forked from enlightenment/efl
gl engine now does rotates (0, 90, 180, 270), like software engines
SVN revision: 48704
This commit is contained in:
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dc4449c764
commit
fa6a067737
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@ -113,12 +113,14 @@ struct _Evas_GL_Shared
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} shader;
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int references;
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int w, h;
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int rot;
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};
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struct _Evas_GL_Context
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{
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int references;
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int w, h;
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int rot;
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RGBA_Draw_Context *dc;
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Evas_GL_Shared *shared;
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@ -284,7 +286,7 @@ void glerr(int err, const char *file, const char *func, int line, const char *op
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Evas_GL_Context *evas_gl_common_context_new(void);
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void evas_gl_common_context_free(Evas_GL_Context *gc);
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void evas_gl_common_context_use(Evas_GL_Context *gc);
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void evas_gl_common_context_resize(Evas_GL_Context *gc, int w, int h);
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void evas_gl_common_context_resize(Evas_GL_Context *gc, int w, int h, int rot);
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void evas_gl_common_context_target_surface_set(Evas_GL_Context *gc, Evas_GL_Image *surface);
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void evas_gl_common_context_line_push(Evas_GL_Context *gc,
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@ -80,29 +80,83 @@ matrix_ident(GLfloat *m)
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{
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memset(m, 0, 16 * sizeof(GLfloat));
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m[0] = m[5] = m[10] = m[15] = 1.0;
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//------------------------
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// 1 0 0 0
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// 0 1 0 0
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// 0 0 1 0
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// 0 0 0 1
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}
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static void
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matrix_ortho(GLfloat *m,
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GLfloat l, GLfloat r,
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GLfloat t, GLfloat b,
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GLfloat near, GLfloat far)
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GLfloat near, GLfloat far,
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int rot, int w, int h)
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{
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m[0] = 2.0 / (r - l);
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m[1] = m[2] = m[3] = 0.0;
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GLfloat rotf;
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GLfloat cosv, sinv;
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GLfloat tx, ty;
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// rot = 180;
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//------------------------
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m[0] = 2.0 / (r - l);
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m[1] = 0.0;
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m[2] = 0.0;
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m[3] = 0.0;
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//------------------------
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m[4] = 0.0;
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m[5] = 2.0 / (t - b);
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m[6] = m[7] = 0.0;
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m[6] = 0.0;
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m[7] = 0.0;
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m[8] = m[9] = 0.0;
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//------------------------
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m[8] = 0.0;
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m[9] = 0.0;
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m[10] = -(2.0 / (far - near));
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m[11] = 0.0;
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m[12] = -((r + l)/(r - l));
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m[13] = -((t + b)/(t - b));
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m[14] = -((near + far)/(far - near));
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//------------------------
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m[12] = -((r + l) / (r - l));
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m[13] = -((t + b) / (t - b));
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m[14] = -((near + far) / (far - near));
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m[15] = 1.0;
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// rot
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rotf = (((rot / 90) & 0x3) * M_PI) / 2.0;
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tx = 0.0;
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ty = 0.0;
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if (rot == 90)
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{
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tx = -(w * 1.0);
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ty = -(h * 0.0);
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}
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if (rot == 180)
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{
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tx = -(w * 1.0);
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ty = -(h * 1.0);
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}
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if (rot == 270)
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{
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tx = -(w * 0.0);
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ty = -(h * 1.0);
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}
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cosv = cos(rotf);
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sinv = sin(rotf);
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m[0] = (2.0 / (r - l)) * ( cosv);
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m[1] = (2.0 / (r - l)) * ( sinv);
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m[4] = (2.0 / (t - b)) * (-sinv);
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m[5] = (2.0 / (t - b)) * ( cosv);
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m[12] += (m[0] * tx) + (m[4] * ty);
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m[13] += (m[1] * tx) + (m[5] * ty);
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m[14] += (m[2] * tx) + (m[6] * ty);
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m[15] += (m[3] * tx) + (m[7] * ty);
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}
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static int
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@ -119,7 +173,7 @@ _evas_gl_common_version_check()
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* GL_VERSION is used to get the version of the connection
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*/
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version = glGetString(GL_VERSION);
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version = (char *)glGetString(GL_VERSION);
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/*
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* OpengL ES
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@ -197,35 +251,41 @@ static void
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_evas_gl_common_viewport_set(Evas_GL_Context *gc)
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{
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GLfloat proj[16];
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int w = 1, h = 1, m = 1;
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int w = 1, h = 1, m = 1, rot = 1;
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if ((gc->shader.surface == gc->def_surface) ||
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(!gc->shader.surface))
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{
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w = gc->w;
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h = gc->h;
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rot = gc->rot;
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}
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else
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{
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w = gc->shader.surface->w;
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h = gc->shader.surface->h;
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rot = 0;
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m = -1;
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}
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if ((!gc->change.size) ||
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((gc->shared->w == w) && (gc->shared->h == h)))
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((gc->shared->w == w) && (gc->shared->h == h) && (gc->shared->rot == rot)))
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return;
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gc->shared->w = w;
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gc->shared->h = h;
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gc->shared->rot = rot;
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gc->change.size = 0;
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glViewport(0, 0, w, h);
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if ((rot == 0) || (rot == 180))
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glViewport(0, 0, w, h);
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else
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glViewport(0, 0, h, w);
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GLERR(__FUNCTION__, __FILE__, __LINE__, "");
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matrix_ident(proj);
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if (m == 1) matrix_ortho(proj, 0, w, 0, h, -1.0, 1.0);
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else matrix_ortho(proj, 0, w, h, 0, -1.0, 1.0);
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if (m == 1) matrix_ortho(proj, 0, w, 0, h, -1.0, 1.0, rot, w, h);
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else matrix_ortho(proj, 0, w, h, 0, -1.0, 1.0, rot, w, h);
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glUseProgram(gc->shared->shader.rect.prog);
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GLERR(__FUNCTION__, __FILE__, __LINE__, "");
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@ -540,10 +600,11 @@ evas_gl_common_context_use(Evas_GL_Context *gc)
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}
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void
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evas_gl_common_context_resize(Evas_GL_Context *gc, int w, int h)
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evas_gl_common_context_resize(Evas_GL_Context *gc, int w, int h, int rot)
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{
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if ((gc->w == w) && (gc->h == h)) return;
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if ((gc->w == w) && (gc->h == h) && (gc->rot == rot)) return;
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gc->change.size = 1;
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gc->rot = rot;
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gc->w = w;
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gc->h = h;
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if (_evas_gl_common_context == gc) _evas_gl_common_viewport_set(gc);
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@ -220,14 +220,15 @@ eng_setup(Evas *e, void *in)
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e->engine.data.output = re;
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re->win = eng_window_new(info->info.display,
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info->info.drawable,
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0 /* FIXME: screen 0 assumption */,
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info->info.screen,
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info->info.visual,
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info->info.colormap,
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info->info.depth,
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e->output.w,
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e->output.h,
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info->indirect,
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info->info.destination_alpha);
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info->info.destination_alpha,
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info->info.rotation);
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if (!re->win)
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{
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free(re);
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@ -308,23 +309,25 @@ eng_setup(Evas *e, void *in)
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re = e->engine.data.output;
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if ((info->info.display != re->win->disp) ||
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(info->info.drawable != re->win->win) ||
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(0 != re->win->screen) || /* FIXME: screen 0 assumption */
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(info->info.screen != re->win->screen) ||
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(info->info.visual != re->win->visual) ||
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(info->info.colormap != re->win->colormap) ||
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(info->info.depth != re->win->depth) ||
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(info->info.destination_alpha != re->win->alpha))
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(info->info.destination_alpha != re->win->alpha) ||
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(info->info.rotation != re->win->rot))
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{
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eng_window_free(re->win);
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re->win = eng_window_new(info->info.display,
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info->info.drawable,
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0,/* FIXME: screen 0 assumption */
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info->info.screen,
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info->info.visual,
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info->info.colormap,
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info->info.depth,
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e->output.w,
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e->output.h,
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info->indirect,
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info->info.destination_alpha);
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info->info.destination_alpha,
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info->info.rotation);
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}
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else if ((re->win->w != e->output.w) ||
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(re->win->h != e->output.h))
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@ -332,7 +335,7 @@ eng_setup(Evas *e, void *in)
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re->win->w = e->output.w;
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re->win->h = e->output.h;
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eng_window_use(re->win);
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evas_gl_common_context_resize(re->win->gl_context, re->win->w, re->win->h);
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evas_gl_common_context_resize(re->win->gl_context, re->win->w, re->win->h, re->win->rot);
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}
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}
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@ -379,7 +382,7 @@ eng_output_resize(void *data, int w, int h)
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re->win->w = w;
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re->win->h = h;
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eng_window_use(re->win);
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evas_gl_common_context_resize(re->win->gl_context, w, h);
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evas_gl_common_context_resize(re->win->gl_context, w, h, re->win->rot);
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}
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static void
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@ -396,7 +399,7 @@ eng_output_redraws_rect_add(void *data, int x, int y, int w, int h)
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Render_Engine *re;
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re = (Render_Engine *)data;
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evas_gl_common_context_resize(re->win->gl_context, re->win->w, re->win->h);
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evas_gl_common_context_resize(re->win->gl_context, re->win->w, re->win->h, re->win->rot);
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/* smple bounding box */
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RECTS_CLIP_TO_RECT(x, y, w, h, 0, 0, re->win->w, re->win->h);
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if ((w <= 0) || (h <= 0)) return;
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@ -82,6 +82,7 @@ struct _Evas_GL_X11_Window
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Colormap colormap;
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int depth;
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int alpha;
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int rot;
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Evas_GL_Context *gl_context;
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struct {
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int redraw : 1;
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@ -114,7 +115,7 @@ struct _Evas_GL_X11_Window
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Evas_GL_X11_Window *eng_window_new(Display *disp, Window win, int screen,
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Visual *vis, Colormap cmap,
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int depth, int w, int h, int indirect,
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int alpha);
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int alpha, int rot);
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void eng_window_free(Evas_GL_X11_Window *gw);
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void eng_window_use(Evas_GL_X11_Window *gw);
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Visual *eng_best_visual_get(Evas_Engine_Info_GL_X11 *einfo);
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@ -32,7 +32,8 @@ eng_window_new(Display *disp,
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int w,
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int h,
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int indirect,
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int alpha)
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int alpha,
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int rot)
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{
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Evas_GL_X11_Window *gw;
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int context_attrs[3];
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@ -53,6 +54,9 @@ eng_window_new(Display *disp,
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gw->colormap = cmap;
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gw->depth = depth;
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gw->alpha = alpha;
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gw->w = w;
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gw->h = h;
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gw->rot = rot;
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vi_use = _evas_gl_x11_vi;
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if (alpha)
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@ -382,7 +386,7 @@ eng_window_new(Display *disp,
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return NULL;
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}
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evas_gl_common_context_use(gw->gl_context);
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evas_gl_common_context_resize(gw->gl_context, w, h);
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evas_gl_common_context_resize(gw->gl_context, w, h, rot);
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win_count++;
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return gw;
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}
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