1 /* 2 * GStreamer 3 * Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com> 4 * Copyright (C) 2014 Julien Isorce <julien.isorce@collabora.co.uk> 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public 17 * License along with this library; if not, write to the 18 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 */ 21 22 #ifndef __GST_GL_SHADER_H__ 23 #define __GST_GL_SHADER_H__ 24 25 #include <gst/gl/gstgl_fwd.h> 26 27 G_BEGIN_DECLS 28 29 GST_GL_API 30 GType gst_gl_shader_get_type (void); 31 #define GST_TYPE_GL_SHADER (gst_gl_shader_get_type()) 32 33 #define GST_GL_SHADER(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_TYPE_GL_SHADER, GstGLShader)) 34 #define GST_GL_SHADER_CLASS(k) (G_TYPE_CHECK_CLASS((k), GST_TYPE_GL_SHADER, GstGLShaderClass)) 35 #define GST_IS_GL_SHADER(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_TYPE_GL_SHADER)) 36 #define GST_IS_GL_SHADER_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_TYPE_GL_SHADER)) 37 #define GST_GL_SHADER_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_TYPE_GL_SHADER, GstGLShaderClass)) 38 39 struct _GstGLShader 40 { 41 GstObject parent; 42 43 GstGLContext *context; 44 45 /*< private >*/ 46 GstGLShaderPrivate *priv; 47 48 gpointer _padding[GST_PADDING]; 49 }; 50 51 struct _GstGLShaderClass { 52 /*< private >*/ 53 GstObjectClass parent_class; 54 }; 55 56 GST_GL_API 57 GstGLShader * gst_gl_shader_new (GstGLContext *context); 58 GST_GL_API 59 GstGLShader * gst_gl_shader_new_with_stages (GstGLContext * context, GError ** error, ...); 60 GST_GL_API 61 GstGLShader * gst_gl_shader_new_link_with_stages (GstGLContext * context, GError ** error, ...); 62 GST_GL_API 63 GstGLShader * gst_gl_shader_new_default (GstGLContext * context, GError ** error); 64 65 GST_GL_API 66 gboolean gst_gl_shader_attach (GstGLShader * shader, GstGLSLStage * stage); 67 GST_GL_API 68 gboolean gst_gl_shader_attach_unlocked (GstGLShader * shader, GstGLSLStage * stage); 69 70 GST_GL_API 71 void gst_gl_shader_detach (GstGLShader * shader, GstGLSLStage * stage); 72 GST_GL_API 73 void gst_gl_shader_detach_unlocked (GstGLShader * shader, GstGLSLStage * stage); 74 75 GST_GL_API 76 gboolean gst_gl_shader_compile_attach_stage (GstGLShader * shader, 77 GstGLSLStage *stage, 78 GError ** error); 79 GST_GL_API 80 gboolean gst_gl_shader_link (GstGLShader * shader, GError ** error); 81 GST_GL_API 82 gboolean gst_gl_shader_is_linked (GstGLShader *shader); 83 84 GST_GL_API 85 int gst_gl_shader_get_program_handle (GstGLShader * shader); 86 87 GST_GL_API 88 void gst_gl_shader_release (GstGLShader *shader); 89 GST_GL_API 90 void gst_gl_shader_release_unlocked (GstGLShader * shader); 91 GST_GL_API 92 void gst_gl_shader_use (GstGLShader *shader); 93 GST_GL_API 94 void gst_gl_context_clear_shader (GstGLContext *context); 95 96 GST_GL_API 97 void gst_gl_shader_set_uniform_1i (GstGLShader *shader, const gchar *name, gint value); 98 GST_GL_API 99 void gst_gl_shader_set_uniform_1iv (GstGLShader *shader, const gchar *name, guint count, const gint *value); 100 GST_GL_API 101 void gst_gl_shader_set_uniform_1f (GstGLShader *shader, const gchar *name, gfloat value); 102 GST_GL_API 103 void gst_gl_shader_set_uniform_1fv (GstGLShader *shader, const gchar *name, guint count, const gfloat *value); 104 GST_GL_API 105 void gst_gl_shader_set_uniform_2i (GstGLShader *shader, const gchar *name, gint v0, gint v1); 106 GST_GL_API 107 void gst_gl_shader_set_uniform_2iv (GstGLShader *shader, const gchar *name, guint count, const gint *value); 108 GST_GL_API 109 void gst_gl_shader_set_uniform_2f (GstGLShader *shader, const gchar *name, gfloat v0, gfloat v1); 110 GST_GL_API 111 void gst_gl_shader_set_uniform_2fv (GstGLShader *shader, const gchar *name, guint count, const gfloat *value); 112 GST_GL_API 113 void gst_gl_shader_set_uniform_3i (GstGLShader *shader, const gchar *name, gint v0, gint v1, gint v2); 114 GST_GL_API 115 void gst_gl_shader_set_uniform_3iv (GstGLShader *shader, const gchar *name, guint count, const gint * value); 116 GST_GL_API 117 void gst_gl_shader_set_uniform_3f (GstGLShader *shader, const gchar *name, gfloat v0, gfloat v1, gfloat v2); 118 GST_GL_API 119 void gst_gl_shader_set_uniform_3fv (GstGLShader *shader, const gchar *name, guint count, const gfloat *value); 120 GST_GL_API 121 void gst_gl_shader_set_uniform_4i (GstGLShader *shader, const gchar *name, gint v0, gint v1, gint v2, gint v3); 122 GST_GL_API 123 void gst_gl_shader_set_uniform_4iv (GstGLShader *shader, const gchar *name, guint count, const gint *value); 124 GST_GL_API 125 void gst_gl_shader_set_uniform_4f (GstGLShader *shader, const gchar *name, gfloat v0, gfloat v1, gfloat v2, gfloat v3); 126 GST_GL_API 127 void gst_gl_shader_set_uniform_4fv (GstGLShader *shader, const gchar *name, guint count, const gfloat *value); 128 GST_GL_API 129 void gst_gl_shader_set_uniform_matrix_2fv (GstGLShader *shader, const gchar *name, gint count, gboolean transpose, const gfloat* value); 130 GST_GL_API 131 void gst_gl_shader_set_uniform_matrix_3fv (GstGLShader *shader, const gchar *name, gint count, gboolean transpose, const gfloat* value); 132 GST_GL_API 133 void gst_gl_shader_set_uniform_matrix_4fv (GstGLShader *shader, const gchar *name, gint count, gboolean transpose, const gfloat* value); 134 GST_GL_API 135 void gst_gl_shader_set_uniform_matrix_2x3fv (GstGLShader *shader, const gchar *name, gint count, gboolean transpose, const gfloat* value); 136 GST_GL_API 137 void gst_gl_shader_set_uniform_matrix_2x4fv (GstGLShader *shader, const gchar *name, gint count, gboolean transpose, const gfloat* value); 138 GST_GL_API 139 void gst_gl_shader_set_uniform_matrix_3x2fv (GstGLShader *shader, const gchar *name, gint count, gboolean transpose, const gfloat* value); 140 GST_GL_API 141 void gst_gl_shader_set_uniform_matrix_3x4fv (GstGLShader *shader, const gchar *name, gint count, gboolean transpose, const gfloat* value); 142 GST_GL_API 143 void gst_gl_shader_set_uniform_matrix_4x2fv (GstGLShader *shader, const gchar *name, gint count, gboolean transpose, const gfloat* value); 144 GST_GL_API 145 void gst_gl_shader_set_uniform_matrix_4x3fv (GstGLShader *shader, const gchar *name, gint count, gboolean transpose, const gfloat* value); 146 147 GST_GL_API 148 gint gst_gl_shader_get_attribute_location (GstGLShader *shader, const gchar *name); 149 GST_GL_API 150 void gst_gl_shader_bind_attribute_location (GstGLShader * shader, guint index, const gchar * name); 151 GST_GL_API 152 void gst_gl_shader_bind_frag_data_location (GstGLShader * shader, guint index, const gchar * name); 153 154 G_END_DECLS 155 156 #endif /* __GST_GL_SHADER_H__ */ 157