From ea602c4f8fee6cea805488bfff9037b04467feb5 Mon Sep 17 00:00:00 2001
From: Xiang Silian <youmiss@163.com>
Date: Wed, 17 Sep 2025 22:48:56 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8A=A0=E5=85=A5=E6=B8=B2=E6=9F=93=E7=82=B9?=
 =?UTF-8?q?=E7=9A=84=E4=BB=A3=E7=A0=81?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 shaders/texture_loading/glsl/pointcloud.frag  |  11 ++++++++
 .../texture_loading/glsl/pointcloud.frag.spv  | Bin 0 -> 572 bytes
 shaders/texture_loading/glsl/pointcloud.vert  |  26 ++++++++++++++++++
 .../texture_loading/glsl/pointcloud.vert.spv  | Bin 0 -> 1496 bytes
 4 files changed, 37 insertions(+)
 create mode 100644 shaders/texture_loading/glsl/pointcloud.frag
 create mode 100644 shaders/texture_loading/glsl/pointcloud.frag.spv
 create mode 100644 shaders/texture_loading/glsl/pointcloud.vert
 create mode 100644 shaders/texture_loading/glsl/pointcloud.vert.spv

diff --git a/shaders/texture_loading/glsl/pointcloud.frag b/shaders/texture_loading/glsl/pointcloud.frag
new file mode 100644
index 0000000..2a5e838
--- /dev/null
+++ b/shaders/texture_loading/glsl/pointcloud.frag
@@ -0,0 +1,11 @@
+#version 450
+
+// 从顶点着色器接收的颜色
+layout(location = 0) in vec3 fragColor;
+
+// 输出颜色
+layout(location = 0) out vec4 outColor;
+
+void main() {
+    outColor = vec4(fragColor, 1.0); // 使用传入的颜色
+}
\ No newline at end of file
diff --git a/shaders/texture_loading/glsl/pointcloud.frag.spv b/shaders/texture_loading/glsl/pointcloud.frag.spv
new file mode 100644
index 0000000000000000000000000000000000000000..da37f7ede672fe162b5322c32f5938a7836409a7
GIT binary patch
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literal 0
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diff --git a/shaders/texture_loading/glsl/pointcloud.vert b/shaders/texture_loading/glsl/pointcloud.vert
new file mode 100644
index 0000000..e5e50d6
--- /dev/null
+++ b/shaders/texture_loading/glsl/pointcloud.vert
@@ -0,0 +1,26 @@
+#version 450
+
+layout(location = 0) in vec3 inPosition;
+layout(location = 1) in vec3 inColor;
+
+layout(location = 0) out vec3 fragColor;
+
+// --- 修改：匹配 ubo_vs 的内存布局 ---
+// ubo_vs 在 C++ 中的布局是 projection(0), model(64), view_pos(128), lod_bias(144)
+// 我们只需要 projection 和 model
+layout(binding = 0) uniform UniformBufferObject {
+    mat4 proj;    // 对应 ubo_vs.projection (偏移 0)
+    mat4 model;   // 对应 ubo_vs.model (偏移 64)
+    // view_pos 和 lod_bias 在内存中，但这里不声明，着色器不会直接访问它们
+    // 重要的是 proj 和 model 的位置和大小必须匹配 ubo_vs 中的对应部分
+} ubo;
+// --- 修改结束 ---
+
+void main() {
+    // 注意：通常 MVP 是 Model * View * Projection
+    // 但您的 ubo_vs.model 似乎已经包含了 View 变换 (ubo_vs.model = view_matrix * ...)
+    // 所以这里直接使用 ubo.model 和 ubo.proj
+    // 如果渲染结果不正确，请检查 ubo_vs.model 的构成
+    gl_Position = ubo.proj * ubo.model * vec4(inPosition, 1.0);
+    fragColor = inColor;
+}
\ No newline at end of file
diff --git a/shaders/texture_loading/glsl/pointcloud.vert.spv b/shaders/texture_loading/glsl/pointcloud.vert.spv
new file mode 100644
index 0000000000000000000000000000000000000000..6a729f8d242c3a66d41f910caaa89852508ce602
GIT binary patch
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