+#ifdef USE_GL
+#include <GL/gl.h>
+#endif /* USE_GL */
#include <glib.h>
#include "render.h"
#include "gradient.h"
void gradient_render(Surface *sf, int w, int h)
{
- pixel32 *data = sf->data.planar.pixel_data;
- pixel32 current;
- unsigned int r,g,b;
- int off, x;
-
- switch (sf->data.planar.grad) {
- case Background_Solid: /* already handled */
- return;
- case Background_Vertical:
- gradient_vertical(sf, w, h);
- break;
- case Background_Horizontal:
- gradient_horizontal(sf, w, h);
- break;
- case Background_Diagonal:
- gradient_diagonal(sf, w, h);
- break;
- case Background_CrossDiagonal:
- gradient_crossdiagonal(sf, w, h);
- break;
- default:
- g_message("unhandled gradient");
- return;
- }
-
- if (sf->data.planar.relief == Flat && sf->data.planar.border) {
- r = sf->data.planar.border_color->r;
- g = sf->data.planar.border_color->g;
- b = sf->data.planar.border_color->b;
- current = (r << default_red_shift)
- + (g << default_green_shift)
- + (b << default_blue_shift);
- for (off = 0, x = 0; x < w; ++x, off++) {
- *(data + off) = current;
- *(data + off + ((h-1) * w)) = current;
- }
- for (off = 0, x = 0; x < h; ++x, off++) {
- *(data + (off * w)) = current;
- *(data + (off * w) + w - 1) = current;
+ pixel32 *data = sf->data.planar.pixel_data;
+ pixel32 current;
+ unsigned int r,g,b;
+ int off, x;
+
+ switch (sf->data.planar.grad) {
+ case Background_Solid: /* already handled */
+ return;
+ case Background_Vertical:
+ gradient_vertical(sf, w, h);
+ break;
+ case Background_Horizontal:
+ gradient_horizontal(sf, w, h);
+ break;
+ case Background_Diagonal:
+ gradient_diagonal(sf, w, h);
+ break;
+ case Background_CrossDiagonal:
+ gradient_crossdiagonal(sf, w, h);
+ break;
+ case Background_Pyramid:
+ gradient_pyramid(sf, w, h);
+ break;
+ case Background_PipeCross:
+ gradient_pipecross(sf, w, h);
+ break;
+ case Background_Rectangle:
+ gradient_rectangle(sf, w, h);
+ break;
+ default:
+ g_message("unhandled gradient");
+ return;
}
- }
-
- if (sf->data.planar.relief != Flat) {
- if (sf->data.planar.bevel == Bevel1) {
- for (off = 1, x = 1; x < w - 1; ++x, off++)
- highlight(data + off,
- data + off + (h-1) * w,
- sf->data.planar.relief==Raised);
- for (off = 0, x = 0; x < h; ++x, off++)
- highlight(data + off * w,
- data + off * w + w - 1,
- sf->data.planar.relief==Raised);
+
+ if (sf->data.planar.relief == Flat && sf->data.planar.border) {
+ r = sf->data.planar.border_color->r;
+ g = sf->data.planar.border_color->g;
+ b = sf->data.planar.border_color->b;
+ current = (r << default_red_offset)
+ + (g << default_green_offset)
+ + (b << default_blue_offset);
+ for (off = 0, x = 0; x < w; ++x, off++) {
+ *(data + off) = current;
+ *(data + off + ((h-1) * w)) = current;
+ }
+ for (off = 0, x = 0; x < h; ++x, off++) {
+ *(data + (off * w)) = current;
+ *(data + (off * w) + w - 1) = current;
+ }
}
- if (sf->data.planar.bevel == Bevel2) {
- for (off = 2, x = 2; x < w - 2; ++x, off++)
- highlight(data + off + w,
- data + off + (h-2) * w,
- sf->data.planar.relief==Raised);
- for (off = 1, x = 1; x < h-1; ++x, off++)
- highlight(data + off * w + 1,
- data + off * w + w - 2,
- sf->data.planar.relief==Raised);
+ if (sf->data.planar.relief != Flat) {
+ if (sf->data.planar.bevel == Bevel1) {
+ for (off = 1, x = 1; x < w - 1; ++x, off++)
+ highlight(data + off,
+ data + off + (h-1) * w,
+ sf->data.planar.relief==Raised);
+ for (off = 0, x = 0; x < h; ++x, off++)
+ highlight(data + off * w,
+ data + off * w + w - 1,
+ sf->data.planar.relief==Raised);
+ }
+
+ if (sf->data.planar.bevel == Bevel2) {
+ for (off = 2, x = 2; x < w - 2; ++x, off++)
+ highlight(data + off + w,
+ data + off + (h-2) * w,
+ sf->data.planar.relief==Raised);
+ for (off = 1, x = 1; x < h-1; ++x, off++)
+ highlight(data + off * w + 1,
+ data + off * w + w - 2,
+ sf->data.planar.relief==Raised);
+ }
}
- }
}
void gradient_vertical(Surface *sf, int w, int h)
{
- pixel32 *data = sf->data.planar.pixel_data;
- pixel32 current;
- float dr, dg, db;
- unsigned int r,g,b;
- int x, y;
-
- dr = (float)(sf->data.planar.secondary->r - sf->data.planar.primary->r);
- dr/= (float)h;
-
- dg = (float)(sf->data.planar.secondary->g - sf->data.planar.primary->g);
- dg/= (float)h;
-
- db = (float)(sf->data.planar.secondary->b - sf->data.planar.primary->b);
- db/= (float)h;
-
- for (y = 0; y < h; ++y) {
- r = sf->data.planar.primary->r + (int)(dr * y);
- g = sf->data.planar.primary->g + (int)(dg * y);
- b = sf->data.planar.primary->b + (int)(db * y);
- current = (r << default_red_shift)
- + (g << default_green_shift)
- + (b << default_blue_shift);
- for (x = 0; x < w; ++x, ++data)
- *data = current;
- }
+ pixel32 *data = sf->data.planar.pixel_data;
+ pixel32 current;
+ float dr, dg, db;
+ unsigned int r,g,b;
+ int x, y;
+
+ dr = (float)(sf->data.planar.secondary->r - sf->data.planar.primary->r);
+ dr/= (float)h;
+
+ dg = (float)(sf->data.planar.secondary->g - sf->data.planar.primary->g);
+ dg/= (float)h;
+
+ db = (float)(sf->data.planar.secondary->b - sf->data.planar.primary->b);
+ db/= (float)h;
+
+ for (y = 0; y < h; ++y) {
+ r = sf->data.planar.primary->r + (int)(dr * y);
+ g = sf->data.planar.primary->g + (int)(dg * y);
+ b = sf->data.planar.primary->b + (int)(db * y);
+ current = (r << default_red_offset)
+ + (g << default_green_offset)
+ + (b << default_blue_offset);
+ for (x = 0; x < w; ++x, ++data)
+ *data = current;
+ }
}
void gradient_horizontal(Surface *sf, int w, int h)
{
- pixel32 *data = sf->data.planar.pixel_data;
- pixel32 current;
- float dr, dg, db;
- unsigned int r,g,b;
- int x, y;
-
- dr = (float)(sf->data.planar.secondary->r - sf->data.planar.primary->r);
- dr/= (float)w;
-
- dg = (float)(sf->data.planar.secondary->g - sf->data.planar.primary->g);
- dg/= (float)w;
-
- db = (float)(sf->data.planar.secondary->b - sf->data.planar.primary->b);
- db/= (float)w;
-
- for (x = 0; x < w; ++x, ++data) {
- r = sf->data.planar.primary->r + (int)(dr * x);
- g = sf->data.planar.primary->g + (int)(dg * x);
- b = sf->data.planar.primary->b + (int)(db * x);
- current = (r << default_red_shift)
- + (g << default_green_shift)
- + (b << default_blue_shift);
- for (y = 0; y < h; ++y)
- *(data + y*w) = current;
- }
+ pixel32 *data = sf->data.planar.pixel_data;
+ pixel32 current;
+ float dr, dg, db;
+ unsigned int r,g,b;
+ int x, y;
+
+ dr = (float)(sf->data.planar.secondary->r - sf->data.planar.primary->r);
+ dr/= (float)w;
+
+ dg = (float)(sf->data.planar.secondary->g - sf->data.planar.primary->g);
+ dg/= (float)w;
+
+ db = (float)(sf->data.planar.secondary->b - sf->data.planar.primary->b);
+ db/= (float)w;
+
+ for (x = 0; x < w; ++x, ++data) {
+ r = sf->data.planar.primary->r + (int)(dr * x);
+ g = sf->data.planar.primary->g + (int)(dg * x);
+ b = sf->data.planar.primary->b + (int)(db * x);
+ current = (r << default_red_offset)
+ + (g << default_green_offset)
+ + (b << default_blue_offset);
+ for (y = 0; y < h; ++y)
+ *(data + y*w) = current;
+ }
}
void gradient_diagonal(Surface *sf, int w, int h)
{
- pixel32 *data = sf->data.planar.pixel_data;
- pixel32 current;
- float drx, dgx, dbx, dry, dgy, dby;
- unsigned int r,g,b;
- int x, y;
-
- for (y = 0; y < h; ++y) {
- drx = (float)(sf->data.planar.secondary->r - sf->data.planar.primary->r);
- dry = drx/(float)h;
- drx/= (float)w;
-
- dgx = (float)(sf->data.planar.secondary->g - sf->data.planar.primary->g);
- dgy = dgx/(float)h;
- dgx/= (float)w;
-
- dbx = (float)(sf->data.planar.secondary->b - sf->data.planar.primary->b);
- dby = dbx/(float)h;
- dbx/= (float)w;
- for (x = 0; x < w; ++x, ++data) {
- r = sf->data.planar.primary->r + ((int)(drx * x) + (int)(dry * y))/2;
- g = sf->data.planar.primary->g + ((int)(dgx * x) + (int)(dgy * y))/2;
- b = sf->data.planar.primary->b + ((int)(dbx * x) + (int)(dby * y))/2;
- current = (r << default_red_shift)
- + (g << default_green_shift)
- + (b << default_blue_shift);
- *data = current;
+ pixel32 *data = sf->data.planar.pixel_data;
+ pixel32 current;
+ float drx, dgx, dbx, dry, dgy, dby;
+ unsigned int r,g,b;
+ int x, y;
+
+ for (y = 0; y < h; ++y) {
+ drx = (float)(sf->data.planar.secondary->r -
+ sf->data.planar.primary->r);
+ dry = drx/(float)h;
+ drx/= (float)w;
+
+ dgx = (float)(sf->data.planar.secondary->g -
+ sf->data.planar.primary->g);
+ dgy = dgx/(float)h;
+ dgx/= (float)w;
+
+ dbx = (float)(sf->data.planar.secondary->b -
+ sf->data.planar.primary->b);
+ dby = dbx/(float)h;
+ dbx/= (float)w;
+ for (x = 0; x < w; ++x, ++data) {
+ r = sf->data.planar.primary->r +
+ ((int)(drx * x) + (int)(dry * y))/2;
+ g = sf->data.planar.primary->g +
+ ((int)(dgx * x) + (int)(dgy * y))/2;
+ b = sf->data.planar.primary->b +
+ ((int)(dbx * x) + (int)(dby * y))/2;
+ current = (r << default_red_offset)
+ + (g << default_green_offset)
+ + (b << default_blue_offset);
+ *data = current;
+ }
}
- }
}
void gradient_crossdiagonal(Surface *sf, int w, int h)
{
- pixel32 *data = sf->data.planar.pixel_data;
- pixel32 current;
- float drx, dgx, dbx, dry, dgy, dby;
- unsigned int r,g,b;
- int x, y;
-
- for (y = 0; y < h; ++y) {
- drx = (float)(sf->data.planar.secondary->r - sf->data.planar.primary->r);
- dry = drx/(float)h;
- drx/= (float)w;
-
- dgx = (float)(sf->data.planar.secondary->g - sf->data.planar.primary->g);
- dgy = dgx/(float)h;
- dgx/= (float)w;
-
- dbx = (float)(sf->data.planar.secondary->b - sf->data.planar.primary->b);
- dby = dbx/(float)h;
- dbx/= (float)w;
- for (x = w; x > 0; --x, ++data) {
- r = sf->data.planar.primary->r + ((int)(drx * (x-1)) + (int)(dry * y))/2;
- g = sf->data.planar.primary->g + ((int)(dgx * (x-1)) + (int)(dgy * y))/2;
- b = sf->data.planar.primary->b + ((int)(dbx * (x-1)) + (int)(dby * y))/2;
- current = (r << default_red_shift)
- + (g << default_green_shift)
- + (b << default_blue_shift);
- *data = current;
+ pixel32 *data = sf->data.planar.pixel_data;
+ pixel32 current;
+ float drx, dgx, dbx, dry, dgy, dby;
+ unsigned int r,g,b;
+ int x, y;
+
+ for (y = 0; y < h; ++y) {
+ drx = (float)(sf->data.planar.secondary->r -
+ sf->data.planar.primary->r);
+ dry = drx/(float)h;
+ drx/= (float)w;
+
+ dgx = (float)(sf->data.planar.secondary->g -
+ sf->data.planar.primary->g);
+ dgy = dgx/(float)h;
+ dgx/= (float)w;
+
+ dbx = (float)(sf->data.planar.secondary->b -
+ sf->data.planar.primary->b);
+ dby = dbx/(float)h;
+ dbx/= (float)w;
+ for (x = w; x > 0; --x, ++data) {
+ r = sf->data.planar.primary->r +
+ ((int)(drx * (x-1)) + (int)(dry * y))/2;
+ g = sf->data.planar.primary->g +
+ ((int)(dgx * (x-1)) + (int)(dgy * y))/2;
+ b = sf->data.planar.primary->b +
+ ((int)(dbx * (x-1)) + (int)(dby * y))/2;
+ current = (r << default_red_offset)
+ + (g << default_green_offset)
+ + (b << default_blue_offset);
+ *data = current;
+ }
}
- }
}
void highlight(pixel32 *x, pixel32 *y, gboolean raised)
{
- int r, g, b;
-
- pixel32 *up, *down;
- if (raised) {
- up = x;
- down = y;
- } else {
- up = y;
- down = x;
- }
- r = (*up >> default_red_shift) & 0xFF;
- r += r >> 1;
- g = (*up >> default_green_shift) & 0xFF;
- g += g >> 1;
- b = (*up >> default_blue_shift) & 0xFF;
- b += b >> 1;
- if (r > 255) r = 255;
- if (g > 255) g = 255;
- if (b > 255) b = 255;
- *up = (r << default_red_shift) + (g << default_green_shift)
- + (b << default_blue_shift);
+ int r, g, b;
+
+ pixel32 *up, *down;
+ if (raised) {
+ up = x;
+ down = y;
+ } else {
+ up = y;
+ down = x;
+ }
+ r = (*up >> default_red_offset) & 0xFF;
+ r += r >> 1;
+ g = (*up >> default_green_offset) & 0xFF;
+ g += g >> 1;
+ b = (*up >> default_blue_offset) & 0xFF;
+ b += b >> 1;
+ if (r > 0xFF) r = 0xFF;
+ if (g > 0xFF) g = 0xFF;
+ if (b > 0xFF) b = 0xFF;
+ *up = (r << default_red_offset) + (g << default_green_offset)
+ + (b << default_blue_offset);
- r = (*down >> default_red_shift) & 0xFF;
- r = (r >> 1) + (r >> 2);
- g = (*down >> default_green_shift) & 0xFF;
- g = (g >> 1) + (g >> 2);
- b = (*down >> default_blue_shift) & 0xFF;
- b = (b >> 1) + (b >> 2);
- *down = (r << default_red_shift) + (g << default_green_shift)
- + (b << default_blue_shift);
+ r = (*down >> default_red_offset) & 0xFF;
+ r = (r >> 1) + (r >> 2);
+ g = (*down >> default_green_offset) & 0xFF;
+ g = (g >> 1) + (g >> 2);
+ b = (*down >> default_blue_offset) & 0xFF;
+ b = (b >> 1) + (b >> 2);
+ *down = (r << default_red_offset) + (g << default_green_offset)
+ + (b << default_blue_offset);
+}
+
+static void create_bevel_colors(Appearance *l)
+{
+ int r, g, b;
+
+ /* light color */
+ r = l->surface.data.planar.primary->r;
+ r += r >> 1;
+ g = l->surface.data.planar.primary->g;
+ g += g >> 1;
+ b = l->surface.data.planar.primary->b;
+ b += b >> 1;
+ if (r > 0xFF) r = 0xFF;
+ if (g > 0xFF) g = 0xFF;
+ if (b > 0xFF) b = 0xFF;
+ g_assert(!l->surface.data.planar.bevel_light);
+ l->surface.data.planar.bevel_light = color_new(r, g, b);
+ color_allocate_gc(l->surface.data.planar.bevel_light);
+
+ /* dark color */
+ r = l->surface.data.planar.primary->r;
+ r = (r >> 1) + (r >> 2);
+ g = l->surface.data.planar.primary->g;
+ g = (g >> 1) + (g >> 2);
+ b = l->surface.data.planar.primary->b;
+ b = (b >> 1) + (b >> 2);
+ g_assert(!l->surface.data.planar.bevel_dark);
+ l->surface.data.planar.bevel_dark = color_new(r, g, b);
+ color_allocate_gc(l->surface.data.planar.bevel_dark);
}
void gradient_solid(Appearance *l, int x, int y, int w, int h)
{
- pixel32 pix;
- int i, a, b;
- PlanarSurface *sp = &l->surface.data.planar;
- int left = x, top = y, right = w - 1, bottom = h - 1;
-
- if (sp->primary->gc == None)
- color_allocate_gc(sp->primary);
- pix = (sp->primary->r << default_red_shift)
- + (sp->primary->g << default_green_shift)
- + (sp->primary->b << default_blue_shift);
-
- for (a = 0; a < l->area.width; a++)
- for (b = 0; b < l->area.height; b++)
- sp->pixel_data[a + b*l->area.width] = pix;
-
- XFillRectangle(ob_display, l->pixmap, sp->primary->gc
- , x, y, w, h);
-
- if (l->surface.data.planar.interlaced) {
- if (sp->secondary->gc == None)
- color_allocate_gc(sp->secondary);
- for (i = y; i < h; i += 2)
- XDrawLine(ob_display, l->pixmap, sp->secondary->gc,
- x, i, w, i);
- }
-/*
- switch (texture.relief()) {
- case RenderTexture::Raised:
- switch (texture.bevel()) {
- case RenderTexture::Bevel1:
- XDrawLine(ob_display, l->pixmap, texture.bevelDarkColor().gc(),
- left, bottom, right, bottom);
- XDrawLine(ob_display, l->pixmap, texture.bevelDarkColor().gc(),
- right, bottom, right, top);
-
- XDrawLine(ob_display, l->pixmap, texture.bevelLightColor().gc(),
- left, top, right, top);
- XDrawLine(ob_display, l->pixmap, texture.bevelLightColor().gc(),
- left, bottom, left, top);
- break;
- case RenderTexture::Bevel2:
- XDrawLine(ob_display, l->pixmap, texture.bevelDarkColor().gc(),
- left + 1, bottom - 2, right - 2, bottom - 2);
- XDrawLine(ob_display, l->pixmap, texture.bevelDarkColor().gc(),
- right - 2, bottom - 2, right - 2, top + 1);
-
- XDrawLine(ob_display, l->pixmap, texture.bevelLightColor().gc(),
- left + 1, top + 1, right - 2, top + 1);
- XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
- left + 1, bottom - 2, left + 1, top + 1);
- break;
- default:
- assert(false); // unhandled RenderTexture::BevelType
+ pixel32 pix;
+ int i, a, b;
+ PlanarSurface *sp = &l->surface.data.planar;
+ int left = x, top = y, right = x + w - 1, bottom = y + h - 1;
+
+ if (sp->primary->gc == None)
+ color_allocate_gc(sp->primary);
+ pix = (sp->primary->r << default_red_offset)
+ + (sp->primary->g << default_green_offset)
+ + (sp->primary->b << default_blue_offset);
+
+ for (a = 0; a < l->area.width; a++)
+ for (b = 0; b < l->area.height; b++)
+ sp->pixel_data[a + b*l->area.width] = pix;
+
+ XFillRectangle(ob_display, l->pixmap, sp->primary->gc,
+ x, y, w, h);
+
+ if (sp->interlaced) {
+ if (sp->secondary->gc == None)
+ color_allocate_gc(sp->secondary);
+ for (i = y; i < h; i += 2)
+ XDrawLine(ob_display, l->pixmap, sp->secondary->gc,
+ x, i, w, i);
}
- break;
- case RenderTexture::Sunken:
- switch (texture.bevel()) {
- case RenderTexture::Bevel1:
- XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
- left, bottom, right, bottom);
- XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
- right, bottom, right, top);
+
+ switch (sp->relief) {
+ case Raised:
+ if (!sp->bevel_dark)
+ create_bevel_colors(l);
+
+ switch (sp->bevel) {
+ case Bevel1:
+ XDrawLine(ob_display, l->pixmap, sp->bevel_dark->gc,
+ left, bottom, right, bottom);
+ XDrawLine(ob_display, l->pixmap, sp->bevel_dark->gc,
+ right, bottom, right, top);
+
+ XDrawLine(ob_display, l->pixmap, sp->bevel_light->gc,
+ left, top, right, top);
+ XDrawLine(ob_display, l->pixmap, sp->bevel_light->gc,
+ left, bottom, left, top);
+ break;
+ case Bevel2:
+ XDrawLine(ob_display, l->pixmap,
+ sp->bevel_dark->gc,
+ left + 1, bottom - 2, right - 2, bottom - 2);
+ XDrawLine(ob_display, l->pixmap,
+ sp->bevel_dark->gc,
+ right - 2, bottom - 2, right - 2, top + 1);
+
+ XDrawLine(ob_display, l->pixmap,
+ sp->bevel_light->gc,
+ left + 1, top + 1, right - 2, top + 1);
+ XDrawLine(ob_display, l->pixmap,
+ sp->bevel_light->gc,
+ left + 1, bottom - 2, left + 1, top + 1);
+ break;
+ default:
+ g_assert_not_reached(); /* unhandled BevelType */
+ }
+ break;
+ case Sunken:
+ if (!sp->bevel_dark)
+ create_bevel_colors(l);
+
+ switch (sp->bevel) {
+ case Bevel1:
+ XDrawLine(ob_display, l->pixmap, sp->bevel_light->gc,
+ left, bottom, right, bottom);
+ XDrawLine(ob_display, l->pixmap, sp->bevel_light->gc,
+ right, bottom, right, top);
- XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
- left, top, right, top);
- XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
- left, bottom, left, top);
- break;
- case RenderTexture::Bevel2:
- XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
- left + 1, bottom - 2, right - 2, bottom - 2);
- XDrawLine(**display, sf.pixmap(), texture.bevelLightColor().gc(),
- right - 2, bottom - 2, right - 2, top + 1);
+ XDrawLine(ob_display, l->pixmap, sp->bevel_dark->gc,
+ left, top, right, top);
+ XDrawLine(ob_display, l->pixmap, sp->bevel_dark->gc,
+ left, bottom, left, top);
+ break;
+ case Bevel2:
+ XDrawLine(ob_display, l->pixmap, sp->bevel_light->gc,
+ left + 1, bottom - 2, right - 2, bottom - 2);
+ XDrawLine(ob_display, l->pixmap, sp->bevel_light->gc,
+ right - 2, bottom - 2, right - 2, top + 1);
- XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
- left + 1, top + 1, right - 2, top + 1);
- XDrawLine(**display, sf.pixmap(), texture.bevelDarkColor().gc(),
- left + 1, bottom - 2, left + 1, top + 1);
+ XDrawLine(ob_display, l->pixmap, sp->bevel_dark->gc,
+ left + 1, top + 1, right - 2, top + 1);
+ XDrawLine(ob_display, l->pixmap, sp->bevel_dark->gc,
+ left + 1, bottom - 2, left + 1, top + 1);
+
+ break;
+ default:
+ g_assert_not_reached(); /* unhandled BevelType */
+ }
+ break;
+ case Flat:
+ if (sp->border) {
+ if (sp->border_color->gc == None)
+ color_allocate_gc(sp->border_color);
+ XDrawRectangle(ob_display, l->pixmap, sp->border_color->gc,
+ left, top, right, bottom);
+ }
+ break;
+ default:
+ g_assert_not_reached(); /* unhandled ReliefType */
+ }
+}
- break;
+void gradient_pyramid(Surface *sf, int inw, int inh)
+{
+ pixel32 *data = sf->data.planar.pixel_data;
+ pixel32 *end = data + inw*inh - 1;
+ pixel32 current;
+ float drx, dgx, dbx, dry, dgy, dby;
+ unsigned int r,g,b;
+ int x, y, h=(inh/2) + 1, w=(inw/2) + 1;
+ for (y = 0; y < h; ++y) {
+ drx = (float)(sf->data.planar.secondary->r -
+ sf->data.planar.primary->r);
+ dry = drx/(float)h;
+ drx/= (float)w;
+
+ dgx = (float)(sf->data.planar.secondary->g -
+ sf->data.planar.primary->g);
+ dgy = dgx/(float)h;
+ dgx/= (float)w;
+
+ dbx = (float)(sf->data.planar.secondary->b -
+ sf->data.planar.primary->b);
+ dby = dbx/(float)h;
+ dbx/= (float)w;
+ for (x = 0; x < w; ++x, data) {
+ r = sf->data.planar.primary->r +
+ ((int)(drx * x) + (int)(dry * y))/2;
+ g = sf->data.planar.primary->g +
+ ((int)(dgx * x) + (int)(dgy * y))/2;
+ b = sf->data.planar.primary->b +
+ ((int)(dbx * x) + (int)(dby * y))/2;
+ current = (r << default_red_offset)
+ + (g << default_green_offset)
+ + (b << default_blue_offset);
+ *(data+x) = current;
+ *(data+inw-x) = current;
+ *(end-x) = current;
+ *(end-(inw-x)) = current;
+ }
+ data+=inw;
+ end-=inw;
+ }
+}
+
+void gradient_rectangle(Surface *sf, int inw, int inh)
+{
+ pixel32 *data = sf->data.planar.pixel_data;
+ pixel32 *end = data + inw*inh - 1;
+ pixel32 current;
+ float drx, dgx, dbx, dry, dgy, dby;
+ unsigned int r,g,b;
+ int x, y, h=(inh/2) + 1, w=(inw/2) + 1;
+ int val;
+
+ for (y = 0; y < h; ++y) {
+ drx = (float)(sf->data.planar.primary->r -
+ sf->data.planar.secondary->r);
+ dry = drx/(float)h;
+ drx/= (float)w;
+
+ dgx = (float)(sf->data.planar.primary->g -
+ sf->data.planar.secondary->g);
+ dgy = dgx/(float)h;
+ dgx/= (float)w;
+
+ dbx = (float)(sf->data.planar.primary->b -
+ sf->data.planar.secondary->b);
+ dby = dbx/(float)h;
+ dbx/= (float)w;
+ for (x = 0; x < w; ++x, data) {
+ if ((float)x/(float)w < (float)y/(float)h) val = (int)(drx * x);
+ else val = (int)(dry * y);
+
+ r = sf->data.planar.secondary->r + val;
+ g = sf->data.planar.secondary->g + val;
+ b = sf->data.planar.secondary->b + val;
+ current = (r << default_red_offset)
+ + (g << default_green_offset)
+ + (b << default_blue_offset);
+ *(data+x) = current;
+ *(data+inw-x) = current;
+ *(end-x) = current;
+ *(end-(inw-x)) = current;
+ }
+ data+=inw;
+ end-=inw;
+ }
+}
+
+void gradient_pipecross(Surface *sf, int inw, int inh)
+{
+ pixel32 *data = sf->data.planar.pixel_data;
+ pixel32 *end = data + inw*inh - 1;
+ pixel32 current;
+ float drx, dgx, dbx, dry, dgy, dby;
+ unsigned int r,g,b;
+ int x, y, h=(inh/2) + 1, w=(inw/2) + 1;
+ int val;
+
+ for (y = 0; y < h; ++y) {
+ drx = (float)(sf->data.planar.secondary->r -
+ sf->data.planar.primary->r);
+ dry = drx/(float)h;
+ drx/= (float)w;
+
+ dgx = (float)(sf->data.planar.secondary->g -
+ sf->data.planar.primary->g);
+ dgy = dgx/(float)h;
+ dgx/= (float)w;
+
+ dbx = (float)(sf->data.planar.secondary->b -
+ sf->data.planar.primary->b);
+ dby = dbx/(float)h;
+ dbx/= (float)w;
+ for (x = 0; x < w; ++x, data) {
+ if ((float)x/(float)w > (float)y/(float)h) val = (int)(drx * x);
+ else val = (int)(dry * y);
+
+ r = sf->data.planar.primary->r + val;
+ g = sf->data.planar.primary->g + val;
+ b = sf->data.planar.primary->b + val;
+ current = (r << default_red_offset)
+ + (g << default_green_offset)
+ + (b << default_blue_offset);
+ *(data+x) = current;
+ *(data+inw-x) = current;
+ *(end-x) = current;
+ *(end-(inw-x)) = current;
+ }
+ data+=inw;
+ end-=inw;
+ }
+}
+#ifdef USE_GL
+void render_gl_gradient(Surface *sf, int x, int y, int w, int h)
+{
+ float pr,pg,pb;
+ float sr, sg, sb;
+ float ar, ag, ab;
+
+ pr = (float)sf->data.planar.primary->r/255.0;
+ pg = (float)sf->data.planar.primary->g/255.0;
+ pb = (float)sf->data.planar.primary->b/255.0;
+ if (sf->data.planar.secondary) {
+ sr = (float)sf->data.planar.secondary->r/255.0;
+ sg = (float)sf->data.planar.secondary->g/255.0;
+ sb = (float)sf->data.planar.secondary->b/255.0;
+ }
+ switch (sf->data.planar.grad) {
+ case Background_Solid: /* already handled */
+ glBegin(GL_TRIANGLES);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glVertex2i(x+w, y);
+ glVertex2i(x+w, y+h);
+
+ glVertex2i(x+w, y+h);
+ glVertex2i(x, y+h);
+ glVertex2i(x, y);
+ glEnd();
+ return;
+ case Background_Horizontal:
+ glBegin(GL_TRIANGLES);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w, y);
+ glVertex2i(x+w, y+h);
+
+ glVertex2i(x+w, y+h);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y+h);
+ glVertex2i(x, y);
+ glEnd();
+ break;
+ case Background_Vertical:
+ glBegin(GL_TRIANGLES);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glVertex2i(x+w, y);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w, y+h);
+
+ glVertex2i(x+w, y+h);
+ glVertex2i(x, y+h);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glEnd();
+ break;
+ case Background_Diagonal:
+ ar = (pr + sr) / 2.0;
+ ag = (pg + sg) / 2.0;
+ ab = (pb + sb) / 2.0;
+ glBegin(GL_TRIANGLES);
+ glColor3f(ar, ag, ab);
+ glVertex2i(x, y);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x+w, y);
+ glColor3f(ar, ag, ab);
+ glVertex2i(x+w, y+h);
+
+ glColor3f(ar, ag, ab);
+ glVertex2i(x+w, y+h);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x, y+h);
+ glColor3f(ar, ag, ab);
+ glVertex2i(x, y);
+ glEnd();
+ break;
+ case Background_CrossDiagonal:
+ ar = (pr + sr) / 2.0;
+ ag = (pg + sg) / 2.0;
+ ab = (pb + sb) / 2.0;
+ glBegin(GL_TRIANGLES);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glColor3f(ar, ag, ab);
+ glVertex2i(x+w, y);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w, y+h);
+
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w, y+h);
+ glColor3f(ar, ag, ab);
+ glVertex2i(x, y+h);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glEnd();
+ break;
+ case Background_Pyramid:
+ ar = (pr + sr) / 2.0;
+ ag = (pg + sg) / 2.0;
+ ab = (pb + sb) / 2.0;
+ glBegin(GL_TRIANGLES);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(ar, ag, ab);
+ glVertex2i(x, y+h/2);
+
+ glVertex2i(x, y+h/2);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y+h);
+
+ glVertex2i(x, y+h);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(ar, ag, ab);
+ glVertex2i(x+w/2, y+h);
+
+ glVertex2i(x+w/2, y+h);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x+w, y+h);
+
+ glVertex2i(x+w, y+h);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(ar, ag, ab);
+ glVertex2i(x+w, y+h/2);
+
+ glVertex2i(x+w, y+h/2);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x+w, y);
+
+ glVertex2i(x+w, y);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(ar, ag, ab);
+ glVertex2i(x+w/2, y);
+
+ glVertex2i(x+w/2, y);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glEnd();
+ break;
+ case Background_PipeCross:
+ glBegin(GL_TRIANGLES);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glVertex2i(x, y+h/2);
+
+ glVertex2i(x, y+h/2);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y+h);
+
+ glVertex2i(x, y+h);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glVertex2i(x+w/2, y+h);
+
+ glVertex2i(x+w/2, y+h);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x+w, y+h);
+
+ glVertex2i(x+w, y+h);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glVertex2i(x+w, y+h/2);
+
+ glVertex2i(x+w, y+h/2);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x+w, y);
+
+ glVertex2i(x+w, y);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glVertex2i(x+w/2, y);
+
+ glVertex2i(x+w/2, y);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glEnd();
+ break;
+ case Background_Rectangle:
+ glBegin(GL_TRIANGLES);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y+h);
+
+ glVertex2i(x, y+h);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x+w, y+h);
+
+ glVertex2i(x+w, y+h);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x+w, y);
+
+ glVertex2i(x+w, y);
+ glColor3f(sr, sg, sb);
+ glVertex2i(x+w/2, y+h/2);
+ glColor3f(pr, pg, pb);
+ glVertex2i(x, y);
+
+ glEnd();
+ break;
default:
- assert(false); // unhandled RenderTexture::BevelType
+ g_message("unhandled gradient");
+ return;
}
- break;
- case RenderTexture::Flat:
- if (texture.border())
- XDrawRectangle(**display, sf.pixmap(), texture.borderColor().gc(),
- left, top, right, bottom);
- break;
- default:
- assert(false); // unhandled RenderTexture::ReliefType
- }
-*/
}
+#endif /* USE_GL */
projects / chaz / openbox / blobdiff