Change some math macros to constexpr

Changes `MAX`, `MIN`, `ABS`, `CLAMP` and `SIGN`.

4 files changed, 11 insertions, 12 deletions

diff --git a/servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp b/servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp
index 38234cf0e7..e6fc50afbf 100644
--- a/servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp
+++ b/servers/rendering/renderer_rd/renderer_canvas_render_rd.cpp
@@ -694,9 +694,9 @@ void RendererCanvasRenderRD::_render_item(RD::DrawListID p_draw_list, RID p_rend
 
 				_bind_canvas_texture(p_draw_list, RID(), current_filter, current_repeat, last_texture, push_constant, texpixel_size);
 
-				RD::get_singleton()->draw_list_bind_index_array(p_draw_list, primitive_arrays.index_array[MIN(3, primitive->point_count) - 1]);
+				RD::get_singleton()->draw_list_bind_index_array(p_draw_list, primitive_arrays.index_array[MIN(3u, primitive->point_count) - 1]);
 
-				for (uint32_t j = 0; j < MIN(3, primitive->point_count); j++) {
+				for (uint32_t j = 0; j < MIN(3u, primitive->point_count); j++) {
 					push_constant.points[j * 2 + 0] = primitive->points[j].x;
 					push_constant.points[j * 2 + 1] = primitive->points[j].y;
 					push_constant.uvs[j * 2 + 0] = primitive->uvs[j].x;
diff --git a/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp b/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp
index 6296e10962..14207c6620 100644
--- a/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp
+++ b/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp
@@ -1666,8 +1666,8 @@ void RendererSceneRenderRD::_allocate_blur_textures(RenderBuffers *rb) {
 
 			if (i == 1) {
 				// next 2 are half size
-				tf.width = MAX(1, tf.width >> 1);
-				tf.height = MAX(1, tf.height >> 1);
+				tf.width = MAX(1u, tf.width >> 1);
+				tf.height = MAX(1u, tf.height >> 1);
 			}
 		}
 
diff --git a/servers/rendering/renderer_rd/renderer_scene_sky_rd.cpp b/servers/rendering/renderer_rd/renderer_scene_sky_rd.cpp
index d39fe306f4..51874df0f2 100644
--- a/servers/rendering/renderer_rd/renderer_scene_sky_rd.cpp
+++ b/servers/rendering/renderer_rd/renderer_scene_sky_rd.cpp
@@ -362,8 +362,8 @@ void RendererSceneSkyRD::ReflectionData::update_reflection_data(RendererStorageR
 
 				layer.views.write[j] = RD::get_singleton()->texture_create_shared_from_slice(RD::TextureView(), p_base_cube, p_base_layer + i * 6, j, 1, RD::TEXTURE_SLICE_CUBEMAP);
 
-				mmw = MAX(1, mmw >> 1);
-				mmh = MAX(1, mmh >> 1);
+				mmw = MAX(1u, mmw >> 1);
+				mmh = MAX(1u, mmh >> 1);
 			}
 
 			layers.push_back(layer);
@@ -390,8 +390,8 @@ void RendererSceneSkyRD::ReflectionData::update_reflection_data(RendererStorageR
 
 			layer.views.write[j] = RD::get_singleton()->texture_create_shared_from_slice(RD::TextureView(), p_base_cube, p_base_layer, j, 1, RD::TEXTURE_SLICE_CUBEMAP);
 
-			mmw = MAX(1, mmw >> 1);
-			mmh = MAX(1, mmh >> 1);
+			mmw = MAX(1u, mmw >> 1);
+			mmh = MAX(1u, mmh >> 1);
 		}
 
 		layers.push_back(layer);
@@ -432,8 +432,8 @@ void RendererSceneSkyRD::ReflectionData::update_reflection_data(RendererStorageR
 				}
 			}
 
-			mmw = MAX(1, mmw >> 1);
-			mmh = MAX(1, mmh >> 1);
+			mmw = MAX(1u, mmw >> 1);
+			mmh = MAX(1u, mmh >> 1);
 		}
 	}
 }
diff --git a/servers/rendering/renderer_rd/renderer_storage_rd.cpp b/servers/rendering/renderer_rd/renderer_storage_rd.cpp
index e4ddc1b41f..f00931cf47 100644
--- a/servers/rendering/renderer_rd/renderer_storage_rd.cpp
+++ b/servers/rendering/renderer_rd/renderer_storage_rd.cpp
@@ -9510,8 +9510,7 @@ RendererStorageRD::RendererStorageRD() {
 
 	static_assert(sizeof(GlobalVariables::Value) == 16);
 
-	global_variables.buffer_size = GLOBAL_GET("rendering/limits/global_shader_variables/buffer_size");
-	global_variables.buffer_size = MAX(4096, global_variables.buffer_size);
+	global_variables.buffer_size = MAX(4096, (int)GLOBAL_GET("rendering/limits/global_shader_variables/buffer_size"));
 	global_variables.buffer_values = memnew_arr(GlobalVariables::Value, global_variables.buffer_size);
 	memset(global_variables.buffer_values, 0, sizeof(GlobalVariables::Value) * global_variables.buffer_size);
 	global_variables.buffer_usage = memnew_arr(GlobalVariables::ValueUsage, global_variables.buffer_size);