medfall

commit 0f693ea29f192245376b54b2b50c920856d1aa01
parent 82b1a4aebdf03f84d54b7f3a66cf15d1a32a3314
Author: Michael Savage <mikejsavage@gmail.com>
Date:   Thu Sep 14 23:37:42 +0300

TEXFMT_R_U16

Diffstat:
renderer.cc
 | 
9
+++++++++
renderer.h
 | 
2
++
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/renderer.cc b/renderer.cc
@@ -325,6 +325,9 @@ static GLenum textureformat_to_glenum( TextureFormat format, bool srgb ) {
 		case TEXFMT_R_U8NORM:
 			ASSERT( !srgb );
 			return GL_R8_SNORM;
+		case TEXFMT_R_U16:
+			ASSERT( !srgb );
+			return GL_R16;
 		case TEXFMT_DEPTH:
 			ASSERT( !srgb );
 			return GL_DEPTH_COMPONENT24;
@@ -643,6 +646,8 @@ static u32 texture_byte_size( u32 width, u32 height, TextureFormat format, bool 
 		case TEXFMT_R_U8:
 		case TEXFMT_R_U8NORM:
 			return total_dim * 1 * sizeof( u8 );
+		case TEXFMT_R_U16:
+			return total_dim * 1 * sizeof( u16 );
 		case TEXFMT_BC4:
 			return total_dim / 2;
 		default:
@@ -699,6 +704,10 @@ Texture renderer_new_texture( TextureConfig config ) {
 				channels = GL_RED;
 				type = GL_UNSIGNED_BYTE;
 				break;
+			case TEXFMT_R_U16:
+				channels = GL_RED;
+				type = GL_UNSIGNED_SHORT;
+				break;
 			case TEXFMT_DEPTH:
 				channels = GL_DEPTH_COMPONENT;
 				type = GL_FLOAT;
diff --git a/renderer.h b/renderer.h
@@ -61,6 +61,7 @@ enum TextureFormat {
 	TEXFMT_R_FLOAT,
 	TEXFMT_R_U8,
 	TEXFMT_R_U8NORM,
+	TEXFMT_R_U16,
 
 	TEXFMT_DEPTH,
 
@@ -182,6 +183,7 @@ struct TextureConfig {
 
 	v4 border_colour;
 	bool srgb = false; // TODO: this should be true by default. maybe needs enum TextureColorSpace too
+	// TODO: or it should be merged with TextureFormat since only some formats make sense with sRGB
 };
 
 enum ClearColourBool { RENDERER_CLEAR_COLOUR_DONT, RENDERER_CLEAR_COLOUR_DO };