Rewrote test program for shaped windows. It definitely displays recognizable pictures now, but the resizing and shaping functionality isn't behaving correctly, possibly due to a miscalculation of alpha values.
This commit is contained in:
Eli Gottlieb
parent
7e104c5469
commit
86f3a25266
7 changed files with 179 additions and 282 deletions
|
|
@ -63,14 +63,17 @@ void SDL_CalculateShapeBitmap(Uint8 alphacutoff,SDL_Surface *shape,Uint8* bitmap
|
||||||
Uint32 bitmap_pixel;
|
Uint32 bitmap_pixel;
|
||||||
if(SDL_MUSTLOCK(shape))
|
if(SDL_MUSTLOCK(shape))
|
||||||
SDL_LockSurface(shape);
|
SDL_LockSurface(shape);
|
||||||
for(x = 0;x<shape->w;x++)
|
pixel = (Uint8*)shape->pixels;
|
||||||
for(y = 0;y<shape->h;y++) {
|
for(y = 0;y<shape->h;y++) {
|
||||||
pixel = (Uint8 *)(shape->pixels) + (y*shape->pitch) + (x*shape->format->BytesPerPixel);
|
pixel = (Uint8 *)(shape->pixels) + y * shape->pitch;
|
||||||
|
for(x=0;x<shape->w;x++) {
|
||||||
alpha = 0;
|
alpha = 0;
|
||||||
SDL_GetRGBA(*(Uint32*)pixel,shape->format,&r,&g,&b,&alpha);
|
SDL_GetRGBA(*(Uint32*)pixel,shape->format,&r,&g,&b,&alpha);
|
||||||
bitmap_pixel = y*shape->w + x;
|
bitmap_pixel = y*shape->w + x;
|
||||||
bitmap[bitmap_pixel / ppb] |= (alpha >= alphacutoff ? value : 0) << ((ppb - 1) - (bitmap_pixel % ppb));
|
bitmap[bitmap_pixel / ppb] |= (alpha >= alphacutoff ? value : 0) << ((ppb - 1) - (bitmap_pixel % ppb));
|
||||||
|
pixel += shape->format->BytesPerPixel;
|
||||||
}
|
}
|
||||||
|
}
|
||||||
if(SDL_MUSTLOCK(shape))
|
if(SDL_MUSTLOCK(shape))
|
||||||
SDL_UnlockSurface(shape);
|
SDL_UnlockSurface(shape);
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -7,7 +7,7 @@ EXE = @EXE@
|
||||||
CFLAGS = @CFLAGS@
|
CFLAGS = @CFLAGS@
|
||||||
LIBS = @LIBS@
|
LIBS = @LIBS@
|
||||||
|
|
||||||
TARGETS = checkkeys$(EXE) graywin$(EXE) loopwave$(EXE) testalpha$(EXE) testatomic$(EXE) testaudioinfo$(EXE) testbitmap$(EXE) testblitspeed$(EXE) testcursor$(EXE) testdraw2$(EXE) testdyngles$(EXE) testdyngl$(EXE) testerror$(EXE) testeyes$(EXE) testfile$(EXE) testfill$(EXE) testgamma$(EXE) testgl2$(EXE) testgles$(EXE) testgl$(EXE) testhaptic$(EXE) testhread$(EXE) testiconv$(EXE) testime$(EXE) testintersections$(EXE) testjoystick$(EXE) testkeys$(EXE) testloadso$(EXE) testlock$(EXE) testmmousetablet$(EXE) testmultiaudio$(EXE) testoverlay2$(EXE) testoverlay$(EXE) testpalette$(EXE) testplatform$(EXE) testpower$(EXE) testresample$(EXE) testsem$(EXE) testsprite2$(EXE) testsprite$(EXE) testspriteminimal$(EXE) testtimer$(EXE) testver$(EXE) testvidinfo$(EXE) testwin$(EXE) testwm2$(EXE) testwm$(EXE) threadwin$(EXE) torturethread$(EXE)
|
TARGETS = checkkeys$(EXE) graywin$(EXE) loopwave$(EXE) testalpha$(EXE) testatomic$(EXE) testaudioinfo$(EXE) testbitmap$(EXE) testblitspeed$(EXE) testcursor$(EXE) testdraw2$(EXE) testdyngles$(EXE) testdyngl$(EXE) testerror$(EXE) testfile$(EXE) testfill$(EXE) testgamma$(EXE) testgl2$(EXE) testgles$(EXE) testgl$(EXE) testhaptic$(EXE) testhread$(EXE) testiconv$(EXE) testime$(EXE) testintersections$(EXE) testjoystick$(EXE) testkeys$(EXE) testloadso$(EXE) testlock$(EXE) testmmousetablet$(EXE) testmultiaudio$(EXE) testoverlay2$(EXE) testoverlay$(EXE) testpalette$(EXE) testplatform$(EXE) testpower$(EXE) testresample$(EXE) testsem$(EXE) testshape$(EXE) testsprite2$(EXE) testsprite$(EXE) testspriteminimal$(EXE) testtimer$(EXE) testver$(EXE) testvidinfo$(EXE) testwin$(EXE) testwm2$(EXE) testwm$(EXE) threadwin$(EXE) torturethread$(EXE)
|
||||||
|
|
||||||
all: Makefile $(TARGETS)
|
all: Makefile $(TARGETS)
|
||||||
|
|
||||||
|
|
@ -62,9 +62,6 @@ testdyngles$(EXE): $(srcdir)/testdyngles.c
|
||||||
testerror$(EXE): $(srcdir)/testerror.c
|
testerror$(EXE): $(srcdir)/testerror.c
|
||||||
$(CC) -o $@ $? $(CFLAGS) $(LIBS)
|
$(CC) -o $@ $? $(CFLAGS) $(LIBS)
|
||||||
|
|
||||||
testeyes$(EXE): $(srcdir)/testeyes.c
|
|
||||||
$(CC) -o $@ $? -std=c99 $(CFLAGS) $(LIBS)
|
|
||||||
|
|
||||||
testfile$(EXE): $(srcdir)/testfile.c
|
testfile$(EXE): $(srcdir)/testfile.c
|
||||||
$(CC) -o $@ $? $(CFLAGS) $(LIBS)
|
$(CC) -o $@ $? $(CFLAGS) $(LIBS)
|
||||||
|
|
||||||
|
|
@ -113,6 +110,9 @@ testplatform$(EXE): $(srcdir)/testplatform.c
|
||||||
testsem$(EXE): $(srcdir)/testsem.c
|
testsem$(EXE): $(srcdir)/testsem.c
|
||||||
$(CC) -o $@ $? $(CFLAGS) $(LIBS)
|
$(CC) -o $@ $? $(CFLAGS) $(LIBS)
|
||||||
|
|
||||||
|
testshape$(EXE): $(srcdir)/testshape.c
|
||||||
|
$(CC) -o $@ $? -std=c99 $(CFLAGS) $(LIBS)
|
||||||
|
|
||||||
testspriteminimal$(EXE): $(srcdir)/testspriteminimal.c
|
testspriteminimal$(EXE): $(srcdir)/testspriteminimal.c
|
||||||
$(CC) -o $@ $? $(CFLAGS) $(LIBS) @MATHLIB@
|
$(CC) -o $@ $? $(CFLAGS) $(LIBS) @MATHLIB@
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -12,7 +12,6 @@ These are test programs for the SDL library:
|
||||||
testcursor Tests custom mouse cursor
|
testcursor Tests custom mouse cursor
|
||||||
testdyngl Tests dynamically loading OpenGL library
|
testdyngl Tests dynamically loading OpenGL library
|
||||||
testerror Tests multi-threaded error handling
|
testerror Tests multi-threaded error handling
|
||||||
testeyes Tests shaped windows
|
|
||||||
testfile Tests RWops layer
|
testfile Tests RWops layer
|
||||||
testgamma Tests video device gamma ramp
|
testgamma Tests video device gamma ramp
|
||||||
testgl A very simple example of using OpenGL with SDL
|
testgl A very simple example of using OpenGL with SDL
|
||||||
|
|
@ -29,6 +28,7 @@ These are test programs for the SDL library:
|
||||||
testpalette Tests palette color cycling
|
testpalette Tests palette color cycling
|
||||||
testplatform Tests types, endianness and cpu capabilities
|
testplatform Tests types, endianness and cpu capabilities
|
||||||
testsem Tests SDL's semaphore implementation
|
testsem Tests SDL's semaphore implementation
|
||||||
|
testshape Tests shaped windows
|
||||||
testsprite Example of fast sprite movement on the screen
|
testsprite Example of fast sprite movement on the screen
|
||||||
testsprite2 Improved version of testsprite
|
testsprite2 Improved version of testsprite
|
||||||
testtimer Test the timer facilities
|
testtimer Test the timer facilities
|
||||||
|
|
|
||||||
232
test/testeyes.c
232
test/testeyes.c
|
|
@ -1,232 +0,0 @@
|
||||||
#include <stdlib.h>
|
|
||||||
#include <math.h>
|
|
||||||
#include <SDL_events.h>
|
|
||||||
#include <SDL_rect.h>
|
|
||||||
#include <SDL_pixels.h>
|
|
||||||
#include <SDL_video.h>
|
|
||||||
#include <SDL_shape.h>
|
|
||||||
#include "testeyes_bitmap.h"
|
|
||||||
#include "testeyes_mask_bitmap.h"
|
|
||||||
|
|
||||||
/* The following code for the calculation of pupil positions has been taken and rewritten from the original xeyes. The
|
|
||||||
copyright notice is included as follows, and the code is now under the same license as the rest of this file. */
|
|
||||||
/*
|
|
||||||
|
|
||||||
Copyright (c) 1991 X Consortium
|
|
||||||
|
|
||||||
Permission is hereby granted, free of charge, to any person obtaining
|
|
||||||
a copy of this software and associated documentation files (the
|
|
||||||
"Software"), to deal in the Software without restriction, including
|
|
||||||
without limitation the rights to use, copy, modify, merge, publish,
|
|
||||||
distribute, sublicense, and/or sell copies of the Software, and to
|
|
||||||
permit persons to whom the Software is furnished to do so, subject to
|
|
||||||
the following conditions:
|
|
||||||
|
|
||||||
The above copyright notice and this permission notice shall be included
|
|
||||||
in all copies or substantial portions of the Software.
|
|
||||||
|
|
||||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
|
||||||
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
||||||
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
||||||
IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
|
|
||||||
OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
|
|
||||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
|
||||||
OTHER DEALINGS IN THE SOFTWARE.
|
|
||||||
|
|
||||||
Except as contained in this notice, the name of the X Consortium shall
|
|
||||||
not be used in advertising or otherwise to promote the sale, use or
|
|
||||||
other dealings in this Software without prior written authorization
|
|
||||||
from the X Consortium.
|
|
||||||
|
|
||||||
*/
|
|
||||||
# define NUM_EYES 2
|
|
||||||
# define EYE_X(n) ((n) * 2.0)
|
|
||||||
# define EYE_Y(n) (0.0)
|
|
||||||
# define EYE_THICK (0.175) /* thickness of eye rim */
|
|
||||||
# define EYE_OFFSET (0.1) /* padding between eyes */
|
|
||||||
# define EYE_WIDTH (2.0 - (EYE_THICK + EYE_OFFSET) * 2)
|
|
||||||
# define EYE_HEIGHT EYE_WIDTH
|
|
||||||
# define EYE_HWIDTH (EYE_WIDTH / 2.0)
|
|
||||||
# define EYE_HHEIGHT (EYE_HEIGHT / 2.0)
|
|
||||||
# define BALL_WIDTH (0.3)
|
|
||||||
# define BALL_HEIGHT BALL_WIDTH
|
|
||||||
# define BALL_PAD (0.05)
|
|
||||||
# define BALL_DIST ((EYE_WIDTH - BALL_WIDTH) / 2.0 - BALL_PAD)
|
|
||||||
|
|
||||||
SDL_Point computePupil (int num,SDL_Point mouse) {
|
|
||||||
double dx = mouse.x - EYE_X(num);
|
|
||||||
double dy = mouse.y - EYE_Y(num);
|
|
||||||
double cx = 0.0,cy = 0.0;
|
|
||||||
if(dx == 0 && dy == 0) {
|
|
||||||
cx = EYE_X(num);
|
|
||||||
cy = EYE_Y(num);
|
|
||||||
}
|
|
||||||
else {
|
|
||||||
double angle = atan2((double)dy,(double)dx);
|
|
||||||
double cosa = cos(angle);
|
|
||||||
double sina = sin(angle);
|
|
||||||
double hypotenuse = hypot(EYE_HHEIGHT * cosa, EYE_HWIDTH * sina);
|
|
||||||
double dist = BALL_DIST * hypot((EYE_HWIDTH * EYE_HHEIGHT) * cosa / hypotenuse,
|
|
||||||
(EYE_HWIDTH * EYE_HHEIGHT) * sina / hypotenuse);
|
|
||||||
if(dist > hypot((double)dx,(double)dy)) {
|
|
||||||
cx = dx + EYE_X(num);
|
|
||||||
cy = dy + EYE_Y(num);
|
|
||||||
}
|
|
||||||
else {
|
|
||||||
cx = dist * cosa + EYE_X(num);
|
|
||||||
cy = dist * sina + EYE_Y(num);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
SDL_Point ret = {cx,cy};
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Here begins the code exclusively and entirely written by Eli Gottlieb in May 2010. */
|
|
||||||
typedef struct {
|
|
||||||
SDL_Rect left;
|
|
||||||
SDL_Rect right;
|
|
||||||
} Pupil_Pair;
|
|
||||||
typedef struct {
|
|
||||||
SDL_Point left;
|
|
||||||
SDL_Point right;
|
|
||||||
} Pupil_Points;
|
|
||||||
|
|
||||||
Pupil_Pair compute_pupil_positions(SDL_Point target) {
|
|
||||||
Pupil_Pair result;
|
|
||||||
Pupil_Points points;
|
|
||||||
points.left = computePupil(0,target);
|
|
||||||
points.right = computePupil(1,target);
|
|
||||||
result.left.x = points.left.x - BALL_WIDTH / 2.0;
|
|
||||||
result.left.y = points.left.y - BALL_HEIGHT / 2.0;
|
|
||||||
result.right.x = points.right.x - BALL_WIDTH / 2.0;
|
|
||||||
result.right.y = points.right.y - BALL_HEIGHT / 2.0;
|
|
||||||
result.left.w = result.right.w = BALL_WIDTH;
|
|
||||||
result.left.h = result.left.w = BALL_HEIGHT;
|
|
||||||
return result;
|
|
||||||
}
|
|
||||||
|
|
||||||
void render_eyes(SDL_Window *window,SDL_Texture *eyes_texture,Pupil_Pair pupils) {
|
|
||||||
SDL_SelectRenderer(window);
|
|
||||||
|
|
||||||
//Clear render-target to blue.
|
|
||||||
SDL_SetRenderDrawColor(0x00,0x00,0xff,0xff);
|
|
||||||
SDL_RenderClear();
|
|
||||||
|
|
||||||
//Render the whites of the eyes.
|
|
||||||
SDL_Rect srcdestrect = {0,0,eyes_width,eyes_height};
|
|
||||||
SDL_RenderCopy(eyes_texture,&srcdestrect,&srcdestrect);
|
|
||||||
|
|
||||||
//Render the pupils.
|
|
||||||
SDL_SetRenderDrawColor(0x00,0x00,0x00,0xff);
|
|
||||||
const SDL_Rect eyes[2] = {pupils.left,pupils.right};
|
|
||||||
SDL_RenderFillRects((const SDL_Rect**)&eyes,2);
|
|
||||||
|
|
||||||
SDL_RenderPresent();
|
|
||||||
}
|
|
||||||
|
|
||||||
int main(int argc,char** argv) {
|
|
||||||
if(SDL_VideoInit(NULL,0) == -1) {
|
|
||||||
printf("Could not initialize SDL video.\n");
|
|
||||||
exit(-1);
|
|
||||||
}
|
|
||||||
|
|
||||||
SDL_Window *window = SDL_CreateShapedWindow("Big Brother is watching you.",eyes_x_hot,eyes_y_hot,eyes_width,eyes_height,SDL_WINDOW_RESIZABLE | SDL_WINDOW_SHOWN);
|
|
||||||
if(window == NULL) {
|
|
||||||
SDL_VideoQuit();
|
|
||||||
printf("Could not create shaped window for eyes.\n");
|
|
||||||
exit(-2);
|
|
||||||
}
|
|
||||||
if(SDL_CreateRenderer(window,-1,SDL_RENDERER_PRESENTFLIP2) == -1) {
|
|
||||||
SDL_DestroyWindow(window);
|
|
||||||
SDL_VideoQuit();
|
|
||||||
printf("Could not create rendering context for SDL_Eyes window.\n");
|
|
||||||
exit(-3);
|
|
||||||
}
|
|
||||||
|
|
||||||
int bpp = 0;
|
|
||||||
Uint32 r = 0,g = 0,b = 0,a = 0;
|
|
||||||
SDL_PixelFormatEnumToMasks(SDL_PIXELFORMAT_ARGB4444,&bpp,&r,&g,&b,&a);
|
|
||||||
SDL_Surface *eyes = SDL_CreateRGBSurface(0,eyes_width,eyes_height,bpp,r,g,b,a);
|
|
||||||
if(eyes == NULL) {
|
|
||||||
SDL_DestroyRenderer(window);
|
|
||||||
SDL_DestroyWindow(window);
|
|
||||||
SDL_VideoQuit();
|
|
||||||
printf("Could not create eyes surface.\n");
|
|
||||||
exit(-4);
|
|
||||||
}
|
|
||||||
|
|
||||||
void *pixels = NULL;
|
|
||||||
int pitch = 0;
|
|
||||||
SDL_Rect rect = {0,0,eyes_width,eyes_height};
|
|
||||||
if(SDL_MUSTLOCK(eyes))
|
|
||||||
SDL_LockSurface(eyes);
|
|
||||||
pixels = eyes->pixels;
|
|
||||||
pitch = eyes->pitch;
|
|
||||||
for(int y=0;y<eyes_height;y++)
|
|
||||||
for(int x=0;x<eyes_width;x++) {
|
|
||||||
Uint8 brightness = *(Uint8*)(eyes_bits+(eyes_width/8)*y+(x/8)) & (1 << (7 - x % 8)) ? 255 : 0;
|
|
||||||
*(Uint16*)(pixels+pitch*y+x*16/8) = SDL_MapRGBA(eyes->format,brightness,brightness,brightness,255);
|
|
||||||
}
|
|
||||||
if(SDL_MUSTLOCK(eyes))
|
|
||||||
SDL_UnlockSurface(eyes);
|
|
||||||
SDL_Texture *eyes_texture = SDL_CreateTextureFromSurface(0,eyes);
|
|
||||||
if(eyes_texture == NULL) {
|
|
||||||
SDL_FreeSurface(eyes);
|
|
||||||
SDL_DestroyRenderer(window);
|
|
||||||
SDL_DestroyWindow(window);
|
|
||||||
SDL_VideoQuit();
|
|
||||||
printf("Could not create eyes texture.\n");
|
|
||||||
exit(-5);
|
|
||||||
}
|
|
||||||
|
|
||||||
SDL_PixelFormatEnumToMasks(SDL_PIXELFORMAT_ARGB4444,&bpp,&r,&g,&b,&a);
|
|
||||||
SDL_Surface *mask = SDL_CreateRGBSurface(0,eyesmask_width,eyesmask_height,bpp,r,g,b,a);
|
|
||||||
if(mask == NULL) {
|
|
||||||
SDL_DestroyTexture(eyes_texture);
|
|
||||||
SDL_FreeSurface(eyes);
|
|
||||||
SDL_DestroyRenderer(window);
|
|
||||||
SDL_DestroyWindow(window);
|
|
||||||
SDL_VideoQuit();
|
|
||||||
printf("Could not create shape mask texture.\n");
|
|
||||||
exit(-5);
|
|
||||||
}
|
|
||||||
|
|
||||||
if(SDL_MUSTLOCK(mask))
|
|
||||||
SDL_LockSurface(mask);
|
|
||||||
pixels = mask->pixels;
|
|
||||||
pitch = mask->pitch;
|
|
||||||
for(int y=0;y<eyesmask_height;y++)
|
|
||||||
for(int x=0;x<eyesmask_width;x++) {
|
|
||||||
Uint8 alpha = *(Uint8*)(eyesmask_bits+(eyesmask_width/8)*y+(x/8)) & (1 << (7 - x % 8)) ? 1 : 0;
|
|
||||||
*(Uint16*)(pixels+pitch*y+x*bpp/8) = SDL_MapRGBA(mask->format,0,0,0,alpha);
|
|
||||||
}
|
|
||||||
if(SDL_MUSTLOCK(mask))
|
|
||||||
SDL_UnlockSurface(mask);
|
|
||||||
|
|
||||||
SDL_WindowShapeMode mode = {ShapeModeDefault,1};
|
|
||||||
SDL_SetWindowShape(window,mask,&mode);
|
|
||||||
|
|
||||||
SDL_Event event;
|
|
||||||
int event_pending = 0;
|
|
||||||
event_pending = SDL_PollEvent(&event);
|
|
||||||
SDL_Point mouse_position;
|
|
||||||
Pupil_Pair pupil_positions;
|
|
||||||
SDL_SelectMouse(0);
|
|
||||||
SDL_GetMouseState(&mouse_position.x,&mouse_position.y);
|
|
||||||
pupil_positions = compute_pupil_positions(mouse_position);
|
|
||||||
while(event.type != SDL_QUIT) {
|
|
||||||
if(event.type == SDL_MOUSEMOTION) {
|
|
||||||
mouse_position.x = event.motion.x;
|
|
||||||
mouse_position.y = event.motion.y;
|
|
||||||
pupil_positions = compute_pupil_positions(mouse_position);
|
|
||||||
}
|
|
||||||
render_eyes(window,eyes_texture,pupil_positions);
|
|
||||||
event_pending = SDL_PollEvent(&event);
|
|
||||||
}
|
|
||||||
|
|
||||||
SDL_FreeSurface(mask);
|
|
||||||
SDL_DestroyTexture(eyes_texture);
|
|
||||||
SDL_DestroyWindow(window);
|
|
||||||
//Call SDL_VideoQuit() before quitting.
|
|
||||||
SDL_VideoQuit();
|
|
||||||
}
|
|
||||||
|
|
@ -1,21 +0,0 @@
|
||||||
#define eyes_width 48
|
|
||||||
#define eyes_height 32
|
|
||||||
#define eyes_x_hot 0
|
|
||||||
#define eyes_y_hot 0
|
|
||||||
static unsigned char eyes_bits[] = {
|
|
||||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
||||||
0x00, 0x78, 0x00, 0x00, 0x1e, 0x00, 0x00, 0xfe, 0x01, 0x80, 0x7f, 0x00,
|
|
||||||
0x00, 0x87, 0x03, 0xc0, 0xe1, 0x00, 0x80, 0x01, 0x06, 0x60, 0x80, 0x01,
|
|
||||||
0xc0, 0x00, 0x0c, 0x30, 0x00, 0x03, 0x60, 0x00, 0x18, 0x18, 0x00, 0x06,
|
|
||||||
0x30, 0x00, 0x30, 0x0c, 0x00, 0x0c, 0x30, 0x00, 0x30, 0x0c, 0x00, 0x0c,
|
|
||||||
0x10, 0x00, 0x20, 0x04, 0x00, 0x08, 0x18, 0x00, 0x60, 0x06, 0x00, 0x18,
|
|
||||||
0x18, 0x00, 0x60, 0x06, 0x00, 0x18, 0x18, 0x00, 0x60, 0x06, 0x00, 0x18,
|
|
||||||
0x18, 0x00, 0x60, 0x06, 0x00, 0x18, 0x18, 0x00, 0x60, 0x06, 0x00, 0x18,
|
|
||||||
0x18, 0x00, 0x60, 0x06, 0x00, 0x18, 0x18, 0x80, 0x63, 0x06, 0x00, 0x18,
|
|
||||||
0x18, 0x80, 0x63, 0x06, 0xe0, 0x18, 0x18, 0x80, 0x63, 0x06, 0xe0, 0x18,
|
|
||||||
0x18, 0x00, 0x60, 0x06, 0xe0, 0x18, 0x18, 0x00, 0x20, 0x06, 0x00, 0x08,
|
|
||||||
0x10, 0x00, 0x30, 0x04, 0x00, 0x0c, 0x10, 0x00, 0x10, 0x04, 0x00, 0x04,
|
|
||||||
0x30, 0x00, 0x18, 0x0c, 0x00, 0x06, 0x60, 0x00, 0x08, 0x18, 0x00, 0x02,
|
|
||||||
0x40, 0x00, 0x0c, 0x10, 0x00, 0x03, 0xc0, 0x00, 0x06, 0x30, 0x80, 0x01,
|
|
||||||
0x80, 0x83, 0x03, 0xe0, 0xe0, 0x00, 0x00, 0xff, 0x01, 0xc0, 0x7f, 0x00,
|
|
||||||
0x00, 0xfe, 0x00, 0x00, 0x3f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
||||||
|
|
@ -1,21 +0,0 @@
|
||||||
#define eyesmask_width 48
|
|
||||||
#define eyesmask_height 32
|
|
||||||
#define eyesmask_x_hot 0
|
|
||||||
#define eyesmask_y_hot 0
|
|
||||||
static unsigned char eyesmask_bits[] = {
|
|
||||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
||||||
0x00, 0x78, 0x00, 0x00, 0x1e, 0x00, 0x00, 0xfe, 0x01, 0x80, 0x7f, 0x00,
|
|
||||||
0x00, 0xff, 0x03, 0xc0, 0xff, 0x00, 0x80, 0xff, 0x07, 0xe0, 0xff, 0x01,
|
|
||||||
0xc0, 0xff, 0x0f, 0xf0, 0xff, 0x03, 0xe0, 0xff, 0x1f, 0xf8, 0xff, 0x07,
|
|
||||||
0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f, 0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f,
|
|
||||||
0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
|
|
||||||
0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
|
|
||||||
0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
|
|
||||||
0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
|
|
||||||
0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f,
|
|
||||||
0xf8, 0xff, 0x7f, 0xfe, 0xff, 0x1f, 0xf8, 0xff, 0x3f, 0xfe, 0xff, 0x0f,
|
|
||||||
0xf0, 0xff, 0x3f, 0xfc, 0xff, 0x0f, 0xf0, 0xff, 0x1f, 0xfc, 0xff, 0x07,
|
|
||||||
0xf0, 0xff, 0x1f, 0xfc, 0xff, 0x07, 0xe0, 0xff, 0x0f, 0xf8, 0xff, 0x03,
|
|
||||||
0xc0, 0xff, 0x0f, 0xf0, 0xff, 0x03, 0xc0, 0xff, 0x07, 0xf0, 0xff, 0x01,
|
|
||||||
0x80, 0xff, 0x03, 0xe0, 0xff, 0x00, 0x00, 0xff, 0x01, 0xc0, 0x7f, 0x00,
|
|
||||||
0x00, 0xfe, 0x00, 0x00, 0x3f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
||||||
168
test/testshape.c
Normal file
168
test/testshape.c
Normal file
|
|
@ -0,0 +1,168 @@
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <math.h>
|
||||||
|
#include <SDL_events.h>
|
||||||
|
#include <SDL_rect.h>
|
||||||
|
#include <SDL_pixels.h>
|
||||||
|
#include <SDL_video.h>
|
||||||
|
#include <SDL_shape.h>
|
||||||
|
|
||||||
|
#define SHAPED_WINDOW_X 150
|
||||||
|
#define SHAPED_WINDOW_Y 150
|
||||||
|
#define SHAPED_WINDOW_DIMENSION 640
|
||||||
|
|
||||||
|
int main(int argc,char** argv) {
|
||||||
|
if(argc < 2) {
|
||||||
|
printf("SDL_Shape requires at least one bitmap file as argument.\n");
|
||||||
|
exit(-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
if(SDL_VideoInit(NULL,0) == -1) {
|
||||||
|
printf("Could not initialize SDL video.\n");
|
||||||
|
exit(-2);
|
||||||
|
}
|
||||||
|
|
||||||
|
Uint8 num_pictures = argc - 1;
|
||||||
|
SDL_Surface **pictures = malloc(sizeof(SDL_Surface*)*num_pictures);
|
||||||
|
int i = 0;
|
||||||
|
for(i=0;i<num_pictures;i++)
|
||||||
|
pictures[i] = NULL;
|
||||||
|
for(i=0;i<num_pictures;i++) {
|
||||||
|
SDL_Surface *original = SDL_LoadBMP(argv[i+1]);
|
||||||
|
if(original == NULL) {
|
||||||
|
int j = 0;
|
||||||
|
for(j=0;j<num_pictures;j++)
|
||||||
|
if(pictures[j] != NULL)
|
||||||
|
SDL_FreeSurface(pictures[j]);
|
||||||
|
free(pictures);
|
||||||
|
SDL_VideoQuit();
|
||||||
|
printf("Could not load surface from named bitmap file.\n");
|
||||||
|
exit(-3);
|
||||||
|
}
|
||||||
|
//THIS CONVERSION ROUTINE IS FRAGILE! It relies in the fact that only certain portions of the format structure must be filled in to use it.
|
||||||
|
SDL_PixelFormat format = {NULL,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
|
||||||
|
SDL_PixelFormatEnumToMasks(SDL_PIXELFORMAT_RGBA8888,&format.BitsPerPixel,&format.Rmask,&format.Gmask,&format.Bmask,&format.Amask);
|
||||||
|
format.BytesPerPixel = format.BitsPerPixel / 8 + (format.BitsPerPixel % 8 > 0 ? 1 : 0);
|
||||||
|
pictures[i] = SDL_ConvertSurface(original,&format,0);
|
||||||
|
//We have no more need of the original now that we have our desired format.
|
||||||
|
SDL_FreeSurface(original);
|
||||||
|
if(pictures[i] == NULL) {
|
||||||
|
int j = 0;
|
||||||
|
for(j=0;j<num_pictures;j++)
|
||||||
|
if(pictures[j] != NULL)
|
||||||
|
SDL_FreeSurface(pictures[j]);
|
||||||
|
free(pictures);
|
||||||
|
SDL_VideoQuit();
|
||||||
|
printf("Could not convert bitmap surface to desired format.\n");
|
||||||
|
exit(-3);
|
||||||
|
}
|
||||||
|
|
||||||
|
if(SDL_MUSTLOCK(pictures[i]))
|
||||||
|
SDL_LockSurface(pictures[i]);
|
||||||
|
|
||||||
|
void* pixels = pictures[i]->pixels;
|
||||||
|
unsigned int pitch = pictures[i]->pitch;
|
||||||
|
int y =0,x = 0;
|
||||||
|
for(y=0;y<pictures[i]->h;y++)
|
||||||
|
for(x=0;x<pictures[i]->w;x++) {
|
||||||
|
Uint32* pixel = pixels+y*pitch+x*pictures[i]->format->BytesPerPixel;
|
||||||
|
Uint8 r = 0,g = 0,b = 0;
|
||||||
|
SDL_GetRGB(*pixel,pictures[i]->format,&r,&g,&b);
|
||||||
|
if(r == g == b == 0x00)
|
||||||
|
*pixel = SDL_MapRGBA(pictures[i]->format,r,g,b,0);
|
||||||
|
}
|
||||||
|
|
||||||
|
if(SDL_MUSTLOCK(pictures[i]))
|
||||||
|
SDL_UnlockSurface(pictures[i]);
|
||||||
|
}
|
||||||
|
|
||||||
|
SDL_Window *window = SDL_CreateShapedWindow("SDL_Shape test",SHAPED_WINDOW_X,SHAPED_WINDOW_Y,SHAPED_WINDOW_DIMENSION,SHAPED_WINDOW_DIMENSION,SDL_WINDOW_RESIZABLE | SDL_WINDOW_SHOWN);
|
||||||
|
if(window == NULL) {
|
||||||
|
for(i=0;i<num_pictures;i++)
|
||||||
|
SDL_FreeSurface(pictures[i]);
|
||||||
|
free(pictures);
|
||||||
|
SDL_VideoQuit();
|
||||||
|
printf("Could not create shaped window for SDL_Shape.\n");
|
||||||
|
exit(-4);
|
||||||
|
}
|
||||||
|
if(SDL_CreateRenderer(window,-1,SDL_RENDERER_PRESENTFLIP2) == -1) {
|
||||||
|
SDL_DestroyWindow(window);
|
||||||
|
for(i=0;i<num_pictures;i++)
|
||||||
|
SDL_FreeSurface(pictures[i]);
|
||||||
|
free(pictures);
|
||||||
|
SDL_VideoQuit();
|
||||||
|
printf("Could not create rendering context for SDL_Shape window.\n");
|
||||||
|
exit(-5);
|
||||||
|
}
|
||||||
|
|
||||||
|
SDL_Texture **textures = malloc(sizeof(SDL_Texture*)*num_pictures);
|
||||||
|
for(i=0;i<num_pictures;i++)
|
||||||
|
textures[i] = NULL;
|
||||||
|
for(i=0;i<num_pictures;i++) {
|
||||||
|
textures[i] = SDL_CreateTextureFromSurface(0,pictures[i]);
|
||||||
|
if(textures[i] == NULL) {
|
||||||
|
int j = 0;
|
||||||
|
for(j=0;j<num_pictures;i++)
|
||||||
|
if(textures[i] != NULL)
|
||||||
|
SDL_DestroyTexture(textures[i]);
|
||||||
|
free(textures);
|
||||||
|
for(i=0;i<num_pictures;i++)
|
||||||
|
SDL_FreeSurface(pictures[i]);
|
||||||
|
free(pictures);
|
||||||
|
SDL_DestroyRenderer(window);
|
||||||
|
SDL_DestroyWindow(window);
|
||||||
|
SDL_VideoQuit();
|
||||||
|
printf("Could not create texture for SDL_shape.\n");
|
||||||
|
exit(-6);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
SDL_Event event;
|
||||||
|
int event_pending = 0;
|
||||||
|
event_pending = SDL_PollEvent(&event);
|
||||||
|
unsigned int current_picture = 0;
|
||||||
|
SDL_WindowShapeMode mode = {ShapeModeDefault,1};
|
||||||
|
SDL_SetWindowShape(window,pictures[current_picture],&mode);
|
||||||
|
int mouse_down = 0;
|
||||||
|
Uint32 format,access;
|
||||||
|
SDL_Rect texture_dimensions = {0,0,0,0};
|
||||||
|
SDL_QueryTexture(textures[current_picture],&format,&access,&texture_dimensions.w,&texture_dimensions.h);
|
||||||
|
SDL_SetWindowSize(window,texture_dimensions.w,texture_dimensions.h);
|
||||||
|
while(event.type != SDL_QUIT) {
|
||||||
|
if(event.type == SDL_MOUSEBUTTONDOWN)
|
||||||
|
mouse_down = 1;
|
||||||
|
if(mouse_down && event.type == SDL_MOUSEBUTTONUP) {
|
||||||
|
mouse_down = 0;
|
||||||
|
current_picture += 1;
|
||||||
|
if(current_picture >= num_pictures)
|
||||||
|
current_picture = 0;
|
||||||
|
SDL_QueryTexture(textures[current_picture],&format,&access,&texture_dimensions.w,&texture_dimensions.h);
|
||||||
|
SDL_SetWindowSize(window,texture_dimensions.w,texture_dimensions.h);
|
||||||
|
SDL_SetWindowShape(window,pictures[current_picture],&mode);
|
||||||
|
}
|
||||||
|
|
||||||
|
SDL_SelectRenderer(window);
|
||||||
|
|
||||||
|
//Clear render-target to blue.
|
||||||
|
SDL_SetRenderDrawColor(0x00,0x00,0xff,0xff);
|
||||||
|
SDL_RenderClear();
|
||||||
|
|
||||||
|
//Render the texture.
|
||||||
|
SDL_RenderCopy(textures[current_picture],&texture_dimensions,&texture_dimensions);
|
||||||
|
|
||||||
|
SDL_RenderPresent();
|
||||||
|
event_pending = SDL_PollEvent(&event);
|
||||||
|
}
|
||||||
|
|
||||||
|
//Free the textures.
|
||||||
|
for(i=0;i<num_pictures;i++)
|
||||||
|
SDL_DestroyTexture(textures[i]);
|
||||||
|
free(textures);
|
||||||
|
//Destroy the window.
|
||||||
|
SDL_DestroyWindow(window);
|
||||||
|
//Free the original surfaces backing the textures.
|
||||||
|
for(i=0;i<num_pictures;i++)
|
||||||
|
SDL_FreeSurface(pictures[i]);
|
||||||
|
free(pictures);
|
||||||
|
//Call SDL_VideoQuit() before quitting.
|
||||||
|
SDL_VideoQuit();
|
||||||
|
}
|
||||||
Loading…
Add table
Add a link
Reference in a new issue