain); llamar solo al cerrar
[[nodiscard]] auto isHardwareAccelerated() const -> bool override { return is_initialized_; }
// Sube píxeles ARGB8888 desde CPU; llamado antes de render()