# HG changeset patch
# User sam <sam@basx.dev>
# Date 1716208487 -25200
# Node ID f7802c5069ce13d0fcf59789966b7dbdd17fc81e
# Parent  5a8713d0afd529068b5cea39fedaa5385285cfb2
did: some trivial renaming

diff -r 5a8713d0afd5 -r f7802c5069ce semicongine/mesh.nim
--- a/semicongine/mesh.nim	Mon May 20 17:53:01 2024 +0700
+++ b/semicongine/mesh.nim	Mon May 20 19:34:47 2024 +0700
@@ -382,6 +382,11 @@
 proc clearDirtyAttributes*(mesh: var MeshObject) =
   mesh.dirtyAttributes.reset
 
+proc setShaderMaterialIndices*(mesh: var MeshObject, shadername: string, values: seq[uint16], attributeName = MATERIALINDEX_ATTRIBUTE) =
+  let indexAttribute = shadername & "_" & attributeName
+  assert values.len == mesh.instanceCount, &"Mesh {mesh}: While trying to set shader material indices for shader '{shadername}': indices have len {values.len}, but instance count is {mesh.instanceCount}"
+  mesh[indexAttribute] = values
+
 # MESH-TOOLS
 
 proc transform*[T: GPUType](mesh: var MeshObject, attribute: string, transform: Mat4) =
diff -r 5a8713d0afd5 -r f7802c5069ce semicongine/renderer.nim
--- a/semicongine/renderer.nim	Mon May 20 17:53:01 2024 +0700
+++ b/semicongine/renderer.nim	Mon May 20 19:34:47 2024 +0700
@@ -222,28 +222,28 @@
   var uploadedTextures: Table[Texture, VulkanTexture]
   for (materialType, shaderPipeline) in sceneShaders:
     # gather textures
-    for texture in shaderPipeline.samplers:
-      scenedata.shaderData[shaderPipeline.vk].textures[texture.name] = newSeq[VulkanTexture]()
-      if scene.shaderGlobals.contains(texture.name):
-        for textureValue in scene.shaderGlobals[texture.name][Texture][]:
+    for textureAttribute in shaderPipeline.samplers:
+      scenedata.shaderData[shaderPipeline.vk].textures[textureAttribute.name] = newSeq[VulkanTexture]()
+      if scene.shaderGlobals.contains(textureAttribute.name):
+        for textureValue in scene.shaderGlobals[textureAttribute.name][Texture][]:
           if not uploadedTextures.contains(textureValue):
             uploadedTextures[textureValue] = renderer.device.uploadTexture(renderer.queue, textureValue)
-          scenedata.shaderData[shaderPipeline.vk].textures[texture.name].add uploadedTextures[textureValue]
+          scenedata.shaderData[shaderPipeline.vk].textures[textureAttribute.name].add uploadedTextures[textureValue]
       else:
         var foundTexture = false
         for material in scene.getMaterials(materialType):
-          if material.hasMatchingAttribute(texture):
+          if material.hasMatchingAttribute(textureAttribute):
             foundTexture = true
-            let value = material[texture.name, Texture][]
-            assert value.len == 1, &"Mesh material attribute '{texture.name}' has texture-array, but only single textures are allowed"
+            let value = material[textureAttribute.name, Texture][]
+            assert value.len == 1, &"Mesh material attribute '{textureAttribute.name}' has texture-array, but only single textures are allowed"
             if not uploadedTextures.contains(value[0]):
               uploadedTextures[value[0]] = renderer.device.uploadTexture(renderer.queue, value[0])
-            scenedata.shaderData[shaderPipeline.vk].textures[texture.name].add uploadedTextures[value[0]]
-        assert foundTexture, &"No texture found in shaderGlobals or materials for '{texture.name}'"
-      let nTextures = scenedata.shaderData[shaderPipeline.vk].textures[texture.name].len.uint32
-      assert (texture.arrayCount == 0 and nTextures == 1) or texture.arrayCount >= nTextures, &"Shader assigned to render '{materialType}' expected {texture.arrayCount} textures for '{texture.name}' but got {nTextures}"
-      if texture.arrayCount < nTextures:
-        warn &"Shader assigned to render '{materialType}' expected {texture.arrayCount} textures for '{texture.name}' but got {nTextures}"
+            scenedata.shaderData[shaderPipeline.vk].textures[textureAttribute.name].add uploadedTextures[value[0]]
+        assert foundTexture, &"No texture found in shaderGlobals or materials for '{textureAttribute.name}'"
+      let nTextures = scenedata.shaderData[shaderPipeline.vk].textures[textureAttribute.name].len.uint32
+      assert (textureAttribute.arrayCount == 0 and nTextures == 1) or textureAttribute.arrayCount >= nTextures, &"Shader assigned to render '{materialType}' expected {textureAttribute.arrayCount} textures for '{textureAttribute.name}' but got {nTextures}"
+      if textureAttribute.arrayCount < nTextures:
+        warn &"Shader assigned to render '{materialType}' expected {textureAttribute.arrayCount} textures for '{textureAttribute.name}' but got {nTextures}"
 
     # gather uniform sizes
     var uniformBufferSize = 0'u64
diff -r 5a8713d0afd5 -r f7802c5069ce semicongine/text.nim
--- a/semicongine/text.nim	Mon May 20 17:53:01 2024 +0700
+++ b/semicongine/text.nim	Mon May 20 19:34:47 2024 +0700
@@ -13,7 +13,7 @@
   SPACE = Rune(' ')
 
   # font shader
-  MAX_TEXT_MATERIALS = 10
+  MAX_TEXT_MATERIALS = 100 # need for every different font AND color
   SHADER_ATTRIB_PREFIX = "semicon_text_"
   POSITION_ATTRIB = SHADER_ATTRIB_PREFIX & "position"
   UV_ATTRIB = SHADER_ATTRIB_PREFIX & "uv"
@@ -254,8 +254,7 @@
   result.mesh = newMesh(positions = positions, indices = indices, uvs = uvs, name = &"text-{instanceCounter}")
   result.mesh[].renameAttribute("position", POSITION_ATTRIB)
   result.mesh[].renameAttribute("uv", UV_ATTRIB)
-  result.mesh.material = initMaterialData(
-    theType = TEXT_MATERIAL_TYPE,
+  result.mesh.material = TEXT_MATERIAL_TYPE.initMaterialData(
     name = font.name & " text",
     attributes = {"fontAtlas": initDataList(@[font.fontAtlas]), "color": initDataList(@[color])},
   )