static void draw_testpat(screen_device screen, bitmap_rgb32 bitmap, rectangle cliprect) { // Test pattern Grey scale const int stripes = 255; //auto va(screen.visible_area()); var va = cliprect; for (int i = 0; i < stripes; i++) { int l = va.left() + (i * va.width() / stripes); int w = (va.left() + (i + 1) * va.width() / stripes) - l; int v = (255 * i) / stripes; bitmap.plot_box(l, va.top() + 20, w, va.height() / 2 - 20, new rgb_t(0xff, (uint8_t)v, (uint8_t)v, (uint8_t)v)); } { int l = va.left() + va.width() / 4; int w = va.width() / 4; int t = va.top() + va.height() / 2; int h = va.height() / 2; // 50% Test pattern for (int i = t; i < t + h; i += 2) { bitmap.plot_box(l, i, w, i, new rgb_t(0xff, 0xff, 0xff, 0xff)); bitmap.plot_box(l, i + 1, w, i + 1, new rgb_t(0xff, 0, 0, 0)); } l += va.width() / 4; bitmap.plot_box(l, t, w, h, new rgb_t(0xff, 0xc3, 0xc3, 0xc3)); // 195 } }
protected virtual uint32_t screen_update(screen_device screen, bitmap_rgb32 bitmap, rectangle cliprect) { //printf("%f %f\n", m_state.m_fragments[0].y, m_state.m_fragments[m_state.m_fragments.size()-1].y); bool force_vector = screen.screen_type() == SCREEN_TYPE_VECTOR || (m_vector.op0.read() & 1) != 0; bool debug_timing = (m_enable.op0.read() & 2) == 2; bool test_pat = (m_enable.op0.read() & 4) == 4; rgb_t backcol = debug_timing ? new rgb_t(0xff, 0xff, 0x00, 0x00) : new rgb_t(0xff, 0x00, 0x00, 0x00); if (!force_vector) { screen.set_video_attributes(0); bitmap.fill(backcol); foreach (var f in m_state.m_fragments) { if (f.y < bitmap.height()) { bitmap.plot_box((int32_t)f.x, (int32_t)f.y, (int32_t)(f.xr - f.x), 1, f.col); } } if (test_pat) { draw_testpat(screen, bitmap, cliprect); } } else { screen.set_video_attributes(VIDEO_SELF_RENDER); uint32_t flags = PRIMFLAG_ANTIALIAS(1) | PRIMFLAG_BLENDMODE(BLENDMODE_ADD) | (screen.screen_type() == SCREEN_TYPE_VECTOR ? PRIMFLAG_VECTOR(1) : 0); rectangle visarea = screen.visible_area(); float xscale = 1.0f / (float)visarea.width(); float yscale = 1.0f / (float)visarea.height(); float xoffs = (float)visarea.min_x; float yoffs = (float)visarea.min_y; screen.container().empty(); screen.container().add_rect(0.0f, 0.0f, 1.0f, 1.0f, new rgb_t(0xff, 0x00, 0x00, 0x00), PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | (screen.screen_type() == SCREEN_TYPE_VECTOR ? PRIMFLAG_VECTORBUF(1) : 0)); float last_y = -1e6f; foreach (var f in m_state.m_fragments) { float x0 = (f.x - xoffs) * xscale; float y0 = (f.y - yoffs) * yscale; float x1 = (f.xr - xoffs) * xscale; rgb_t col = (debug_timing && f.y < last_y) ? backcol : new rgb_t(f.col); // FIXME: Debug check for proper vsync timing #if false auto w = m_scanline_height * xscale * 0.5; screen.container().add_line( x0 + w, y0, x1 - w, y0, m_scanline_height * yscale, nom_col(f.col), // (0xff << 24) | (f.col & 0xffffff), flags); #elif true float y1 = (f.y + m_scanline_height - yoffs) * yscale; screen.container().add_rect( x0, y0, x1, y1, new rgb_t(nom_col(col)), // (0xaf << 24) | (f.col & 0xffffff), flags); #else const float y1((f.y + m_scanline_height - yoffs) *yscale); // Crashes with bgfx screen.container().add_quad( x0, y0, x1, y1, rgb_t(nom_col(f.col)), // (0xaf << 24) | (f.col & 0xffffff), m_texture, flags); #endif last_y = f.y; } } m_state.m_fragments.clear(); return(0); }