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glamor: Set up XV sampler uniforms once at program build time.

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No sense doing it on every draw.

Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Eric Anholt 2016-01-26 14:18:48 -08:00
parent 5d7bef2eed
commit 294e45b60d
1 changed files with 11 additions and 9 deletions
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20
glamor/glamor_xv.c
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@ -114,7 +114,7 @@ static void
glamor_init_xv_shader(ScreenPtr screen)
{
glamor_screen_private *glamor_priv;
GLint fs_prog, vs_prog;
GLint fs_prog, vs_prog, sampler_loc;
glamor_priv = glamor_get_screen_private(screen);
glamor_make_current(glamor_priv);
@ -130,6 +130,15 @@ glamor_init_xv_shader(ScreenPtr screen)
glBindAttribLocation(glamor_priv->xv_prog,
GLAMOR_VERTEX_SOURCE, "v_texcoord0");
glamor_link_glsl_prog(screen, glamor_priv->xv_prog, "xv");
glUseProgram(glamor_priv->xv_prog);
sampler_loc = glGetUniformLocation(glamor_priv->xv_prog, "y_sampler");
glUniform1i(sampler_loc, 0);
sampler_loc = glGetUniformLocation(glamor_priv->xv_prog, "u_sampler");
glUniform1i(sampler_loc, 1);
sampler_loc = glGetUniformLocation(glamor_priv->xv_prog, "v_sampler");
glUniform1i(sampler_loc, 2);
}
#define ClipValue(v,min,max) ((v) < (min) ? (min) : (v) > (max) ? (max) : (v))
@ -258,7 +267,7 @@ glamor_xv_render(glamor_port_private *port_priv)
float uco[3], vco[3], off[3];
float bright, cont, gamma;
int ref = port_priv->transform_index;
GLint uloc, sampler_loc;
GLint uloc;
GLfloat *v;
char *vbo_offset;
@ -329,13 +338,6 @@ glamor_xv_render(glamor_port_private *port_priv)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
sampler_loc = glGetUniformLocation(glamor_priv->xv_prog, "y_sampler");
glUniform1i(sampler_loc, 0);
sampler_loc = glGetUniformLocation(glamor_priv->xv_prog, "u_sampler");
glUniform1i(sampler_loc, 1);
sampler_loc = glGetUniformLocation(glamor_priv->xv_prog, "v_sampler");
glUniform1i(sampler_loc, 2);
glEnableVertexAttribArray(GLAMOR_VERTEX_POS);
glEnableVertexAttribArray(GLAMOR_VERTEX_SOURCE);