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authorDan Goodliffe <dan@randomdan.homeip.net>2024-09-02 20:49:04 +0100
committerDan Goodliffe <dan@randomdan.homeip.net>2024-09-02 20:49:04 +0100
commit995961c162b4e79c690f722c61c01165ef497e9f (patch)
tree1066950804f4c94d1be0705e19d2eedfa803a256
parentAdd TextureDimensions type (diff)
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Update Texture::getSize and ::size to account for the third texture dimension
-rw-r--r--gfx/models/texture.cpp9
-rw-r--r--gfx/models/texture.h2
2 files changed, 6 insertions, 5 deletions
diff --git a/gfx/models/texture.cpp b/gfx/models/texture.cpp
index 51223aa..a508421 100644
--- a/gfx/models/texture.cpp
+++ b/gfx/models/texture.cpp
@@ -59,12 +59,13 @@ Texture::bind(GLenum unit) const
glBindTexture(type, m_texture);
}
-TextureAbsCoord
+TextureDimensions
Texture::getSize(const glTexture & texture)
{
- TextureAbsCoord size;
+ TextureDimensions size {};
glGetTextureLevelParameteriv(texture, 0, GL_TEXTURE_WIDTH, &size.x);
glGetTextureLevelParameteriv(texture, 0, GL_TEXTURE_HEIGHT, &size.y);
+ glGetTextureLevelParameteriv(texture, 0, GL_TEXTURE_DEPTH, &size.z);
return size;
}
@@ -73,7 +74,7 @@ Texture::save(
const glTexture & texture, GLenum format, GLenum type, uint8_t channels, const char * path, uint8_t tgaFormat)
{
const auto size = getSize(texture);
- const size_t dataSize = (static_cast<size_t>(size.x * size.y * channels));
+ const size_t dataSize = (static_cast<size_t>(size.x * size.y * size.z * channels));
const size_t fileSize = dataSize + sizeof(TGAHead);
filesystem::fh out {path, O_RDWR | O_CREAT, 0660};
@@ -81,7 +82,7 @@ Texture::save(
auto tga = out.mmap(fileSize, 0, PROT_WRITE, MAP_SHARED);
*tga.get<TGAHead>() = {
.format = tgaFormat,
- .size = size,
+ .size = {size.x, size.y * size.z},
.pixelDepth = static_cast<uint8_t>(8 * channels),
};
glPixelStorei(GL_PACK_ALIGNMENT, 1);
diff --git a/gfx/models/texture.h b/gfx/models/texture.h
index 8cb8128..3329511 100644
--- a/gfx/models/texture.h
+++ b/gfx/models/texture.h
@@ -41,7 +41,7 @@ public:
protected:
static void save(const glTexture &, GLenum, GLenum, uint8_t channels, const char * path, uint8_t tgaFormat);
- static TextureAbsCoord getSize(const glTexture &);
+ static TextureDimensions getSize(const glTexture &);
glTexture m_texture;
GLenum type;