wip shader layouts for common stuff

1 files changed, 55 insertions, 0 deletions

diff --git a/src/new_render/shader_layouts.h b/src/new_render/shader_layouts.h
index d1ed1cc..e34e790 100644
--- a/src/new_render/shader_layouts.h
+++ b/src/new_render/shader_layouts.h
@@ -1,3 +1,58 @@
 #pragma once
 #include "maths_types.h"
 #include "ral_types.h"
+
+/** @brief shader layout for camera matrices */
+typedef struct Binding_Camera {
+  Mat4 view;
+  Mat4 projection;
+} Binding_Camera;
+
+typedef struct Binding_Model {
+  Mat4 model;
+} Binding_Model;
+
+/** @brief data that is handy to have in any shader */
+typedef struct Binding_Globals {
+
+} Binding_Globals;
+
+typedef struct pbr_point_light {
+  Vec3 pos;
+  f32 pad;
+  Vec3 color;
+  f32 pad2;
+} pbr_point_light;
+
+typedef struct Binding_PointLights {
+  pbr_point_light pointLights[4];
+  Vec4 viewPos;
+} Binding_PointLights;
+
+static ShaderDataLayout Binding_Camera_GetLayout(void* data) {
+  Binding_Camera* d = data;
+  bool has_data = data != NULL;
+
+  ShaderBinding b1 = {
+    .label = "Camera",
+    .kind = BINDING_BYTES
+  };
+  if (has_data) {
+    b1.data.bytes.data = d;
+  }
+  return (ShaderDataLayout) {.bindings = {b1 }, .binding_count = 1};
+}
+
+static ShaderDataLayout Binding_Model_GetLayout(void* data) {
+  Binding_Model* d = data;
+  bool has_data = data != NULL;
+
+  ShaderBinding b1 = {
+    .label = "Model",
+    .kind = BINDING_BYTES
+  };
+  if (has_data) {
+    b1.data.bytes.data = d;
+  }
+  return (ShaderDataLayout) {.bindings = {b1 }, .binding_count = 1};
+}
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