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desmume
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Linux (gtk): Fix screen gap bug

This commit is contained in:
alvinwong 2014-02-07 14:13:08 +00:00
parent 675e3424b3
commit 74b7993d1a
1 changed files with 72 additions and 25 deletions
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97
desmume/src/gtk/main.cpp
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@ -81,7 +81,8 @@
#define SCREENS_PIXEL_SIZE (256*192*2)
#define SCREEN_BYTES_PER_PIXEL 3
#define GAP_SIZE 50
#define GAP_SIZE 64
#define GAP_COLOR (0x000000)
static int gtk_fps_limiter_disabled;
static int draw_count;
@ -1171,16 +1172,21 @@ static void UpdateDrawingAreaAspect()
H = screen_size[nds_screen.orientation].width;
}
// The gap is added after filtering
video.SetSourceSize(W, H);
if (nds_screen.orientation != ORIENT_SINGLE) {
if ((nds_screen.rotation_angle == 0 || nds_screen.rotation_angle == 180) ^
(nds_screen.orientation == ORIENT_HORIZONTAL)) {
H += nds_screen.gap_size;
if (nds_screen.orientation == ORIENT_VERTICAL) {
if ((nds_screen.rotation_angle == 0 || nds_screen.rotation_angle == 180)) {
H += nds_screen.gap_size;
} else {
W += nds_screen.gap_size;
}
} else {
W += nds_screen.gap_size;
}
}
video.SetSourceSize(W, H);
gtk_widget_set_size_request(GTK_WIDGET(pDrawingArea), W, H);
}
@ -1278,7 +1284,7 @@ static gboolean ExposeDrawingArea (GtkWidget *widget, GdkEventExpose *event, gpo
imgW = screen_size[nds_screen.orientation].height;
}
if (nds_screen.orientation == ORIENT_SINGLE) {
if (nds_screen.orientation != ORIENT_VERTICAL) {
gapH = 0;
gapW = 0;
} else if (gap_vertical) {
@ -1289,24 +1295,24 @@ static gboolean ExposeDrawingArea (GtkWidget *widget, GdkEventExpose *event, gpo
gapW = nds_screen.gap_size;
}
hratio = (float)(daW - gapW) / (float)imgW;
vratio = (float)(daH - gapH) / (float)imgH;
hratio = (float)daW / (float)(imgW + gapW);
vratio = (float)daH / (float)(imgH + gapH);
hratio = MIN(hratio, vratio);
vratio = hratio;
primaryOffsetX = (daW-(int)(hratio*(float)imgW)-gapW)/2;
primaryOffsetY = (daH-(int)(vratio*(float)imgH)-gapH)/2;
primaryOffsetX = (daW-(int)(hratio*(float)(imgW+gapW)))/2;
primaryOffsetY = (daH-(int)(vratio*(float)(imgH+gapH)))/2;
nscreen_ratio = nds_screen.orientation == ORIENT_SINGLE ? 1 : 0.5;
if (gap_vertical) {
screenW = (int)(hratio*(float)imgW);
screenH = (int)(vratio*(float)imgH*nscreen_ratio);
screenW = (int)(hratio*(float)(imgW));
screenH = (int)(vratio*(float)(imgH)*nscreen_ratio);
secondaryOffsetX = primaryOffsetX;
secondaryOffsetY = primaryOffsetY + screenH + gapH;
secondaryOffsetY = primaryOffsetY + screenH + (int)(vratio * (float)gapH);
} else {
screenW = (int)(hratio*(float)imgW*nscreen_ratio);
screenH = (int)(vratio*(float)imgH);
secondaryOffsetX = primaryOffsetX + screenW + gapW;
screenW = (int)(hratio*(float)(imgW)*nscreen_ratio);
screenH = (int)(vratio*(float)(imgH));
secondaryOffsetX = primaryOffsetX + screenW + (int)(hratio * (float)gapW);
secondaryOffsetY = primaryOffsetY;
}
@ -1333,19 +1339,60 @@ static gboolean ExposeDrawingArea (GtkWidget *widget, GdkEventExpose *event, gpo
u32* fbuf = video.RunFilter();
int dstW = video.GetDstWidth();
int dstH = video.GetDstHeight();
int dstScale = (dstH / imgH); // Assumed to be integer
int dstGapH = gapH * dstScale;
int dstGapW = gapW * dstScale;
//Convert to 24-bit
guchar dsurf24[dstW*dstH*SCREEN_BYTES_PER_PIXEL];
gint k=0;
for (gint i=0; i<dstW*dstH; i++)
{
*(u32*) &(dsurf24[k]) = fbuf[i];
k+=3;
guchar dsurf24[(dstW+dstGapW)*(dstH+dstGapH)*SCREEN_BYTES_PER_PIXEL];
gint i=0, k=0, x, y;
// Top half
for (x = 0; x < dstH / 2; x++) {
// Left half
for (y = 0; y < dstW / 2; y++, i++) {
*(u32*) &(dsurf24[k]) = fbuf[i];
k += 3;
}
// Vertical gap
for(y = 0; y < dstGapW; y++) {
*(u32*) &(dsurf24[k]) = GAP_COLOR;
k += 3;
}
// Right half
for (y = 0; y < dstW / 2; y++, i++) {
*(u32*) &(dsurf24[k]) = fbuf[i];
k += 3;
}
}
// Horizontal gap
for (x = 0; x < dstGapH; x++) {
for(y = 0; y < dstW + dstGapW; y++) {
*(u32*) &(dsurf24[k]) = GAP_COLOR;
k += 3;
}
}
// Bottom half
for (x = 0; x < dstH / 2; x++) {
// Left half
for (y = 0; y < dstW / 2; y++, i++) {
*(u32*) &(dsurf24[k]) = fbuf[i];
k += 3;
}
// Mid gap
for(y = 0; y < dstGapW; y++) {
*(u32*) &(dsurf24[k]) = GAP_COLOR;
k += 3;
}
// Right half
for (y = 0; y < dstW / 2; y++, i++) {
*(u32*) &(dsurf24[k]) = fbuf[i];
k += 3;
}
}
drawPixbuf = gdk_pixbuf_new_from_data(dsurf24, GDK_COLORSPACE_RGB,
FALSE, 8, dstW, dstH, dstW*SCREEN_BYTES_PER_PIXEL, NULL, NULL);
FALSE, 8, dstW + dstGapW, dstH + dstGapH, (dstW + dstGapW) * SCREEN_BYTES_PER_PIXEL, NULL, NULL);
resizedPixbuf = gdk_pixbuf_scale_simple(drawPixbuf, hratio*imgW, vratio*imgH,
resizedPixbuf = gdk_pixbuf_scale_simple(drawPixbuf, hratio*(imgW+gapW), vratio*(imgH+gapH),
Interpolation);
g_object_unref(drawPixbuf);
drawPixbuf = resizedPixbuf;