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Renderer/Texture: Implement Update of a region + inherit AbstractImage

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This commit is contained in:
Jérôme Leclercq
2021-09-07 18:42:53 +02:00
parent b6745b2906
commit 879b2f7aa6
11 changed files with 122 additions and 73 deletions
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9
src/Nazara/OpenGLRenderer/OpenGLTexture.cpp
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@@ -73,7 +73,7 @@ namespace Nz
return m_params.type;
}
bool OpenGLTexture::Update(const void* ptr)
bool OpenGLTexture::Update(const void* ptr, const Boxui& box, unsigned int srcWidth, unsigned int srcHeight, UInt8 level)
{
auto format = DescribeTextureFormat(m_params.pixelFormat);
assert(format);
@@ -90,6 +90,9 @@ namespace Nz
else
context.glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
context.glPixelStorei(GL_UNPACK_ROW_LENGTH, srcWidth);
context.glPixelStorei(GL_UNPACK_IMAGE_HEIGHT, srcHeight);
switch (m_params.type)
{
case ImageType::E1D:
@@ -99,7 +102,7 @@ namespace Nz
break;
case ImageType::E2D:
m_texture.TexSubImage2D(GL::TextureTarget::Target2D, 0, 0, 0, m_params.width, m_params.height, format->format, format->type, ptr);
m_texture.TexSubImage2D(GL::TextureTarget::Target2D, level, box.x, box.y, box.width, box.height, format->format, format->type, ptr);
break;
case ImageType::E2D_Array:
@@ -115,7 +118,7 @@ namespace Nz
for (GL::TextureTarget face : { GL::TextureTarget::CubemapPositiveX, GL::TextureTarget::CubemapNegativeX, GL::TextureTarget::CubemapPositiveY, GL::TextureTarget::CubemapNegativeY, GL::TextureTarget::CubemapPositiveZ, GL::TextureTarget::CubemapNegativeZ })
{
m_texture.TexSubImage2D(face, 0, 0, 0, m_params.width, m_params.height, format->format, format->type, facePtr);
m_texture.TexSubImage2D(face, level, box.x, box.y, box.width, box.height, format->format, format->type, facePtr);
facePtr += faceSize;
}
break;