diff options
Diffstat (limited to 'source/blender/windowmanager/intern/wm_draw.c')
| -rw-r--r-- | source/blender/windowmanager/intern/wm_draw.c | 132 |
1 files changed, 110 insertions, 22 deletions
diff --git a/source/blender/windowmanager/intern/wm_draw.c b/source/blender/windowmanager/intern/wm_draw.c index abf7aa65da7..aaa28b1fd85 100644 --- a/source/blender/windowmanager/intern/wm_draw.c +++ b/source/blender/windowmanager/intern/wm_draw.c @@ -41,6 +41,7 @@ #include "GPU_debug.h" #include "GPU_framebuffer.h" #include "GPU_immediate.h" +#include "GPU_matrix.h" #include "GPU_state.h" #include "GPU_texture.h" #include "GPU_viewport.h" @@ -193,27 +194,69 @@ static void wm_software_cursor_motion_clear(void) g_software_cursor.xy[1] = -1; } -static void wm_software_cursor_draw(wmWindow *win, const struct GrabState *grab_state) +static void wm_software_cursor_draw_bitmap(const int event_xy[2], + const GHOST_CursorBitmapRef *bitmap) { - int x = win->eventstate->xy[0]; - int y = win->eventstate->xy[1]; + GPU_blend(GPU_BLEND_ALPHA); - if (grab_state->wrap_axis & GHOST_kAxisX) { - const int min = grab_state->bounds[0]; - const int max = grab_state->bounds[2]; - if (min != max) { - x = mod_i(x - min, max - min) + min; - } - } - if (grab_state->wrap_axis & GHOST_kGrabAxisY) { - const int height = WM_window_pixels_y(win); - const int min = height - grab_state->bounds[1]; - const int max = height - grab_state->bounds[3]; - if (min != max) { - y = mod_i(y - max, min - max) + max; - } - } + float gl_matrix[4][4]; + GPUTexture *texture = GPU_texture_create_2d( + "softeare_cursor", bitmap->data_size[0], bitmap->data_size[1], 1, GPU_RGBA8, NULL); + GPU_texture_update(texture, GPU_DATA_UBYTE, bitmap->data); + GPU_texture_filter_mode(texture, false); + + GPU_matrix_push(); + + const int scale = (int)U.pixelsize; + + unit_m4(gl_matrix); + + gl_matrix[3][0] = event_xy[0] - (bitmap->hot_spot[0] * scale); + gl_matrix[3][1] = event_xy[1] - ((bitmap->data_size[1] - bitmap->hot_spot[1]) * scale); + + gl_matrix[0][0] = bitmap->data_size[0] * scale; + gl_matrix[1][1] = bitmap->data_size[1] * scale; + + GPU_matrix_mul(gl_matrix); + + GPUVertFormat *imm_format = immVertexFormat(); + uint pos = GPU_vertformat_attr_add(imm_format, "pos", GPU_COMP_F32, 3, GPU_FETCH_FLOAT); + uint texCoord = GPU_vertformat_attr_add( + imm_format, "texCoord", GPU_COMP_F32, 2, GPU_FETCH_FLOAT); + + /* Use 3D image for correct display of planar tracked images. */ + immBindBuiltinProgram(GPU_SHADER_3D_IMAGE_MODULATE_ALPHA); + + immBindTexture("image", texture); + immUniform1f("alpha", 1.0f); + + immBegin(GPU_PRIM_TRI_FAN, 4); + + immAttr2f(texCoord, 0.0f, 1.0f); + immVertex3f(pos, 0.0f, 0.0f, 0.0f); + + immAttr2f(texCoord, 1.0f, 1.0f); + immVertex3f(pos, 1.0f, 0.0f, 0.0f); + + immAttr2f(texCoord, 1.0f, 0.0f); + immVertex3f(pos, 1.0f, 1.0f, 0.0f); + + immAttr2f(texCoord, 0.0f, 0.0f); + immVertex3f(pos, 0.0f, 1.0f, 0.0f); + + immEnd(); + immUnbindProgram(); + + GPU_matrix_pop(); + GPU_texture_unbind(texture); + GPU_texture_free(texture); + + GPU_blend(GPU_BLEND_NONE); +} + +static void wm_software_cursor_draw_crosshair(const int event_xy[2]) +{ /* Draw a primitive cross-hair cursor. * NOTE: the `win->cursor` could be used for drawing although it's complicated as some cursors * are set by the operating-system, where the pixel information isn't easily available. */ @@ -226,19 +269,64 @@ static void wm_software_cursor_draw(wmWindow *win, const struct GrabState *grab_ { const int ofs_line = (8 * unit); const int ofs_size = (2 * unit); - immRecti(pos, x - ofs_line, y - ofs_size, x + ofs_line, y + ofs_size); - immRecti(pos, x - ofs_size, y - ofs_line, x + ofs_size, y + ofs_line); + immRecti(pos, + event_xy[0] - ofs_line, + event_xy[1] - ofs_size, + event_xy[0] + ofs_line, + event_xy[1] + ofs_size); + immRecti(pos, + event_xy[0] - ofs_size, + event_xy[1] - ofs_line, + event_xy[0] + ofs_size, + event_xy[1] + ofs_line); } immUniformColor4f(0, 0, 0, 1); { const int ofs_line = (7 * unit); const int ofs_size = (1 * unit); - immRecti(pos, x - ofs_line, y - ofs_size, x + ofs_line, y + ofs_size); - immRecti(pos, x - ofs_size, y - ofs_line, x + ofs_size, y + ofs_line); + immRecti(pos, + event_xy[0] - ofs_line, + event_xy[1] - ofs_size, + event_xy[0] + ofs_line, + event_xy[1] + ofs_size); + immRecti(pos, + event_xy[0] - ofs_size, + event_xy[1] - ofs_line, + event_xy[0] + ofs_size, + event_xy[1] + ofs_line); } immUnbindProgram(); } +static void wm_software_cursor_draw(wmWindow *win, const struct GrabState *grab_state) +{ + int event_xy[2] = {UNPACK2(win->eventstate->xy)}; + + if (grab_state->wrap_axis & GHOST_kAxisX) { + const int min = grab_state->bounds[0]; + const int max = grab_state->bounds[2]; + if (min != max) { + event_xy[0] = mod_i(event_xy[0] - min, max - min) + min; + } + } + if (grab_state->wrap_axis & GHOST_kGrabAxisY) { + const int height = WM_window_pixels_y(win); + const int min = height - grab_state->bounds[1]; + const int max = height - grab_state->bounds[3]; + if (min != max) { + event_xy[1] = mod_i(event_xy[1] - max, min - max) + max; + } + } + + GHOST_CursorBitmapRef bitmap = {0}; + if (GHOST_GetCursorBitmap(win->ghostwin, &bitmap) == GHOST_kSuccess) { + wm_software_cursor_draw_bitmap(event_xy, &bitmap); + } + else { + wm_software_cursor_draw_crosshair(event_xy); + } +} + /** \} */ /* -------------------------------------------------------------------- */ |