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Canvas entity texture updating

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Ada 2025-02-26 06:30:21 +10:00
parent addd65a160
commit 621df2e4a9
4 changed files with 29 additions and 21 deletions
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32
libraries/entities-renderer/src/RenderableCanvasEntityItem.cpp
View file

@ -12,30 +12,18 @@ using namespace render;
using namespace render::entities;
CanvasEntityRenderer::CanvasEntityRenderer(const EntityItemPointer& entity) : Parent(entity) {
gpu::Byte pixels[256 * 256 * 4];
// dummy placeholder texture to make sure the per-frame thing works
for (int x = 0; x < 256; x++) {
for (int y = 0; y < 256; y++) {
pixels[(y * 256 * 4) + (x * 4) + 0] = 255;
pixels[(y * 256 * 4) + (x * 4) + 1] = 0;
pixels[(y * 256 * 4) + (x * 4) + 2] = 255;
pixels[(y * 256 * 4) + (x * 4) + 3] = 255;
}
}
_texture = gpu::Texture::create2D(gpu::Element::COLOR_SRGBA_32, 256, 256);
_texture->setStoredMipFormat(gpu::Element::COLOR_SRGBA_32);
_texture->assignStoredMip(0, 256 * 256 * 4, pixels);
_texture->setSource(__FUNCTION__);
_testTimer.setInterval(33);
_testTimer.setInterval(16);
connect(&_testTimer, &QTimer::timeout, this, &CanvasEntityRenderer::onTimeout);
_testTimer.start();
}
CanvasEntityRenderer::~CanvasEntityRenderer() { }
void CanvasEntityRenderer::doRenderUpdateAsynchronousTyped(const TypedEntityPointer &entity) {
_width = entity->getWidth();
_height = entity->getHeight();
}
void CanvasEntityRenderer::onTimeout() {
gpu::Byte pixels[256 * 256 * 4];
@ -49,8 +37,12 @@ void CanvasEntityRenderer::onTimeout() {
}
}
_texture->assignStoredMip(0, 256 * 256 * 4, pixels);
auto texture = gpu::Texture::createStrict(gpu::Element::COLOR_SRGBA_32, 256, 256);
texture->setStoredMipFormat(gpu::Element::COLOR_SRGBA_32);
texture->setAutoGenerateMips(false);
texture->assignStoredMip(0, 256 * 256 * 4, pixels);
texture->setSource("CanvasEntityRenderer");
_texture = texture;
_ticks += 1;
qDebug("onTimeout: _ticks = %d", _ticks);
}

4
libraries/entities-renderer/src/RenderableCanvasEntityItem.h
View file

@ -32,12 +32,16 @@ protected:
virtual bool wantsHandControllerPointerEvents() const override { return false; }
virtual bool wantsKeyboardFocus() const override { return false; }
virtual void doRenderUpdateAsynchronousTyped(const TypedEntityPointer &entity) override;
private:
gpu::TexturePointer _texture;
int _ticks = 0;
QTimer _testTimer;
void onTimeout();
int _width = 4, _height = 4;
};
} }

10
libraries/entities/src/CanvasEntityItem.h.in
View file

@ -23,6 +23,16 @@ public:
ALLOW_INSTANTIATION // This class can be instantiated
ENTITY_PROPERTY_SUBCLASS_METHODS
int getWidth() { return width; }
int getHeight() { return height; }
uint32_t getClearColor() { return clearColor; }
protected:
@Canvas_ENTITY_PROPS@
int width, height;
uint32_t clearColor;
};
#endif // hifi_CanvasEntityItem_h

4
libraries/gpu-gl/src/gpu/gl45/GL45BackendTexture.cpp
View file

@ -83,7 +83,9 @@ GLTexture* GL45Backend::syncGPUObject(const TexturePointer& texturePointer) {
case TextureUsageType::RESOURCE:
#endif
case TextureUsageType::STRICT_RESOURCE:
qCDebug(gpugllogging) << "Strict texture " << texture.source().c_str();
if (texture.source() != "CanvasEntityRenderer") {
qCDebug(gpugllogging) << "Strict texture " << texture.source().c_str();
}
object = new GL45StrictResourceTexture(shared_from_this(), texture);
break;