diff options
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_state.c | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c index 502bdd2f6d..af9e553eb5 100644 --- a/src/mesa/drivers/dri/r300/r300_state.c +++ b/src/mesa/drivers/dri/r300/r300_state.c @@ -460,6 +460,7 @@ static void r300SetEarlyZState(GLcontext * ctx) { r300ContextPtr r300 = R300_CONTEXT(ctx); GLuint topZ = R300_ZTOP_ENABLE; + GLuint w_fmt, fgdepthsrc; if (ctx->Color.AlphaEnabled && ctx->Color.AlphaFunc != GL_ALWAYS) topZ = R300_ZTOP_DISABLE; @@ -476,6 +477,26 @@ static void r300SetEarlyZState(GLcontext * ctx) R300_STATECHANGE(r300, zstencil_format); r300->hw.zstencil_format.cmd[2] = topZ; } + + /* w_fmt value is set to get best performance + * see p.130 R5xx 3D acceleration guide v1.3 */ + if (current_fragment_program_writes_depth(ctx)) { + fgdepthsrc = R300_FG_DEPTH_SRC_SHADER; + w_fmt = R300_W_FMT_W24 | R300_W_SRC_US; + } else { + fgdepthsrc = R300_FG_DEPTH_SRC_SCAN; + w_fmt = R300_W_FMT_W0 | R300_W_SRC_US; + } + + if (w_fmt != r300->hw.us_out_fmt.cmd[5]) { + R300_STATECHANGE(r300, us_out_fmt); + r300->hw.us_out_fmt.cmd[5] = w_fmt; + } + + if (fgdepthsrc != r300->hw.fg_depth_src.cmd[1]) { + R300_STATECHANGE(r300, fg_depth_src); + r300->hw.fg_depth_src.cmd[1] = fgdepthsrc; + } } static void r300SetAlphaState(GLcontext * ctx) @@ -2405,27 +2426,6 @@ void r300UpdateShaderStates(r300ContextPtr rmesa) r300SetEarlyZState(ctx); - /* w_fmt value is set to get best performance - * see p.130 R5xx 3D acceleration guide v1.3 */ - GLuint w_fmt, fgdepthsrc; - if (current_fragment_program_writes_depth(ctx)) { - fgdepthsrc = R300_FG_DEPTH_SRC_SHADER; - w_fmt = R300_W_FMT_W24 | R300_W_SRC_US; - } else { - fgdepthsrc = R300_FG_DEPTH_SRC_SCAN; - w_fmt = R300_W_FMT_W0 | R300_W_SRC_US; - } - - if (w_fmt != rmesa->hw.us_out_fmt.cmd[5]) { - R300_STATECHANGE(rmesa, us_out_fmt); - rmesa->hw.us_out_fmt.cmd[5] = w_fmt; - } - - if (fgdepthsrc != rmesa->hw.fg_depth_src.cmd[1]) { - R300_STATECHANGE(rmesa, fg_depth_src); - rmesa->hw.fg_depth_src.cmd[1] = fgdepthsrc; - } - r300SetupTextures(ctx); rmesa->vtbl.SetupPixelShader(ctx); |