emote2ss

commit 1ca256bd293ecdac07e55ffeba030406e17ce6a3
parent e0cef1334a18540e75cce81d591c10dd334801c7
Author: bsandro <email@bsandro.tech>
Date:   Tue,  1 Aug 2023 21:54:41 +0300

Removed x86_64 only code, added -ffast-math.

Diffstat:
M
gui/Makefile
 | 
2
+-
M
gui/main.c
 | 
6
+++---
M
include/luigi.h
 | 
11
+++++++++++

3 files changed, 15 insertions(+), 4 deletions(-)
diff --git a/gui/Makefile b/gui/Makefile
@@ -3,7 +3,7 @@ SRC:=$(wildcard *.c)
 DEPS:=$(wildcard ../include/*.h)
 OBJ:=$(SRC:.c=.o)
 LIBS:=libwebp libwebpdemux x11
-CFLAGS=-Og -g -std=c99 -Wall -Wextra -I. -I../include/ ${shell pkg-config --cflags $(LIBS)}
+CFLAGS=-Og -g -std=c99 -Wall -Wextra -ffast-math -I. -I../include/ ${shell pkg-config --cflags $(LIBS)}
 LDFLAGS=-lc -lm ${shell pkg-config --libs $(LIBS)}
 
 all: $(NAME)
diff --git a/gui/main.c b/gui/main.c
@@ -209,7 +209,7 @@ spritesheet_t gen_spritesheet(animation_t *img, int cols) {
 		}
 	}
 	int stride = full_line;
-	printf("stride: %d\n", stride);
+	//printf("stride: %d\n", stride);
 	//size_t encoded = WebPEncodeLosslessRGBA(merged_orig, img->width * cols, img->height * rows, stride, &out);
 	//printf("size: %zu, encoded: %zu\n", img->width*img->height*sizeof(uint32_t), encoded);
 	//assert(encoded!=0);
@@ -238,7 +238,7 @@ int ButtonCloseEvent(UIElement *element, UIMessage msg, int di, void *dp) {
 void update_preview(UIImageDisplay *img_disp) {
 	// gen new spritesheet and refresh the preview
 	spritesheet_t ss = gen_spritesheet(img, cols);
-	printf("spritesheet width: %d, height: %d, stride: %d, len: %zu\n", ss.width, ss.height, ss.stride, ss.len);
+	//printf("spritesheet width: %d, height: %d, stride: %d, len: %zu\n", ss.width, ss.height, ss.stride, ss.len);
 
 	uint32_t *frame0 = calloc(ss.width*ss.height, sizeof(uint32_t));
 	assert(frame0!=NULL);
@@ -274,7 +274,7 @@ int SliderEvent(UIElement *element, UIMessage msg, int di, void *dp) {
 		float step = 1.0f / (float)img->frame_count;
 		int new_cols = (int)(slider_pos / step);
 		if (new_cols > 0 && cols != new_cols) {
-			printf("new_cols: %d\n", new_cols);
+			//printf("new_cols: %d\n", new_cols);
 			cols = new_cols;
 			update_preview(element->cp);
 		}
diff --git a/include/luigi.h b/include/luigi.h
@@ -15,9 +15,12 @@
 #include <X11/Xatom.h>
 #include <X11/cursorfont.h>
 
+#if defined(__x86_64__) || defined(_M_X64)
 #include <xmmintrin.h>
 #endif
 
+#endif
+
 #define _UI_TO_STRING_1(x) #x
 #define _UI_TO_STRING_2(x) _UI_TO_STRING_1(x)
 
@@ -899,7 +902,9 @@ bool UIRectangleContains(UIRectangle a, int x, int y) {
 	return a.l <= x && a.r > x && a.t <= y && a.b > y;
 }
 
+#if defined(__x86_64__) || defined(_M_X64)
 #include <xmmintrin.h>
+#endif
 
 typedef union _UIConvertFloatInteger {
 	float f;
@@ -928,9 +933,15 @@ float _UIFloorFloat(float x) {
 }
 
 float _UISquareRootFloat(float x) {
+#if defined(__x86_64__) || defined(_M_X64)
 	float result[4];
 	_mm_storeu_ps(result, _mm_sqrt_ps(_mm_set_ps(0, 0, 0, x)));
 	return result[0];
+#else
+//@todo fsqrt.s for risc-v?
+//clang already does that with this and -ffast-math
+	return sqrtf(x);
+#endif
 }
 
 #define _F(x) (((_UIConvertFloatInteger) { .i = (x) }).f)