From 8089d3356eecf224b0724466624f46c2c525f296 Mon Sep 17 00:00:00 2001
From: Stephen Gutekanst <stephen@hexops.com>
Date: Mon, 29 Apr 2024 11:58:15 -0700
Subject: [PATCH] sysgpu: implement texture getWidth/getHeight

Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
---
 src/sysgpu/d3d12.zig  |  8 ++++++++
 src/sysgpu/main.zig   | 12 ++++++------
 src/sysgpu/metal.zig  |  8 ++++++++
 src/sysgpu/opengl.zig |  8 ++++++++
 src/sysgpu/vulkan.zig |  8 ++++++++
 5 files changed, 38 insertions(+), 6 deletions(-)

diff --git a/src/sysgpu/d3d12.zig b/src/sysgpu/d3d12.zig
index c2293170..8cc1e56b 100644
--- a/src/sysgpu/d3d12.zig
+++ b/src/sysgpu/d3d12.zig
@@ -1728,6 +1728,14 @@ pub const Texture = struct {
         return TextureView.init(texture, desc);
     }
 
+    pub fn getWidth(texture: *Texture) u32 {
+        return texture.size.width;
+    }
+
+    pub fn getHeight(texture: *Texture) u32 {
+        return texture.size.height;
+    }
+
     // Internal
     pub fn calcSubresource(texture: *Texture, mip_level: u32, array_slice: u32) u32 {
         return mip_level + (array_slice * texture.mip_level_count);
diff --git a/src/sysgpu/main.zig b/src/sysgpu/main.zig
index caa5e6f2..2c7afada 100644
--- a/src/sysgpu/main.zig
+++ b/src/sysgpu/main.zig
@@ -1295,9 +1295,9 @@ pub const Impl = sysgpu.Interface(struct {
         @panic("unimplemented");
     }
 
-    pub inline fn textureGetHeight(texture: *sysgpu.Texture) u32 {
-        _ = texture;
-        @panic("unimplemented");
+    pub inline fn textureGetHeight(texture_raw: *sysgpu.Texture) u32 {
+        const texture: *impl.Texture = @ptrCast(@alignCast(texture_raw));
+        return texture.getHeight();
     }
 
     pub inline fn textureGetMipLevelCount(texture: *sysgpu.Texture) u32 {
@@ -1315,9 +1315,9 @@ pub const Impl = sysgpu.Interface(struct {
         @panic("unimplemented");
     }
 
-    pub inline fn textureGetWidth(texture: *sysgpu.Texture) u32 {
-        _ = texture;
-        @panic("unimplemented");
+    pub inline fn textureGetWidth(texture_raw: *sysgpu.Texture) u32 {
+        const texture: *impl.Texture = @ptrCast(@alignCast(texture_raw));
+        return texture.getHeight();
     }
 
     pub inline fn textureSetLabel(texture: *sysgpu.Texture, label: [*:0]const u8) void {
diff --git a/src/sysgpu/metal.zig b/src/sysgpu/metal.zig
index 8fb0d56b..45083bfa 100644
--- a/src/sysgpu/metal.zig
+++ b/src/sysgpu/metal.zig
@@ -636,6 +636,14 @@ pub const Texture = struct {
         allocator.destroy(texture);
     }
 
+    pub fn getWidth(texture: *Texture) u32 {
+        return @intCast(texture.mtl_texture.width());
+    }
+
+    pub fn getHeight(texture: *Texture) u32 {
+        return @intCast(texture.mtl_texture.height());
+    }
+
     pub fn createView(texture: *Texture, desc: *const sysgpu.TextureView.Descriptor) !*TextureView {
         return TextureView.init(texture, desc);
     }
diff --git a/src/sysgpu/opengl.zig b/src/sysgpu/opengl.zig
index 572d3e07..f4306c7b 100644
--- a/src/sysgpu/opengl.zig
+++ b/src/sysgpu/opengl.zig
@@ -808,6 +808,14 @@ pub const Texture = struct {
         allocator.destroy(texture);
     }
 
+    pub fn getWidth(texture: *Texture) u32 {
+        return texture.size.width;
+    }
+
+    pub fn getHeight(texture: *Texture) u32 {
+        return texture.size.height;
+    }
+
     pub fn createView(texture: *Texture, desc: *const sysgpu.TextureView.Descriptor) !*TextureView {
         return TextureView.init(texture, desc);
     }
diff --git a/src/sysgpu/vulkan.zig b/src/sysgpu/vulkan.zig
index 989e9b73..9e42b117 100644
--- a/src/sysgpu/vulkan.zig
+++ b/src/sysgpu/vulkan.zig
@@ -1440,6 +1440,14 @@ pub const Texture = struct {
         allocator.destroy(texture);
     }
 
+    pub fn getWidth(texture: *Texture) u32 {
+        return texture.size.width;
+    }
+
+    pub fn getHeight(texture: *Texture) u32 {
+        return texture.size.height;
+    }
+
     pub fn createView(texture: *Texture, desc: *const sysgpu.TextureView.Descriptor) !*TextureView {
         return TextureView.init(texture, desc, texture.extent);
     }